A power management system includes a relay connected to an electrical load, a power management module configured to receive electrical power from each of a battery and a utility source, and in communication with the relay, and a controller in communication with the battery and the power management module. The controller monitors a battery load on the battery and communicates to the power management module to selectively disconnect the relay connected to the electrical load based on the battery load.
Outdoor power equipment includes a frame including a handle, a prime mover mounted to the frame, a transmission coupling the prime mover to a wheel, and a user interface coupled to the transmission and including a static link rigidly coupled to the handle, a forward link coupled to a forward lever and to the static link, a reverse link coupled to a reverse lever and to the static link, and a joining link coupled between the forward link and the reverse link. The user interface is actuatable between a forward configuration and a reverse configuration.
B62D 51/00 - Motor vehicles characterised by the driver not being seated
A01D 34/69 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels with motor driven wheels
A method of stacking dethatchers includes pivoting an upper portion of a handle on a first dethatcher toward a front end of a frame on the first dethatcher, upon pivoting the upper portion of the handle toward the front end of the frame, exposing a rear support point defined by a lower portion of the handle, and stacking a second dethatcher on the first dethatcher so that the second dethatcher is supported on the rear support point defined by the lower portion of the handle and a front support point defined by the upper portion of the handle.
A01B 45/02 - Machines for treating meadows or lawns for aerating
A01D 34/47 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders hand-guided by a walking operator with motor driven cutters or wheels
A01D 43/063 - Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material in or into a container carried by the mower; Containers therefor
A01D 43/14 - Mowers combined with apparatus performing additional operations while mowing with dispensing apparatus, e.g. for fertilisers, herbicides or preservatives
B25G 3/38 - Hinged, pivoted, swivelling, or folding joints
A battery charging system includes a charging rack comprising multiple receptacle, multiple battery assemblies. Each of the battery assemblies includes a housing having a handle, rechargeable battery cells disposed within the housing, and a mating feature protruding away from the housing, wherein the mating feature is configured to selectively connect the battery assembly with the receptacle of the charging rack and includes multiple ports electrically connected to the battery cells and configured receive power from the charging rack to charge the battery cells, and wherein the handle comprises a release button configured to selectively disengage the battery assembly from the receptacle of the charging rack.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/46 - Accumulators structurally combined with charging apparatus
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
A battery pack is configured to be coupled to outdoor power equipment and includes a battery positioned in a housing, the housing comprising an interface surface, a plurality of high current pins electrically connected to the battery and accessible through the interface surface, a plurality of low current pins electrically connected to the battery and accessible through the interface surface, and a battery controller electrically coupled to the battery, the plurality of low current pins, and the plurality of high current pins.
F02N 11/08 - Circuits specially adapted for starting of engines
G06F 3/147 - Digital output to display device using display panels
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/251 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
H01M 50/284 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H04W 4/00 - Services specially adapted for wireless communication networks; Facilities therefor
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
H05K 5/00 - Casings, cabinets or drawers for electric apparatus
A front independent suspension assembly for outdoor power equipment includes a first joint, a first wheel coupled to the joint, a first longitudinal arm pivotably coupled to the joint, a first lateral arm pivotably coupled to the joint, and a second lateral arm pivotably coupled to the joint. The second lateral suspension arranged substantially parallel to the first lateral suspension arm. The pivotal coupling between the joint and each of the first longitudinal arm, the first lateral arm, and the second lateral arm enables the first wheel to independently displace about a vertical axis
A01D 34/66 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
A01D 67/00 - Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms
B60G 3/20 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
B60G 3/26 - Means for maintaining substantially-constant wheel camber during suspension movement
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
A trailer includes a storage space configured to store outdoor power equipment and a plurality of equipment battery packs, each being configured to power the outdoor power equipment, a hitch tongue, a plurality of wheels, and a plurality of receptacles each configured to receive a primary battery pack. The plurality of receptacles are electrically coupled to a wiring system configured to deliver electricity from the primary battery packs to the plurality of equipment battery packs.
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
One embodiment of the invention relates to an internal combustion engine including an engine block having a first cylinder and a second cylinder, a crankshaft configured to rotate about a crankshaft axis, a flywheel coupled to the crankshaft, a throttle body, an air filter assembly, a first electric fan coupled to a first duct, and a second electric fan coupled to a second duct. The first duct is configured to direct cooling air directly over the first cylinder. The second duct is configured to direct cooling air directly over the second cylinder. The first cylinder is at least partially within the first duct. The second cylinder is at least partially within the second duct.
An internal combustion engine includes an engine block, a piston, and a cylinder head. The engine block includes a cylinder block having a cylinder bore, a crankcase defining a crankcase chamber with a crankshaft positioned within the crankcase chamber, and a cylinder sleeve fabricated from a self-lubricating plastic material. The cylinder head is coupled to the cylinder block to form a combustion chamber. The piston includes a piston top adjacent the combustion chamber, a piston body including a wrist pin hole configured to receive a wrist pin, a first piston ring positioned on the piston body, and a non-metallic gasket positioned on the piston body closer to the combustion chamber than the first piston ring and structured to prevent combustion gases from escaping the combustion chamber. The crankcase chamber is oilless.
F16J 9/28 - Piston-rings, seats therefor; Ring sealings of similar construction in general characterised by the use of particular materials of non-metals
A controller module includes an enclosure including an inner wall defining a volume, a plurality of motor controllers, each motor controller comprising a printed circuit board (PCB) having a first side and a second side opposite the first side, a plurality of transistors located on the first side, and a plurality of outputs located on the second side. The first side of the PCB is positioned adjacent to the inner wall of the enclosure to allow heat generated by the motor controller to dissipate via the enclosure.
H02P 5/52 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another additionally providing control of relative angular displacement
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control (DNC), flexible manufacturing systems (FMS), integrated manufacturing systems (IMS), computer integrated manufacturing (CIM)
H02P 4/00 - Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies
A turf aerator includes a frame, a tine shaft rotatably supported by the frame, a plurality of tines coupled to the tine shaft, a swing arm supporting the plurality of tines, and an input. The swing arm being rotatably supported by the frame and configured to rotate the plurality of tines between an operating position and a retracted position. Actuation of the input (i) actuates the swing arm to transition the plurality of tines from the retracted position to the operating position and (ii) activates the tine shaft to move the plurality of tines.
A generator includes an internal combustion engine including an engine block including a cylinder including a piston, a crankshaft configured to rotate about a crankshaft axis in response to movement by the piston, and a spark plug configured to periodically generate a spark to ignite fuel in the cylinder to control the movement of the piston. The generator further includes an alternator including a rotor and a stator, the rotor configured to rotate with the rotation of the crankshaft to generate alternating current electrical power, a controller configured to control a rate of fuel supply to the internal combustion engine, and a switch configured to selectively enable the flow of a first type of fuel into the cylinder and disable the flow of a second type of fuel, wherein the controller is configured to receive an indication of a fuel type based on a position of the switch.
H02K 7/18 - Structural association of electric generators with mechanical driving motors, e.g.with turbines
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
F02B 69/04 - Internal-combustion engines convertible into other combustion-engine type, not provided for in group ; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different fuel types, other than engines indifferent to fuel consumed, e.g. convertible from light to heavy fuel for gaseous and non-gaseous fuels
H02K 13/12 - Arrangements for producing an axial reciprocation of the rotor and its associated current collector part, e.g. for polishing commutator surfaces
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02P 6/08 - Arrangements for controlling the speed or torque of a single motor
H02P 9/00 - Arrangements for controlling electric generators for the purpose of obtaining a desired output
H02P 9/04 - Control effected upon non-electric prime mover and dependent upon electric output value of the generator
H02P 1/12 - Switching devices centrifugally operated by the motor
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
A lawn mower includes a chassis supporting a wheel, a cutting deck supported by the chassis and defining a cutting chamber, a battery supported by the chassis, and a chore motor electrically coupled to the battery. The chore motor includes a housing with a coil assembly, a rotor, and a drive shaft extending out of the housing. The chore motor is attached to the cutting deck so that at least a portion of the housing and the drive shaft are positioned in the cutting chamber. The lawn mower further includes a blade coupled to the drive shaft so that the blade rotates within the cutting chamber when the chore motor rotates the drive shaft, and a spring washer coupled between the drive shaft and the blade. Relative rotation between the blade and the drive shaft occurs in response to a torque on the blade exceeding a threshold value.
