Techtronic Cordless GP, Gainful Plan Trading Limited, an entity organized in the British Virgin Islands and TTI Finance Ltd., an entity organized in the British Virgin Islands
1-100 of 157
for Techtronic Cordless GP, Gainful Plan Trading Limited, an entity organized in the British Virgin Islands and TTI Finance Ltd., an entity organized in the British Virgin Islands
A surface cleaner (10) includes a base (14) and a suction source housing (60) extending from the base. The suction source housing includes an inlet (72) in fluid communication with a suction nozzle, a first outlet (76), and a second outlet (80). An exhaust includes an exhaust outlet (104), a first duct (108) in fluid communication with the first outlet and providing a first fluid flow pathway from the first outlet to the exhaust outlet, and a second duct (112) in fluid communication with the second outlet and providing a second fluid flow pathway from the second outlet to the exhaust outlet. A suction source (52) generates an airflow along an airflow path from the suction nozzle to the exhaust outlet. A first portion of the airflow flows through the first duct and a second portion of the airflow flows through the second duct.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/00 - DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
A vacuum cleaner including a surface cleaning head having a brushroll rotatable about an axis defining an axial direction, and a brushroll housing at least partially surrounding the brushroll. The brushroll housing includes an outlet port disposed at a first axial location, and a bottom housing. The bottom housing includes a front wall, a rear wall spaced from the front wall to define the suction inlet, and at least one rib disposed below the brushroll and extending across the suction inlet between the front and rear walls. Each rib includes a forward portion connected to the front wall, a rearward portion connected to the rear wall, and a central portion extending linearly orthogonal to the axial direction between the forward and rearward portions. The rearward portion is turned toward the first axial location of the outlet port to define a flow guide.
A battery cell includes a housing (14), a terminal (30) coupled to the housing (14), an electrode assembly (18) positioned within the housing (14), a conductor (38) including a first portion (74) coupled to the electrode assembly (18) and a second portion (78) coupled to the terminal (30), and one or more fuses coupled to the conductor (38) and situated at least partially between the first and second portions. The first and second portions of the conductor (38) are folded in opposite directions to form the conductor into an S-shape, and the one or more fuses are rated for interrupting current flow between the terminal (30) and the electrode assembly (18) in response to an overcurrent event.
H01H 37/76 - Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
Provided in the present invention are a measurement circuit and an operation method therefor. The measurement circuit comprises: a voltage source (V1); a ground (G1); a first resistor (R1), wherein a first end of the first resistor (R1) is connected to the voltage source (V1); a thermistor (RT1), wherein a first end of the thermistor (RT1) is connected to a second end of the first resistor (R1); a second resistor (R2), wherein a first end of the second resistor (R2) is connected to a connection point between the thermistor (RT1) and the first resistor (R1); a first switch element (Q1), wherein the first switch element (Q1) is connected between a second end of the second resistor (R2) and the ground (G1); and a second switch element (Q2), wherein the second switch element (Q2) is connected between a second end of the thermistor (RT1) and the ground (G1).
H03L 7/099 - Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop - Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
G01K 7/22 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a non-linear resistance, e.g. thermistor
A vacuum cleaner (10) including a first inlet (30) adjacent a bottom side of the vacuum cleaner and a second inlet (32). An inlet attachment (36) is removably coupled to the second inlet (32). A valve (44) is adjacent the second inlet (32), the valve movable between an open position and a closed position. The valve (44) is in the open position when the inlet attachment (36) is coupled to the second inlet (32) to direct the airflow through the second inlet and through the inlet attachment such that the second inlet is utilized to draw debris into a debris collector (28). The valve (44) is in the closed position when the inlet attachment (36) is uncoupled from the second inlet (32) to inhibit airflow through the second inlet (32) and to direct the airflow through the first inlet (30) such that the first inlet is utilized to draw debris into to the debris collector (28).
A47L 5/22 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
A47L 5/32 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with means for connecting a hose
A47L 5/36 - Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
The present invention provides an electrode with a ceramic coating comprising a ceramic powder and a binder, wherein an electrode surface has the roughness Ra of 0.4 μm-1.6 μm, preferably 0.6 μm-1.4 μm, more preferably 0.8 μm-1.2 μm. The present invention further provides a lithium-ion battery comprising a cathode electrode, an anode electrode, electrolyte and a housing, wherein the cathode electrode includes a cathode collector and a cathode active material coated thereon, the anode electrode includes an anode collector and an anode active material coated thereon, and wherein the cathode electrode and the anode electrode face each other, at least one of the cathode electrode and the anode electrode is the electrode with the ceramic coating according to the present invention, and at least one of surfaces of the cathode electrode and the anode electrode that face each other has the ceramic coating. The ceramic coating can replace the battery separator membrane in the conventional sense, and can improve the cycle life and the thermal stability of the lithium-ion battery.