A light tower includes a base having a plurality of wheels, an extendible mast coupled to the base, a battery pack positioned between the wheels and the extendible mast, a housing coupled to the base and having a main battery receiver and a supplemental battery receiver, a light assembly coupled to the extendible mast and electrically coupled to the battery pack, and an inverter configured to receive and convert a direct current power from the battery pack into an alternating current power. The main battery receiver defines an internal cavity having an open top side, and the supplemental battery receiver defines a slot arranged on an exterior of the housing.
F21L 4/04 - Electric lighting devices with self-contained electric batteries or cells characterised by provision of a light source housing portion adjustably fixed to the remainder of the device
F21L 14/04 - Electric lighting devices without a self-contained power source, e.g. for mains connection carried on wheeled supports
F21V 21/06 - Bases for movable standing lamps; Fixing standards to the bases
A trailer includes a first power equipment having an equipment battery pack, a charging device having a primary battery pack, and a docking station electrically connected to the primary battery pack. When the first power equipment is positioned in the docking station, the docking station supplies power from the primary battery pack to the equipment battery pack to recharge the equipment battery pack.
H02J 7/34 - Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
B60P 1/43 - Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using a loading ramp mounted on the vehicle
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
An air filter assembly includes a housing having an interior surface that defines an interior volume, a filter element positioned within the interior volume and having a filter media, an air intake formed in the housing, a debris outlet formed in the housing, a filtered air outlet formed in the housing, and a plurality of ribs. The filter element is spaced from the interior surface so that a gap is formed between the filter element and the interior surface to allow air to flow between the filter element and the interior surface. The plurality of ribs extend into the interior volume of the housing so that air flowing from the air intake is directed into the gap and around the filter element to complete a cyclonic filtering pass before flowing along a second airflow pass through the filter element. The outlet passage is configured to direct filtered air into a third airflow pass in a direction opposite to the second airflow pass.
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/48 - Removing dust other than cleaning filters
An ignition coil includes an ignition circuit having a first winding and a second winding, a controller in communication with the ignition circuit, and a light. The ignition circuit is configured to output an ignition timing signal. The controller is configured to establish a rule that limits an engine speed to a maximum engine speed to be provided by the ignition timing signal. The light is configured to illuminate and indicate the maximum engine speed in response to an output signal from the controller.
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
A debris-collecting apparatus includes a mobile frame, an input portion configured to receive incoming air and debris, and a bagging system having a porous bag and a dust skirt surrounding the porous bag.
A01D 43/077 - Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material with auxiliary means, e.g. fans, for transporting the mown crop
A01D 43/063 - Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material in or into a container carried by the mower; Containers therefor
A47L 9/14 - Bags or the like; Attachment of, or closures for, bags
A47L 9/16 - Arrangement or disposition of cyclones or other devices with centrifugal action
E01H 1/08 - Pneumatically dislodging or taking-up undesirable matter; Drying by heat only, or by streams of gas; Cleaning by projecting abrasive particles
A method of operating a fan for an air-cooled internal combustion engine includes starting the air-cooled internal combustion engine, operating the fan in a first operating mode in which the fan rotates in a first direction, and operating the fan in a second operating mode in which the fan rotates in a second direction.
A service vehicle for storing and transporting outdoor power equipment includes a loading/unloading ramp, a charging bay configured to charge a rechargeable battery pack mounted on a first piece of outdoor power equipment, a spare battery charging station configured to store and selectively charge a spare rechargeable battery pack, a user interface having a display, and a controller in communication with the user interface and having a processing circuit with a charging module. The controller is configured to receive a charge level of the rechargeable battery pack and the spare rechargeable battery pack from the charging module and instruct the user interface to display the charge levels.
A battery pack includes a housing and a plurality of cell module assemblies arranged within the housing. Each of the cell module assemblies includes a positive collector plate, a negative collector plate, and a plurality of battery cells. Each of the plurality of battery cells includes a positive terminal connected to the positive collector plate and a negative terminal connected to the negative collector plate. A number of the plurality of the cell module assemblies within the housing defines a capacity of the battery pack.
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 50/509 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/298 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
A portable heater includes a housing having an air inlet and an air outlet, one or more burners housing within the housing and configured to heat air passing through the housing from the air inlet to the air outlet, and a duct positioned in a storage compartment of the housing. The duct includes a first end coupled to the storage compartment and a second end extendable from the housing when a door of the storage compartment is in an open position.
A small-air cooled internal combustion engine includes an engine block including a cylinder, a piston within the cylinder, a crankshaft configured to be driven by the piston, a blower system including a fan that is configured to pull air over the engine block, a fuel system for supplying an air-fuel mixture to the cylinder, and an exhaust system for removing exhaust from the cylinder. The exhaust system comprises an exhaust inlet, a muffler and, a catalytic converter including a catalyst. The catalyst comprises a precious metal loading having ruthenium as a primary element by mass.
F01N 3/10 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
F01P 1/02 - Arrangements for cooling cylinders or cylinder heads, e.g. ducting cooling-air from its pressure source to cylinders or along cylinders
F01P 1/06 - Arrangements for cooling other engine or machine parts
An outdoor power equipment device, such as a lawn mower, includes a main chassis having first and second pivot joints, a first rocker arm having a caster wheel on a first end portion and a drive wheel on a second end portion, and a second rocker arm having a caster wheel on a first end portion and a drive wheel on a second end portion, wherein the first rocker arm and the second rocker arm are independently pivotally coupled to the respective first and second pivot joints of the main chassis at a location between the caster wheels and the drive wheels.
A01D 34/66 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
A01D 34/00 - Mowers; Mowing apparatus of harvesters
A01D 34/71 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis with means for discharging mown material
A01D 34/78 - Driving mechanisms for the cutters electric
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
B60K 1/02 - Arrangement or mounting of electrical propulsion units comprising more than one electric motor
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
B60K 35/00 - Arrangement or adaptations of instruments
B60N 2/015 - Attaching seats directly to vehicle chassis
B62D 21/02 - Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
B62D 21/11 - Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension
E01H 5/06 - Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically dislodging essentially by non-driven elements, e.g. scraper blades
25.
Stand-on outdoor power equipment for aerating soil
A stand-on aerator includes a chassis, an operator platform extending from a rear portion of the chassis, an aerator assembly coupled to the chassis and having a plurality of reciprocating tines configured to extend from and retract into the aerator assembly, and an object detection sensor. At least a portion of the plurality of reciprocating tines are configured to retract in response to the object detection sensor detecting an object in a path of the aerator assembly.
A riding lawn mower comprising, a pair of rear drive wheels, a pair of front wheels, a deck positioned between the pair of front wheels and the pair of rear drive wheels, a rotatable cutting blade, and multiple battery packs removably coupled to the riding lawn mower and structured to provide power to the riding lawn mower, each battery pack graspable and removable by a user, wherein the multiple battery packs sequentially provide power to the riding lawn mower.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/22 - Balancing the charge of battery modules
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
A method for recalibrating an engine includes querying an engine for a unique engine identifier, sending the unique engine identifier to a cloud-based server, determining one or more engine calibration settings available to the engine based on the unique engine identifier sent to the cloud-based server, presenting the one or more engine calibration settings to a user through a user interface so that the user may select a desired engine calibration setting, sending the desired engine calibration setting as selected by the user to an electronic control unit of the engine, and replacing a current engine calibration with the desired engine calibration setting in the electronic control unit of the engine.
A power unit operable to power equipment, the power unit including an electric motor, multiple removable and rechargeable battery packs, multiple switching elements, and a control unit. Each of the switching elements is connected between one of the battery packs and the electric motor and operate in one of an open position or a closed position. The control unit is operable to manage the position of the switching elements. The control unit is configured to determine whether one or more battery packs are supplying power for the electric motor, measure a voltage of each of the battery packs, determine whether each of the voltage measurements is within a predetermined value to each other, calculate a pulse width modulated (PWM) signal for each of the switching elements, assign each PWM signal to one of the switching elements, and apply each of the PWM signals to the assigned switching element.