A robotic floor cleaner is configured to clean a surface. The robotic floor cleaner includes a body, a drive assembly, an agitating assembly, a fluid dispensing system, a sanitizing system, and a controller. The drive assembly is configured to move the robotic floor cleaner across the surface. The agitating assembly includes a brushroll disposed in a brushroll chamber. The brushroll chamber is located on a bottom portion of the body. The fluid dispensing system is configured to dispense fluid onto the surface. The sanitizing system is configured to sanitize at least a part of the agitating assembly. The controller is configured to activate the sanitizing system based on at least one of a signal received from remote device and a signal received from a docking station when the robotic floor cleaner is connected to the docking station.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/04 - Nozzles with driven brushes or agitators
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
5050 of 0.05 μm-0.6 μm, preferably 0.07 μm-0.4 μm, more preferably 0.09 μm. The present invention further provides a lithium-ion battery comprising a cathode electrode, an anode electrode, electrolyte and a housing, wherein the cathode electrode includes a cathode collector and a cathode active material coated thereon, the anode electrode includes an anode collector and an anode active material coated thereon, and wherein the cathode electrode and the anode electrode face each other, and at least one of surfaces of the cathode electrode and the anode electrode that face each other has a ceramic coating. The ceramic coating can replace the battery separator membrane in the conventional sense, and can improve the cycle life and the thermal stability of the lithium-ion battery.
The present invention provides an lithium-ion battery comprising a cathode electrode, an anode electrode, electrolyte and a housing, wherein the cathode electrode includes a cathode collector and a cathode active material coated thereon, the anode electrode includes an anode collector and an anode active material coated thereon, wherein the cathode electrode and the anode electrode face each other, and at least one of surfaces of the cathode electrode and the anode electrode that face each other has an electrode ceramic coating, and wherein the lithium-ion battery does not comprise a tab. The ceramic coating can replace the battery separator membrane in the conventional sense, and can improve the cycle life and the thermal stability of the lithium-ion battery. Thus, the design of the lithium-ion battery without tabs is more feasible.
Provided is a method for producing an electrode ceramic coating, comprising the following steps: step 1, coating a ceramic slurry on an electrode surface to form a coating layer; and step 2, drying the coating layer to obtain the ceramic coating. A method for producing a lithium-ion battery is further provided, comprising the following steps: step 1, forming an electrode ceramic coating on at least one of surfaces of a cathode electrode and/or an anode electrode; and step 2, assembling the cathode electrode, the anode electrode, electrolyte and a housing into a battery, wherein the ceramic coating formed in step 1 is provided between the cathode electrode and the anode electrode. The ceramic coating can replace the battery separator membrane in the conventional sense, and can improve the cycle life and the thermal stability of the lithium-ion battery.
The present invention provides an electrode ceramic coating comprising a ceramic powder and a binder, wherein the thickness of the ceramic coating is 6 μm-9 μm, preferably 7 μm-9 μm, more preferably 8 μm-9 μm. The present invention further provides an lithium-ion battery comprising a cathode electrode, an anode electrode, electrolyte and a housing, wherein the cathode electrode includes a cathode collector and a cathode active material coated thereon, the anode electrode includes an anode collector and an anode active material coated thereon, and wherein the cathode electrode and the anode electrode face each other, and at least one of surfaces of the cathode electrode and the anode electrode that face each other has a ceramic coating. The ceramic coating can replace the battery separator membrane in the conventional sense, and can improve the cycle life and the thermal stability of the lithium-ion battery.
A surface cleaner (10) includes a main body (12), a base (14), and a column (18) extending from the base. A supply tank (42) extends around a first portion of the column. A first end of the supply tank is on a first side of the column. A second end of the supply tank is on a second side of the column. A recovery tank (46) extends around a second portion of the column. A first end of the recovery tank is on the first side of the column. A second end of the recovery tank is on the second side of the column. The first end of the supply tank is adjacent the first end of the recovery tank. The second end of the supply tank is spaced from the second end of the recovery tank. A battery (98) is coupled to the main body between the second ends of the supply and recovery tanks.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
An electrode assembly for a cylindrical battery cell, such as a jelly roll battery cell, includes a plurality of electrode sheets, one or more separator sheets that separate the plurality of electrode sheets, and a rubbing region positioned at a first end of the jelly roll assembly and formed at a first portion of an uncoated region at the first end of the electrode sheet. The rubbing region includes a chamfered edge positioned at the first end the jelly roll assembly.