G01R 31/3835 - Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
H01M 50/247 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/20 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
29.
ROBOTIC LAWN MOWER INCLUDING REMOVABLE RECHARGEABLE BATTERY MODULE
A outdoor power equipment system includes a removable rechargeable battery module, a robotic lawn mower, and a portable power equipment. The robotic lawn mower includes a receptacle configured to receive the battery module, and an electric motor electrically coupled to the receptacle to receive electricity to drive at least one of a wheel and a cutting implement. The portable power equipment includes a receptacle configured to receive the battery module, and at least one of an electric motor, a light source, and an amplification circuit coupled to the receptacle to receive electricity.
A01D 34/00 - Mowers; Mowing apparatus of harvesters
A01D 34/78 - Driving mechanisms for the cutters electric
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
G05D 1/02 - Control of position or course in two dimensions
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
30.
MODULAR BATTERY ASSEMBLY FOR BATTERY POWERED EQUIPMENT
A battery pack includes a housing defining an upper portion and a lower portion, a first protector portion coupled to a first corner of the housing, a second protector portion coupled to a second corner of the housing, a plurality of battery cells disposed within the housing, and a mating feature including a plurality of ports electrically connected to the plurality of battery cells and structured to supply power from the plurality of battery cells through the ports.
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
B60L 58/22 - Balancing the charge of battery modules
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
B60L 58/26 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H01M 10/46 - Accumulators structurally combined with charging apparatus
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
Systems and apparatuses include a lawn mower including a frame, a deck coupled to the frame, and an electric power take off outlet coupled to the frame and structured to electrically couple with a battery. The electric power take off outlet including a power port structured to electrically couple to a peripheral device, and a data port structured to communicate with the peripheral device.
A riding lawn mower includes a chassis having longitudinal support beam, a drive wheel, an electric motor coupled to the drive wheel, a suspended subframe having a longitudinal subframe beam pivotally coupled to the longitudinal support beam about a pivot axis, and a suspension device coupled between the longitudinal subframe beam and the longitudinal support beam. The longitudinal subframe beam at least partially supports the electric motor. The drive wheel and the electric motor are configured to translate relative to the chassis via the pivotal coupling between the longitudinal support beam and the longitudinal subframe beam.
F02B 61/00 - Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 11/04 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting mechanically
F02B 75/00 - Other engines, e.g. single-cylinder engines
F16D 125/60 - Cables or chains, e.g. Bowden cables
34.
ELECTRIC STAND-ON MOWER WITH COUNTER ROTATING BLADES
Outdoor power equipment including a frame, a battery, multiple wheels, a cutting deck, multiple chore motors, and multiple blades. The cutting deck is coupled to the frame and has a discharge opening. The electric chore motors are attached to the cutting deck and are selectively powered by the battery. Each of the blades is powered and rotated by one of the multiple electric chore motors. A first blade of the multiple blades is rotated in a first direction and a second blade of the multiple blades is rotated in a second direction opposite the first direction.
A01D 34/66 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
A01D 34/78 - Driving mechanisms for the cutters electric
An internal combustion engine includes an engine block, a crankshaft configured to rotate about a crankshaft axis, a flywheel coupled to the crankshaft and positioned above the engine block, an outer housing positioned above the engine block and the flywheel, and an electric starting system. The electric starting system includes an electric motor and an energy storage device positioned above the flywheel and below the outer housing. The energy storage device is electrically coupled to the electric motor to power the electric motor. When the electric starting system is configured to rotate the crankshaft to start the engine when the electric starting system is activated.
F02N 11/14 - Starting of engines by means of electric starters with external current supply
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
F02N 15/02 - Gearing between starting-engines and started engines; Engagement or disengagement thereof
F02B 63/02 - Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
F02N 11/00 - Starting of engines by means of electric motors
F02N 15/00 - Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from, groups
F02N 11/08 - Circuits specially adapted for starting of engines
A filtration system includes a filter housing having a cavity and a base, a drain defined in the base, a channel defined in the base and in fluid communication with the drain, and a filter cartridge having a longitudinal axis and being movable between an installed position within the cavity of the filter housing and an uninstalled position outside the cavity of the filter housing. The channel defines an outer diameter. The filter cartridge includes a bottom endplate defining an outer diameter that is greater than the outer diameter of the channel so that, in the installed position, the bottom endplate covers the channel and prevents fluid flow from the cavity to the drain, and a filter media extending axially outwardly from the bottom endplate.
Briggs & Stratton (Shanghai) International Trading Co., Ltd. (China)
Inventor
Whitmore, Jeffrey H.
Wu, Shaoban
Liu, Haijiang
Li, Yongkai
Abstract
A battery pack for powering equipment includes a core battery pack. The core battery pack includes a housing and a battery cell assembly positioned within the housing of the core battery pack. The battery cell assembly includes a first collector plate, a second collector plate, multiple battery cells, and multiple wire bonds. Each of the multiple battery cells has a first end and a second end. Each of the multiple wire bonds electrically connects the first end of one of the multiple battery cells to the first collector plate. None of the multiple wire bonds are coupled to a second end of one of the multiple battery cells.
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
A removable and replaceable battery pack includes a plurality of battery cells, an outer housing configured to encase the plurality of battery cells, a handle extending from the outer housing configured to be grasped by a user, an electrical connector located on a rear side of the outer housing, and a plurality of MOSFETs configured to control a current output to the electrical connector. The electrical connector includes a plurality of ports and is configured to electrically couple to a battery receptacle connector. Each of the plurality of MOSFETs is thermally coupled to the outer housing.
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/505 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
A light tower includes a base, an extendible mast coupled to the base, a battery pack supported on the base and including a plurality of lithium-ion battery cells, a light assembly including a plurality of light emitting diodes electrically coupled to the battery pack, a display configured to receive inputs and display information, and a controller in communication with the battery pack, the light assembly, and the display. The configured being to: receive a light intensity change input from the display, change a power provided by the battery pack to the light emitting diodes in response to the light intensity change input, and display on the display a change in runtime resulting from the change of the power provided by the battery pack to the light emitting diodes.
F21S 8/08 - Lighting devices intended for fixed installation with a standard
F21S 9/02 - Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
F21V 21/15 - Adjustable mountings specially adapted for power operation, e.g. by remote control
A ride-on outdoor power equipment, comprising a chassis a pair of front wheels coupled with the chassis, a pair of rear wheels coupled with the chassis, a mower deck supported by the chassis, and a battery assembly configured to power a drive motor. The battery assembly may include a plurality of battery packs, and a receptacle defined in part by a bottom wall. The receptacle may include a plurality of bays, each bay having a receiver extending away from the bottom wall, the receiver configured to guide a battery pack within the bay, and a power connector spaced a distance from the bottom wall, the power connector configured to engage the pack connector to electrically couple the battery pack to the receptacle, where the receptacle is angled at an acute angle relative to an operating plane.
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 50/264 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
H01M 50/271 - Lids or covers for the racks or secondary casings
A zero-turn radius lawnmower includes a chassis having a rear frame, a crossbeam, and a subframe, and a battery receptacle for receiving a battery pack. A first rear suspension cradle is rotatable coupled to the crossbeam on a first end, and is movably coupled to the first side panel on a second end. The first rear suspension cradle supports a first electric motor configured to rotate a first drive wheel supported by the first rear suspension cradle. A second rear suspension cradle is rotatably coupled to the crossbeam on a first end and movably coupled to the second side panel on a second end. The second suspension cradle supports a second electric motor configured to rotate a second drive wheel supported by the second rear suspension cradle. The first rear suspension cradle and the second rear suspension cradle are independently rotatable relative to the rear frame.
A01D 34/78 - Driving mechanisms for the cutters electric
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A hybrid light tower includes an engine, a permanent magnet generator configured to be driven by the engine, a battery pack including a plurality of lithium-ion battery cells, an extendible mast configured to move between a lowered position and a raised position, and a light assembly including a plurality of light emitting diodes. The generator is configured to produce a first DC power. The battery pack is directly electrically coupled to the generator to receive the first DC power from the generator to charge the battery pack. The light assembly is coupled to the mast and the light emitting diodes electrically coupled to the battery pack to receive a second DC power from the battery pack. The light tower does not include a battery charger connected to the battery pack.