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
A rubbing machine assembly configured to rub a portion of an electrode assembly of a cylindrical battery cell, including a first plate, a second plate rotatablely coupled to the first plate, and a rubbing head coupled to the first plate. The rubbing head includes a main body including a conical portion having a first tapered portion, a collar coupled to the main body and including a second tapered portion, and an edge positioned between the first tapered portion and the second tapered portion.
A floor cleaner assembly includes a charging station body and a floor cleaner. The charging station body has front and rear outer surfaces, and an upwardly extending protruding member that includes a charging port. The floor cleaner includes a suction source, a dirt collection container, a lateral protrusion that defines a recess extending upwardly from a bottom surface and includes an electrical contact. A battery provides power to the floor cleaner and electrically connects to the electrical contact within the protrusion. While the floor cleaner is connected to the charging station, the protruding member of the charging station extends into the recess of the floor cleaner protrusion to retain the floor cleaner on the charging station, and the charging port forms an electrical connection with the electrical contact while the floor cleaner is connected to the charging station.
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/00 - DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
17.
BATTERY CELL RUBBING MACHINE WITH ADJUSTABALE RUBBING HEAD ASSEMBLIES
A rubbing machine assembly is configured to rub a cylindrical battery cell. The rubbing machine assembly includes a first plate having first slots, a second plate rotatably coupled to the first plate and having second slots, and a mounting pin coupled to the first plate and configured to engage with a distal end of the battery cell. The rubbing machine assembly additionally incudes a plurality of rubbing heads coupled to the first plate and having rubbing ends arranged on a same imaginary plane, and a plurality of pins. Each of the plurality of pins is coupled to one of the rubbing heads, and each of the plurality of pins is positioned through one of the first slots and one of the second slots and slidable therein. The rubbing heads are interlocked to each other by the second plate such that the rubbing heads are always synchronized.
H01M 10/04 - Construction or manufacture in general
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
A vacuum cleaner includes a body, a suction source disposed in the body, a separator, and a post-motor filter. The body extends along a longitudinal axis between a front end and a rear end. A fluid flow path extends from a suction inlet to an air outlet. The suction source is configured to draw air and debris through the suction inlet along the fluid flow path. The suction source has a suction source inlet and a suction source outlet. The post-motor filter is disposed in the fluid flow path between the suction source outlet and the air outlet. The post-motor filter forms an aperture extending along the longitudinal axis. The post-motor filter is forward of the suction source. A first passageway extends from the separator to the suction source inlet. The first passageway extends through the aperture of the post-motor filter.
A47L 5/26 - Hand-supported suction cleaners with driven dust-loosening tools
A47L 9/00 - DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
A cleaner head for a surface cleaning apparatus, including: a first agitator rotatable about a first axis; a second agitator rotatable about a second axis; a housing movable along a surface to be cleaned; wherein the housing at least partially defines a chamber which at least partially surrounds the first and second agitators, wherein said chamber includes: a dirty air inlet; a dirty air outlet; and an opening for permitting access to and removal of the first and/or second agitators from the chamber; the cleaner head further including a cover cooperatively associated with the housing for permitting access to the chamber through the opening; wherein the cover is movable to an agitator access position to permit the first and/or second agitator to be removed from the chamber through the opening in a direction substantially orthogonal to the first and/or second axis of the respective first and/or second agitator and in a direction which is substantially parallel to a plane of the surface to be cleaned.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/04 - Nozzles with driven brushes or agitators
20.
RADIO AND RADIO CIRCUIT INCLUDING DUAL CONTROLLERS
A radio (100) includes a battery receptacle (200) located on the housing (104), the battery receptacle (200) configured to receive a battery pack (202). The radio (100) further includes one or more speakers (112) contained within the housing (104), and a radio circuit (300). The radio circuit (300) includes one or more amplifiers (316) configured to output a signal to the one or more speakers (112); a receiver configured to receive a radio signal; a first controller (304) isolated from the one or more amplifiers (316), the first controller (304) configured to control the receiver, and a second controller (308) separate from the first controller (304), the second controller (308) configured to control the one or more amplifiers (316).