A battery-powered outdoor power equipment includes a battery, a first electric motor configured to operate at a first power level and a second power level, a runtime module having a display and a first control button, and a controller in communication with the battery, the electric motor, and the display. The controller being configured to communicate a remaining runtime of the battery to the display based on a charge level of the battery, and update the remaining runtime in response to an input to the first control button that changes the first electric motor from the first power level to the second power level.
G01R 31/382 - Arrangements for monitoring battery or accumulator variables, e.g. SoC
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
44.
ZERO TURN RADIUS MOWER WITH REMOVABLE BATTERY PACKS
A zero-turn radius (ZTR) mower, comprising a chassis, a pair of front wheels coupled with the chassis, a pair of rear wheels coupled with the chassis, a mower deck supported by the chassis, and a battery assembly configured to power a drive motor. The battery assembly may comprise a plurality of battery packs, and a receptacle defined in part by a bottom wall. The receptacle may include a plurality of bays, each bay having a receiver extending away from the bottom wall, the receiver configured to guide a battery pack within the bay, and a power connector spaced a distance from the bottom wall, the power connector configured to engage the pack connector to electrically couple the battery pack to the receptacle, where the receptacle is angled at an acute angle relative to an operating plane.
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
H01M 50/264 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
45.
Internal combustion engine with reduced oil maintenance
An internal combustion engine includes an engine block, a piston, a cylinder head, and a valve train. The engine block includes a cylinder block including a cylinder bore and a crankcase defining a crankcase chamber with a crankshaft positioned within the crankcase chamber. The piston is coupled to the crankshaft and configured to reciprocate within the cylinder bore. The cylinder head is coupled to the cylinder block. The valve train includes a camshaft, a first and second pushrod, a first and second rocker arm, an exhaust valve housed, and an intake valve. The first rocker arm, the second rocker arm, the exhaust valve, and the intake valve each include at least a layer of a low friction material. The first and second pushrod each pass through a pushrod seal to prevent fluid from reaching the rocker chamber to fluidly isolate the rocker chamber from the crankcase chamber.
F16J 9/28 - Piston-rings, seats therefor; Ring sealings of similar construction in general characterised by the use of particular materials of non-metals
F16C 7/02 - Constructions of connecting-rods with constant length
46.
CELL MODULE ASSEMBLIES AND METHODS OF MANUFACTURING CELL MODULE ASSEMBLIES
A cell module assembly includes a first frame having a first plurality of pockets, a second frame spaced apart from the first frame and having a second plurality of pockets, a plurality of lithium-ion battery cells coupled to and extending between the second frame and the first frame, a first collector plate electrically connected to the plurality of lithium-ion battery cells and coupled to the first frame by a first curable adhesive, and a second collector plate electrically connected to the plurality of lithium-ion battery cells and coupled to the second frame by a second curable adhesive. Each one of the plurality of lithium-ion battery cells is received within a respective one of the first plurality of pockets and a respective one of the second plurality of pockets.
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
Outdoor power equipment includes a frame supported by a plurality of wheels and an air heating system. The air heating system includes an air inlet, an air outlet, a heating device configured to heat the air between the air inlet and the air outlet, and an adjustable duct connector fixedly coupled to at least one of the air inlet and the air outlet. The adjustable duct connector includes a base plate, a ring arm slidably coupled to the base plate, and a handle rotatably coupled to the base plate and the ring arm. Rotation of the handle selectively transitions the ring arm between a first position proximate the handle and a second position arranged further from the handle. The adjustable duct connector further includes a locking mechanism configured to secure the ring arm in the first position and the second position.
A battery pack includes a housing, a positive terminal and a negative terminal, and a plurality of cell module assemblies. The positive terminal and negative terminal are each externally accessible from the housing and extend into a first compartment of the housing. The cell module assemblies are received in a second compartment of the housing, and are coupled to the positive terminal and the negative terminal through a connection extending from the second compartment into the first compartment. The first compartment is accessible through a first panel that is movably coupled to the housing through a first securing mechanism providing a first level of access. The second compartment is accessible through a second panel that is movably coupled to the housing through a second securing mechanism providing a second level of access.
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/262 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/574 - Devices or arrangements for the interruption of current
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/258 - Modular batteries; Casings provided with means for assembling
Briggs & Stratton (Shanghai) International Trading Co., Ltd. (China)
Inventor
Whitmore, Jeff
Hahn, Ryan
Zeidler, Nick
Jaskowiak, Ryan
Harvey, Kyle
Wu, Shaoban
Liu, Haijiang
Li, Yongkai
Abstract
A battery pack for powering equipment includes a core battery pack, a first housing, and a second housing. The core battery pack has a capacity of outputting a constant amount of current to deliver at least 1000 Watt-hours of energy. The core battery pack includes multiple battery cells and a mating interface. The mating interface is configured to selectively and electrically couple the core battery pack with an interface of a piece of power equipment or a charger. The first housing includes a handle and is attached to the core battery pack. The second housing is attached to the core battery pack and is configured to dampen a force experienced by the core battery pack upon an impact.
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
H01M 50/242 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/247 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
A battery pack includes a housing, rechargeable lithium-ion battery cells, a positive terminal, a negative terminal, a data terminal, a battery management system, and an Internet of Things (IoT) module. The data terminal includes at least one data pin that is configured to receive operational information from a piece of equipment coupled with the battery pack. The IoT module is in communication with the data terminal and the battery management system, and is configured to receive operational information about the piece of equipment from the data terminal, receive operational information about the rechargeable lithium-ion battery cells from the battery management system, and transmit the operational information about the piece of equipment and the operational information from the lithium-ion battery cells via a network interface. The network interface is configured to communicate the operational information about the piece of equipment and the operational information about the rechargeable lithium-ion battery cells to a mesh network, and is configured to communicate over at least two frequencies.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H04W 4/70 - Services for machine-to-machine communication [M2M] or machine type communication [MTC]
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
51.
BATTERY MANAGEMENT SYSTEM FOR BATTERY POWERED EQUIPMENT
A battery pack includes a housing, a plurality of rechargeable battery cells, a connection interface, a near-field communication (NFC) reader, a battery management system, and a communication gateway. The connection interface is in communication includes a plurality of data pins, a positive terminal, and a negative terminal. The battery management system is in communication with the NFC reader and is configured to receive information from the NFC reader including an NFC tag identification, then retrieve stored parameters corresponding to the NFC tag identification, and configure at least one of the plurality of data pins based upon the stored parameters corresponding to the NFC tag identification.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
A lawnmower includes a frame, a pair of drive wheels, a front axle assembly, a first caster wheel, a second caster wheel, a first rod, a second rod, and a mower deck. The pair of drive wheels are coupled to a second end portion of the frame. The front axle assembly includes a bar pivotally coupled to a first end portion of the frame about a pivot axis. The first caster wheel is coupled to a first lateral end of the bar. The second caster wheel is coupled to a second lateral end of the bar. The first rod is coupled between the frame and the first lateral end of the bar. The second rod is coupled between the frame and the second lateral end of the bar. When the bar pivots about the pivot axis, the first caster wheel and the second caster wheel move relative to the frame.
A01D 34/66 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
A01D 34/86 - Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for use on sloping ground, e.g. on embankments
B60G 9/02 - Resilient suspensions for a rigid axle or axle housing for two or more wheels the axle or housing being pivotally mounted on the vehicle
B60G 21/05 - Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
A battery pack includes a battery housing, a positive terminal, a negative terminal, a plurality of cell module assemblies, and a battery management system. The plurality of cell module assemblies are received within an internal cavity of the battery housing, and include a plurality of lithium-ion battery cells that are connected in parallel. The battery management system is in communication with at least one of the plurality of cell module assemblies within the internal cavity, and is structured to receive a voltage tap measurement from each of the plurality of cell module assemblies within the internal cavity, compare the voltage tap measurement from each of the plurality of cell module assemblies to an expected voltage tap measurement, and determine if a voltage tap measurement for a cell module assembly within the plurality of cell module assemblies deviates from the expected voltage tap measurement to identify a faulty cell module assembly.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
A battery pack includes a housing having a positive terminal and a negative terminal. Battery cells are located within the housing and are selectively coupled to the positive terminal and coupled to the negative terminal. A battery management system is located within the housing and is configured to operate a first switch within the housing to selectively couple the battery cells and the positive terminal. A bleed circuit is electrically coupled between the positive terminal and the negative terminal. The bleed circuit includes a resistor and a second switch to selectively couple the positive terminal to the negative terminal. The battery management system is configured to open the first switch and close the second switch and measure a voltage drop across the resistor to detect a presence and type of voltage source connected to the positive terminal.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 50/505 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 7/34 - Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
A portable lighting tower includes a frame, a mast coupled to the frame including a light, a plurality of legs coupled to the frame, each leg including an actuator operable to deploy and retract the respective leg, a controller operatively coupled to the actuators and configured to control operation of the actuators, and a tilt sensor operably coupled to the controller and configured to generate a tilt signal indicative of a tilt of the portable lighting tower relative to horizontal. The controller is configured to determine a grade of the portable lighting tower based on the tilt signal, determine an extended length of each leg based on the determined grade of the portable lighting tower, and, after determining the extended length of each leg, operate each of the actuators to deploy the respective leg from a storage configuration to the determined extended length.
An engine including an engine block having a cylinder defining a front of the engine, a blower housing coupled to the engine block and defining a hot half positioned adjacent the front of the engine and a cool half opposite the hot half, and an electric starter system positioned within the blower housing. The electric starting system includes a starter mount assembly coupled to the blower housing, an electric starter motor retained by the starter mount assembly and positioned in the cool half, and a battery mounted to the blower housing and positioned in the cool half. The battery is electrically coupled to the electric starter motor.
F01P 5/02 - Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
F01P 1/06 - Arrangements for cooling other engine or machine parts
F02N 15/00 - Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from, groups
F02N 15/04 - Gearing between starting-engines and started engines; Engagement or disengagement thereof the gearing including disengaging toothed gears
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
F01M 11/10 - Indicating devices; Other safety devices
F02M 35/04 - Air cleaners specially arranged with respect to engine; Mounting thereon
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02N 11/08 - Circuits specially adapted for starting of engines
F02N 15/02 - Gearing between starting-engines and started engines; Engagement or disengagement thereof
F16D 41/12 - Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
57.
SINGLE HEIGHT ADJUSTMENT AND CONTROL ASSEMBLY FOR WALK-BEHIND OUTDOOR POWER EQUIPMENT
Outdoor power equipment includes a frame, a power head, a transmission, a pair of rear drive wheels, and a wheel height adjustment mechanism. The power head is coupled to the frame. The transmission is coupled to the frame and operatively coupled to the power head. The transmission includes a drive rotatable member configured to rotate about a first axis. The pair of rear drive wheels are coupled at respective ends of a rear drive axle so that the rear drive axle, and the pair of rear drive wheels coupled thereto, rotate about a second axis different than the first axis. The wheel height adjustment mechanism includes a first bell crank pivotally coupled to the frame about the first axis. A first end of the first bell crank is coupled to the rear drive axle.
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
A01D 34/69 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels with motor driven wheels
A ZTR mower includes a pair of rear drive wheels, a mowing deck including multiple cutting blades, an electric storage battery, a pair of electric wheel motors each configured to rotate one of the rear drive wheels, multiple electric blade motors each configured to rotate one of the multiple cutting blades, and a master controller in communication with each of the pair of wheel motors and the multiple blade motors. The master controller is configured to control a rotational speed of each of the pair of wheel motors and the multiple blade motors. The master controller is configured to send voltage pulses to the multiple blade motors.
A01D 34/00 - Mowers; Mowing apparatus of harvesters
A01D 34/66 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
A01D 34/78 - Driving mechanisms for the cutters electric
One embodiment of the invention relates to an internal combustion engine including an engine block having a first cylinder and a second cylinder, a crankshaft configured to rotate about a crankshaft axis, a flywheel coupled to the crankshaft, a throttle body, an air filter assembly, a first electric fan coupled to a first duct, and a second electric fan coupled to a second duct. The first duct is configured to direct cooling air directly over the first cylinder. The second duct is configured to direct cooling air directly over the second cylinder. The first cylinder is at least partially within the first duct. The second cylinder is at least partially within the second duct.
A battery pack is configured to be coupled to outdoor power equipment and includes a battery positioned in a housing, the housing comprising an interface surface, a plurality of high current pins electrically connected to the battery and accessible through the interface surface, a plurality of low current pins electrically connected to the battery and accessible through the interface surface, and a battery controller electrically coupled to the battery, the plurality of low current pins, and the plurality of high current pins.
H04W 4/00 - Services specially adapted for wireless communication networks; Facilities therefor
F02N 11/08 - Circuits specially adapted for starting of engines
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
G06F 3/147 - Digital output to display device using display panels
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
H05K 5/00 - Casings, cabinets or drawers for electric apparatus
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/284 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/251 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
A battery system includes a battery assembly and an equipment interface. The battery assembly includes a battery pack, a battery housing enclosing the battery pack, a communication gateway, and a first electrical connector. The battery pack includes rechargeable battery cells. The communication gateway is configured to communicate using a first communication protocol and a second communication protocol different from the first communication protocol. The first electrical connector includes a plurality of first terminals. The equipment interface is configured to be coupled to a piece of equipment, and includes a second electrical connector including a plurality of second terminals. The second electrical connector is configured to mate with the first electrical connector to electrically coupled the plurality of first terminals with the plurality of second terminals to electrically couple the battery assembly to the equipment interface.
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
H01M 50/509 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
An internal combustion engine includes an engine block including a cylinder a piston positioned within the cylinder and configured to reciprocate in the cylinder, an electronic throttle control system comprising a motor and a throttle plate, a fuel system for supplying a controlled amount of fuel to the cylinder including a fuel injector, and an engine control unit coupled to the fuel system and the electronic throttle control system. The engine control unit is configured to determine engine speed data comprising a current engine speed, a previous engine speed, and a desired engine speed and control a fuel injection duration based on the engine speed data.
A battery pack for use in providing starting power for a starter motor of an internal combustion engine and to supply power to one or more auxiliary loads. The battery pack includes an outer housing that encloses a plurality of battery cells. The battery pack further includes a control module. The control module includes a processing circuit configured to control one or more functions associated with the internal combustion engine and an interface circuit configured to interface with the internal combustion engine.
F02N 11/14 - Starting of engines by means of electric starters with external current supply
F02N 11/12 - Starting of engines by means of mobile, e.g. portable, starting sets
F02N 11/08 - Circuits specially adapted for starting of engines
F02D 31/00 - Use of non-electrical speed-sensing governors to control combustion engines, not otherwise provided for
H01M 50/284 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A starter battery system for an air cooled engine rated at less than 50 horsepower. The system includes four lithium iron phosphate cells and a charging circuit configured to be powered by rotation of an air cooled engine. A voltage developed by the charging circuit is applied to the four lithium iron phosphate cells without battery management circuitry provided between the charging circuitry and the four lithium iron phosphate cells.
An engine which includes at least one piston, a rotatable crankshaft coupled to the at least one piston, a starter motor configured to selectively initiate rotation of the crankshaft, a lithium-ion battery in electrical communication with the starter motor, the lithium-ion battery having at least one cell, and a charging system configured to be powered by motion of at least one component of the engine. The charging system is configured to continuously apply a voltage potential to the at least one cell while the engine is in a running condition.
An engine including at least one piston, a rotatable crankshaft coupled to the at least one piston, a starter motor configured to selectively initiate rotation of the crankshaft, a lithium-ion battery in electrical communication with the starter motor, the lithium-ion battery having four lithium iron phosphate cells, and a charging system configured to be powered by the engine. The charging system is electrically coupled to the lithium-ion battery and configured to charge the lithium-ion battery and no battery management circuitry is provided between the charging system and the lithium-ion battery.
F02N 11/08 - Circuits specially adapted for starting of engines
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 10/46 - Accumulators structurally combined with charging apparatus
An air-cooled internal combustion engine including a crankshaft rotating about a crankshaft axis, a first cylinder having a first cylinder head, a second cylinder having a second cylinder head, and a blower assembly. The blower assembly includes a blower housing, a first fan, and a second fan. The first fan is positioned proximate the first cylinder and the second fan is positioned proximate the second cylinder. The first fan and the second fan are each received within the blower housing.
A standby generator includes a standby housing defining a cavity and an internal combustion engine. The engine includes an engine block including a cylinder comprising a piston, an engine housing at least partially covering the engine block, and a crankshaft configured to rotate about a vertical crankshaft axis in response to movement by the piston. The standby generator also includes an alternator configured to generate alternating current electrical power, a controller comprising a rectifier configured to convert the alternating current to a direct current and an inverter configured to convert the direct current to a clean alternating current electrical power, and a transfer switch configured to receive the clean alternating current electrical power from the controller and at least one of grid, solar, or battery power, and configured to supply power to an electrical load. The internal combustion engine, the alternator, and the controller are positioned within the cavity.
H02K 7/18 - Structural association of electric generators with mechanical driving motors, e.g.with turbines
F02B 69/04 - Internal-combustion engines convertible into other combustion-engine type, not provided for in group ; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different fuel types, other than engines indifferent to fuel consumed, e.g. convertible from light to heavy fuel for gaseous and non-gaseous fuels
H02K 13/12 - Arrangements for producing an axial reciprocation of the rotor and its associated current collector part, e.g. for polishing commutator surfaces
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02P 6/08 - Arrangements for controlling the speed or torque of a single motor
H02P 9/00 - Arrangements for controlling electric generators for the purpose of obtaining a desired output
H02P 9/04 - Control effected upon non-electric prime mover and dependent upon electric output value of the generator
H02P 1/12 - Switching devices centrifugally operated by the motor
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
H02P 101/25 - Special adaptation of control arrangements for generators for combustion engines
A horizontal shaft electric powerhead includes an electric motor, a battery, a housing, and a base plate. The electric motor includes a horizontal output shaft configured to rotate about a horizontal axis of rotation and has a power rating of 2,500 or fewer watts. The battery includes a plurality of lithium-ion battery cells and is coupled to the electric motor. The housing has a standard cross-sectional footprint so that the electric powerhead has substantially the same volume as a comparable small internal combustion engine. The base plate is configured to be fastened to a mounting surface and includes a plurality of openings arranged in a standard horizontal shaft engine support pattern.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
E01H 5/09 - Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
68.
SMALL AIR-COOLED ENGINE ASSEMBLY WITH DRY SUMP LUBRICATION SYSTEM
An engine assembly includes a small air-cooled engine and a dry sump lubrication system including an external oil reservoir, wherein the dry sump lubrication system has an overall oil capacity that provides at least five hundred hours of engine oil life.
An embodiment relates to a mower having a chassis and a rear suspension assembly. The chassis supports a cutter deck. The rear suspension assembly includes a support, a drive axle, and a shock absorber. The support includes a pivot, and the pivot includes a bushing to allow pivotable motion relative to the chassis. The drive axle is supported by the support and is configured to transfer power to drive at least one wheel. The shock absorber is coupled to the support and the chassis. The at least one wheel and the drive axle are configured to vertically oscillate relative to the chassis.
B60K 17/10 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A01D 67/00 - Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms
B60G 9/00 - Resilient suspensions for a rigid axle or axle housing for two or more wheels
B60K 17/00 - Arrangement or mounting of transmissions in vehicles
A01D 69/00 - Driving mechanisms or parts thereof for harvesters or mowers
Outdoor power equipment includes a chassis, a blower housing, a discharge housing, and a deflector assembly. The blower housing is supported by the chassis. The discharge housing is coupled to the blower housing and is defined by a first discharge chute and a second discharge chute that extend in opposite directions. An impeller is received within the blower housing and is configured to rotate within the blower housing to direct air from the blower housing toward the discharge housing. The deflector assembly is supported by the chassis and includes an actuator and a deflector. The deflector is movable within the discharge housing in response to movement by the actuator to selectively direct flow from the blower housing through the first and second discharge chutes.
E01H 1/08 - Pneumatically dislodging or taking-up undesirable matter; Drying by heat only, or by streams of gas; Cleaning by projecting abrasive particles
An internal combustion engine includes an engine block, an air-fuel mixing device, and an air filter assembly. The air filter assembly includes a housing, a filter element, and a gap between the filter element and the housing. The housing includes a base and a cover which define an interior volume. The housing includes an outlet passage fluidly coupling a filtered air outlet to a final air outlet. The filter element divides the interior volume into a filtered volume and an unfiltered volume. The gap is configured to direct air in a first airflow pass before being filtered by the filter element. The filter element is configured to direct filtered air in a second airflow pass in a substantially opposite direction from the first airflow pass. The outlet passage is configured to direct filtered air into a third airflow pass in a substantially same direction as the first airflow pass.
F02M 35/022 - Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls
F02M 35/024 - Air cleaners using filters, e.g. moistened
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
An embodiment relates to a machine including a prime mover, a drive pulley, a chassis, a subframe, a drive device, a drive belt, and a pulley arrangement. The drive pulley is coupled to the prime mover. The chassis is configured to support at least an operator and the prime mover. The subframe is pivotally coupled to the chassis about a pivot axis. The subframe is further coupled to the chassis via a suspension device. The drive device is configured to drive wheels of the machine. The drive device is configured to be driven by the prime mover. The pulley arrangement is configured to direct the drive belt from the drive pulley to a driven pulley on the drive device. The pulley arrangement comprises at least one idler pulley having a diameter and a rotational axis.
F02B 61/00 - Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 11/04 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting mechanically
F02B 75/00 - Other engines, e.g. single-cylinder engines
A cell module assembly includes multiple lithium-ion battery cells connected in parallel and an electronic controller. The electronic controller is programmed to receive useful life data for a useful life indicator of the battery cells, save the life data to memory to create a life data history, determine a life measurement based on the life data history, compare the life measurement to a first end of life threshold, determine if the life measurement has met the first end of life threshold, provide a first end of life output indicating that the life measurement has met the first end of life threshold, compare the life measurement to a second end of life threshold, determine if the life measurement has met the second end of life threshold, and provide a second end of life output indicating that the life measurement has met the second end of life threshold.
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/509 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/298 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
A47L 11/40 - Parts or details of machines not provided for in groups , or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers or levers
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
B66F 11/04 - Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
An electrical system operable to supply power from at least one of a primary power source or a standby power source to one or more electrical loads. The electrical system is configured to be provided between an electricity meter and a meter socket. The electrical system includes a housing, a plurality of contacts configured to be coupled with the meter, the meter socket, and a transfer switch. The transfer switch includes a first switch configured to selectively connect the primary power source to the one or more electrical loads, a second switch configured to selectively connect the standby power source to the one or more electrical loads, and an electrical control logic.
One embodiment of the invention relates to a light tower. The light tower includes a base, an extendible mast coupled to the base, a light assembly coupled to the extendible mast and electrically coupled to the battery pack, and an inverter configured to receive and convert a direct current power from the battery pack into an alternating current power. The extendible mast is configured to move between a lowered position and a raised position.
F21L 4/04 - Electric lighting devices with self-contained electric batteries or cells characterised by provision of a light source housing portion adjustably fixed to the remainder of the device
F21L 14/04 - Electric lighting devices without a self-contained power source, e.g. for mains connection carried on wheeled supports
F21V 21/06 - Bases for movable standing lamps; Fixing standards to the bases
A turf aerator includes a retracting tine assembly and an input mechanism. The tine assembly includes a plurality of tines, a pair of swing arms, and a linkage for selectively moving the pair of swing arms and the plurality of tines from the operating position to the retracted position. The pair of swing arms support the plurality of tines and are configured to rotate the plurality of tines between an operating position to a retracted position. The input is coupled to the linkage and the input is operable to active the linkage to move the pair of swing arms and the plurality of tines from the operating position to the retracted position.
An autonomous lawn mower includes removable batteries, one or more electric motors, a cutting blade, one or more wheels, an angle sensor, and a controller. The cutting blade is driven by one of the electric motors. The wheels are driven by one of the electric motors. The controller is configured to allow the lawn mower to perform a grass cutting function at a jobsite without human interaction. The controller is configured to determine whether a roll angle is greater than a first predefined amount using data from the angle sensor. In response to determining the roll angle is greater than the first predefined amount, the controller is configured to stop operation of one of the one or more electric motors configured to provide rotational drive power to the cutting blade.
A cell module assembly includes a top frame, a bottom frame, multiple lithium-ion battery cells, a top collector plate, a bottom collector plate, and a curable adhesive. The top frame includes protrusions that define first multiple pockets. The bottom frame includes protrusions that define second multiple pockets axially aligned with the first multiple pockets. Each of the first and the second multiple pockets have multiple windows. The battery cells are received within a pocket in each of the first and second multiple pockets. The top collector plate is coupled to the top frame and includes multiple apertures above the first multiple pockets. The bottom collector plate is coupled to the bottom frame. The top collector plate and the bottom collector plate are electrically connected to the battery cells. The curable adhesive is received within each window in the first multiple pockets and couples each battery cell to the top frame.
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
A smart switching panel for selectively connecting either a primary power supply or a secondary power supply to a plurality of electric loads. The switching panel includes a plurality of switching elements each connected to both the primary and secondary power supplies. A controller of the switching panel operates to cause the switching element to transition between a first position in which the primary power supply is connected to the electric load, a second position in which the secondary power supply is connected to the electric load and an open condition. A current sensor is positioned to monitor the amount of current drawn by the electric load and is connected to the controller such that the controller can monitor the amount of current drawn by each of the electric loads. The controller can transition each of the switching elements to the open condition when the current draw exceeds a current threshold.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
One embodiment of the invention relates to an electronic fuel injection module including a throttle body including a throat extending between an inlet port and an outlet port and a fuel delivery injector too unit. The fuel delivery injector unit includes a cavity, a fuel inlet, a magnetic assembly, a pumping assembly, a spring, a valve seat, a valve, and an out valve. The fuel inlet receives fuel and directs fuel into the cavity. The magnetic assembly is within the cavity and includes a magnet, a pole, and a hollow sleeve. The pumping assembly includes a bobbin and piston. The bobbin is configured to move the pumping assembly. The piston is coupled to the bobbin. The valve seat is located at one end of the piston. The valve selectively allows fuel to flow into a pressure chamber. The out valve is configured to provide fuel to the throat.
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 37/08 - Feeding by means of driven pumps electrically driven
F02M 37/14 - Feeding by means of driven pumps the pumps being combined with other apparatus
F02M 37/20 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines characterised by means for preventing vapour lock
F02M 57/02 - Injectors structurally combined with fuel-injection pumps
F02M 61/08 - Fuel injectors not provided for in groups or having valves the valves opening in direction of fuel flow
81.
Vehicle for transporting and charging outdoor power equipment
A transportation vehicle including a plurality of battery packs, a plurality of power equipment, and a controller. The controller is configured to identify at least one of the plurality of power equipment or at least one of the plurality of battery packs that requires charging and direct power through a bus to distribute power to at least one of the plurality of power equipment or at least one of the plurality of battery packs. The plurality of battery packs are configured to recharge the plurality of power equipment.
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
B60P 1/43 - Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using a loading ramp mounted on the vehicle
H02J 7/34 - Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
A power management system for selectively providing power to one or more electrical loads using a standby generator includes a meter mounted transfer switch, a power management module, and a controller. The meter mounted transfer switch is configured to receive electrical power from a utility source. The power management module is configured to receive electrical power from each of the standby generator and the utility source. The controller is in communication with the standby generator and the power management module, and monitors a load on the standby generator and communicates to the power management module to selectively disconnect at least one of the one or more electrical loads based on the monitored load.
A standing ride on mower includes a frame, a right drive wheel, a left drive wheel, a prime mover, a right side integrated transaxle operating under influence of the prime mover to drive rotation of the right drive wheel and having a housing, hydraulic pump, and hydraulic motor, a left side integrated transaxle operating under influence of the prime mover to drive rotation of the left drive wheel, having a housing, hydraulic pump, and hydraulic motor, and an operator platform to support a standing operator of the mower extending beneath the left housing and beneath the right housing such that a distance between an innermost portion of the right side integrated transaxle and an innermost portion of the left side integrated transaxle is less than a width of the operator platform.
A01D 69/03 - Driving mechanisms or parts thereof for harvesters or mowers fluid
B60T 7/12 - Brake-action initiating means for initiation not subject to will of driver or passenger
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A battery assembly includes a housing having a handle, rechargeable battery cells disposed within the housing, and a mating feature configured to selectively connect the battery assembly with a receptacle of at least one of a power equipment and a charging station. The mating feature includes a connector having at least two electrical ports electrically connected to the battery cells, and a data port configured to provide data communication between the battery assembly and at least one of a power equipment and a charging station. The mating feature also protrudes away from a side portion of the housing.
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/46 - Accumulators structurally combined with charging apparatus
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
B25F 5/00 - COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
A standby generator includes an internal combustion engine, an alternator, and a controller. The internal combustion engine includes an engine housing, an engine block, and a crankshaft. The engine housing at least partially covers the engine block. The engine block includes a cylinder. The crankshaft is configured to rotate about a vertical crankshaft axis in response to movement by the cylinder. The alternator includes a stator, as well as a rotor that is configured to rotate with the rotation of the crankshaft to produce electrical power. The controller includes an inverter that is configured to receive electrical power from the alternator and output alternating current electrical power. The controller extends at least partially above the engine housing.
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F01N 1/02 - Silencing apparatus characterised by method of silencing by using resonance
H02K 7/18 - Structural association of electric generators with mechanical driving motors, e.g.with turbines
H02K 11/33 - Drive circuits, e.g. power electronics
F02P 5/145 - Advancing or retarding electric ignition spark; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
An operating system for a standby generator includes a control unit, a switch, an inverter, a terminal, a current sensor, a starter circuit, a power control circuit, and an ignition kill circuit. The control unit is powered by a rechargeable twelve volt DC battery. The switch is selectively operable by the control unit to connect one of a first input or a second input to an output. The second input receives the supply of electrical power from an internal combustion engine. The inverter is positioned between the DC battery and the first input, and supplies electrical power to the electrical device when a movable contact of the switch connects the output to the first input. The power control circuit is connected to the control unit and is operable to adjust the movable contact of the switch to selectively connect the output to either the first input or the second input.
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
F02N 11/08 - Circuits specially adapted for starting of engines
F02D 41/04 - Introducing corrections for particular operating conditions
H02J 1/08 - Three-wire systems; Systems having more than three wires
88.
Internal combustion engine with electric starting system
An internal combustion engine includes an engine block, a blower housing configured to direct cooling air to the engine block, an electric starting system, and a crankshaft configured to rotate about a crankshaft axis. The electric starting system includes an electric motor and an energy storage device located within the blower housing. The energy storage device is electrically coupled to the electric motor to power the electric motor, and is positioned above the crankshaft. When the starter motor is activated, the electric starting system rotates the crankshaft to rotate the engine for starting.
F02N 11/14 - Starting of engines by means of electric starters with external current supply
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
F02N 15/02 - Gearing between starting-engines and started engines; Engagement or disengagement thereof
F02B 63/02 - Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
F02N 11/00 - Starting of engines by means of electric motors
F02N 15/00 - Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from, groups
F02N 11/08 - Circuits specially adapted for starting of engines
89.
User-scalable power unit including removable battery packs
A riding lawn mower comprising, a pair of rear drive wheels, a pair of front wheels, a deck positioned between the pair of front wheels and the pair of rear drive wheels, a rotatable cutting blade, and multiple battery packs removably coupled to the riding lawn mower and structured to provide power to the riding lawn mower, each battery pack graspable and removable by a user, wherein the multiple battery packs jointly provide power to the riding lawn mower.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/22 - Balancing the charge of battery modules
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
A battery system for power equipment includes a battery configured to removably connect to a receptacle, and a processing circuit of the battery configured to communicably interface with a processing circuit of the receptacle, wherein the battery and the receptacle are configured to electrically connect and transfer power from the battery through the receptacle to the power equipment, wherein the processing circuits of the battery and the receptacle are configured to transfer information between the battery and the receptacle, and wherein the processing circuits of the battery and the receptacle are configured to allow the transfer of power from the battery through the receptacle to the power equipment based on the information transferred between the battery and the receptacle.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
An engine assembly includes an internal combustion engine and a carbon monoxide (CO) sensor unit. The CO sensor unit includes a CO sensor controller including a CO sensing circuit configured to detect a level of CO and a shutdown circuit. The shutdown circuit is configured to receive a detected level of CO and calculate a trailing window average of the detected level of CO. The trailing window average includes an average of the detected level of CO over a predetermined sampling window. The shutdown circuit is further configured to determine whether to initiate a shutdown of the internal combustion engine based on at least the calculated trailing window average and a predetermined trailing window average threshold and initiate the shutdown of the internal combustion engine based on determining that the trailing window average exceeds the predetermined trailing window average threshold.
F02B 77/08 - Safety, indicating, or supervising devices
G01N 33/00 - Investigating or analysing materials by specific methods not covered by groups
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
F02D 41/04 - Introducing corrections for particular operating conditions
92.
Battery packs with cell module assemblies usable in multiple applications
A cell module assembly includes multiple lithium-ion battery cells connected in parallel and an electronic controller. The electronic controller is programmed to receive useful life data for a useful life indicator of the battery cells, save the life data to memory to create a life data history, determine a life measurement based on the life data history, compare the life measurement to a first end of life threshold, determine if the life measurement has met the first end of life threshold, provide a first end of life output indicating that the life measurement has met the first end of life threshold, compare the life measurement to a second end of life threshold, determine if the life measurement has met the second end of life threshold, and provide a second end of life output indicating that the life measurement has met the second end of life threshold.
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/296 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
H01M 50/509 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
A47L 11/40 - Parts or details of machines not provided for in groups , or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers or levers
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
B66F 11/04 - Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
A CO sensor module includes a housing, a CO sensor, and a module battery. The housing has a first portion that is configured to be removably inserted into a compartment of a generator and a second portion that is configured to be positioned outside of the compartment. The CO sensor is positioned within the first portion of the housing and is configured to detect concentrations of CO. The module battery is positioned within the housing and is configured to power the CO sensor module. The second portion of the housing includes a mounting ring that is configured to abut a control panel of the generator in an installed position.
F02D 35/00 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for
G01N 33/00 - Investigating or analysing materials by specific methods not covered by groups
G08B 5/36 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electromagnetic transmission using visible light sources
An electric powerhead includes a housing including a mounting plate including a shaft opening and a plurality of first openings arranged in a standard horizontal shaft engine mounting pattern. The housing also includes a base including a plurality of second openings arranged in a standard horizontal shaft engine support pattern. The electric powerhead further includes an electric motor positioned within the housing, where the electric motor includes an output shaft that extends through the shaft opening of the mounting plate and where the output shaft is configured to rotate about an axis of rotation.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
E01H 5/09 - Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
95.
Battery pack for powering and controlling outdoor power equipment
A battery pack includes a housing, rechargeable lithium-ion battery cells enclosed in the housing, terminals, a processing circuit, and a communications interface. The processing circuit is configured to control a supply of electrical power from the rechargeable lithium-ion battery cells to a positive terminal and a negative terminal in response to receiving signals from data terminals. The signals from the data terminals include operational information that includes at least a condition of an electric motor on power equipment coupled with the data terminals. The communications interface is configured to communicate over a wireless communication protocol to receive an identification of a type of power equipment coupled with the plurality of terminals. The processing circuit is configured to adjust one or more functions of the battery pack based upon identification data received from the communications interface, which includes the type of power equipment that is coupled with the plurality of terminals.
F02D 41/06 - Introducing corrections for particular operating conditions for engine starting or warming up
H01M 50/20 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
A01D 34/64 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
96.
Internal combustion engine with electric starting system
An engine including an engine block having a cylinder defining a front of the engine, a blower housing coupled to the engine block and defining a hot half and a cool half opposite the front half, a starter mount assembly coupled to the blower housing and positioned within the cool half, an electric starter motor retained by the starter mount assembly, and a battery mounted to the blower housing and positioned in the cool half. The battery is electrically coupled to the electric starter motor.
F02N 11/08 - Circuits specially adapted for starting of engines
F01P 5/02 - Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
F01M 11/10 - Indicating devices; Other safety devices
F02M 35/04 - Air cleaners specially arranged with respect to engine; Mounting thereon
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02N 15/02 - Gearing between starting-engines and started engines; Engagement or disengagement thereof
F16D 41/12 - Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
A battery system includes a battery assembly and an equipment interface. The battery assembly includes a battery pack, a battery housing enclosing the battery pack, a communication gateway, and a first electrical connector. The battery pack includes rechargeable battery cells. The communication gateway is configured to communicate using a first communication protocol and a second communication protocol different from the first communication protocol. The first electrical connector includes a plurality of first terminals. The equipment interface is configured to be coupled to a piece of equipment, and includes a second electrical connector including a plurality of second terminals. The second electrical connector is configured to mate with the first electrical connector to electrically coupled the plurality of first terminals with the plurality of second terminals to electrically couple the battery assembly to the equipment interface.
H04W 4/00 - Services specially adapted for wireless communication networks; Facilities therefor
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
F02N 11/08 - Circuits specially adapted for starting of engines
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
G06F 3/147 - Digital output to display device using display panels
H05K 5/00 - Casings, cabinets or drawers for electric apparatus
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/20 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
A portable lighting tower includes a frame, an adjustable mast, multiple legs, a controller, and a battery pack. The adjustable mast is coupled to the frame and includes a light. The multiple legs each include an actuator operable to deploy and retract the respective leg. The controller is operatively coupled to the light and the actuators and configured to control operation of the light and the actuators. The battery pack is electrically coupled to the controller, the light, and the actuators. The light is dimmable between a maximum setting and a minimum setting, and the controller operates each of the linear actuators to deploy or retract the respective leg response to a user input.
F21V 14/04 - Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
F21W 131/402 - Lighting for industrial, commercial, recreational or military use for working places
F21S 6/00 - Lighting devices intended to be free-standing
F21V 21/15 - Adjustable mountings specially adapted for power operation, e.g. by remote control
F21V 21/36 - Hoisting or lowering devices, e.g. for maintenance
G01M 1/12 - Static balancing; Determining position of centre of gravity
F21L 4/04 - Electric lighting devices with self-contained electric batteries or cells characterised by provision of a light source housing portion adjustably fixed to the remainder of the device
F21V 13/00 - Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups
B62D 49/08 - Tractors having means for preventing overturning or tipping
F21L 4/08 - Electric lighting devices with self-contained electric batteries or cells characterised by means for in situ recharging of the batteries or cells
A dethatcher includes a frame having a front and a rear end, a handle coupled to the frame and movable between a use position and a storage position, multiple wheels coupled to the frame, a cutting reel housed in the frame, and an engine for powering a drive mechanism of the shaft. The cutting reel includes a shaft having a first end and a second end, at least one cutting mechanism located between the first end and the second end of the shaft, and the drive mechanism for powering the shaft. When the handle is in the use position, the handle extends away from the front end of the frame and when the handle is in the storage position the handle extends toward the front end of the frame.
A01B 45/02 - Machines for treating meadows or lawns for aerating
A01D 34/47 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a horizontal axis, e.g. cutting-cylinders hand-guided by a walking operator with motor driven cutters or wheels
A01D 43/14 - Mowers combined with apparatus performing additional operations while mowing with dispensing apparatus, e.g. for fertilisers, herbicides or preservatives
A01D 43/063 - Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material in or into a container carried by the mower; Containers therefor
B25G 3/38 - Hinged, pivoted, swivelling, or folding joints
B25F 5/02 - Construction of casings, bodies or handles
A01D 34/68 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator with motor driven cutters or wheels
A01D 34/67 - Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
A01B 45/00 - Machines for treating meadows or lawns
patents