A cleaning appliance, including: a main body; a cleaner head for suctioning dirt from a surface to be cleaned, including: a dirty air inlet; and a dirty air outlet; a recovery tank for collecting dirt and/or dirty liquid; a first fluid recovery pathway; and a second fluid recovery pathway; wherein the first fluid recovery pathway is fluidly connectable to the dirty air outlet and the second fluid recovery pathway; wherein the second fluid recovery pathway is fluidly connectable to the recovery tank, and 15 is positioned outside the recovery tank, and wherein the second fluid recovery pathway is removable from a remainder of the cleaning appliance.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 11/20 - Floor surfacing or polishing machines combined with vacuum cleaning devices
A cleaner head for a surface cleaning apparatus, including: a housing movable along a surface to be cleaned; wherein the housing at least partially defines a chamber which includes: a dirty air inlet; a dirty air outlet; and an opening for permitting access to the chamber; the cleaner head further including a cover cooperatively associated with, and movable relative to, the housing for permitting access to the chamber through the opening; wherein the cover includes a wiper device which extends laterally between the first and second sides of the housing and which, in use, is positioned directly adjacent or contacts a surface to be cleaned.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/04 - Nozzles with driven brushes or agitators
A47L 9/06 - Nozzles with fixed, e.g. adjustably fixed brushes or the like
An axial blower vacuum is provided. An airflow generation device includes a housing extending between a front end and a rear end, and a passageway that extends between a first opening and a second opening. The first opening is adjacent to the rear end of the housing. The device has a fan assembly positioned at least partly within the housing and including a first fan, a second fan, and a motor configured to drive rotation of the first fan and the second fan. The device includes a blower attachment and a vacuum attachment configured to interchangeably couple to the housing and/or the fan assembly at the rear end of the housing. The fan assembly is rotatable such that, in a first configuration, the first fan is disposed adjacent to the first opening, and in a second configuration, the second fan is disposed adjacent to the first opening.
A cylindrical battery cell comprising a jelly roll assembly comprising an anode sheet, a cathode sheet, a rubbing region formed at an uncoated region at the end of one of the anode sheet and the cathode sheet. The cylindrical battery cell further includes one or more separator sheets that separate the anode from the cathode and a header, a weld plate that provides an electrical connection between the jelly roll assembly and the header, and an outer housing and an insulator that separates the jelly roll assembly from the outer housing. The insulator includes a neck portion, an angular portion, a skirt portion, and a tapered portion. The neck portion is positioned between the outer housing and an extension portion of the weld plate. The angular portion is positioned between the neck portion and the skirt portion and positioned between the rubbing region and the outer housing.
A knife (10) includes a handle (14) having a first scale (30) coupled to a second scale (34) cooperatively defining a pocket (50) and a slot, a blade assembly pivotably coupled to the handle, and a lock and release mechanism (18). The lock and release mechanism is at least partially disposed in the pocket and is defined by a monolithic element. The lock and release mechanism includes a base portion (58) and a resilient portion (62) extending from the base portion. The base portion is coupled to the handle and the resilient portion is movable between a static position and a depressed position relative to the base portion to vary the blade assembly between a closed position and an opened position.
A circular saw (100) including a housing (102) and a motor (120) disposed within the housing. The circular saw also includes a blade removably coupled with the driveshaft (122) of the motor and operable to rotate therewith and a bottom plate (140) rotatably coupled to the housing. The bottom plate defines a zero plane (164) in which the blade is orthogonal to the bottom plate. The bottom plate rotates in a first direction from the zero plane and in a second direction from the zero plane opposite the first direction.
B23D 45/14 - Sawing machines or sawing devices with circular saw blades or with friction saw discs for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut
B23D 47/00 - Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
B27B 9/02 - Arrangements for adjusting the cutting depth or the amount of tilting
A recovery tank (22) for a surface cleaning device of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet and an exhaust outlet, the recovery tank (22) being positioned on the flow path between the suction inlet and the motor (30), the recovery tank (22) defining a volume for storing dirty liquid separated from an incoming flow of air, and comprising a separator (34) providing: an inlet arrangement for receiving a flow of dirty fluid into the recovery tank (22); an outlet arrangement via which air leaves the recovery tank; and a closure member (86) configured to move linearly between an open configuration in which the outlet arrangement is open to receive air leaving the recovery tank, and a closed configuration in which the outlet arrangement is closed to inhibit fluid leaving the recovery tank.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
A separator (34) for a surface cleaning device (40) of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet and an exhaust outlet, the separator (34) being positioned on the flow path between the suction inlet and the motor for separating dirt and liquid from a flow of fluid through the surface cleaning device, and the separator configured to be provided within a recovery tank (22) of the cleaning device, the separator providing: an inlet arrangement comprising an inlet passage (58) configured to channel dirty fluid, and an inlet mouth (72A) forming an opening in the inlet passage and configured to expel dirty fluid into the recovery tank (22), and an outlet arrangement via which air leaves the recovery tank; wherein the outlet passage (52) is spaced from the inlet passage (58) in a first direction (G), and the inlet mouth (72A) is defined in a portion of a wall of the inlet passage (58) facing away from the outlet passage (52), configured such that fluid is expelled from the inlet passage (58) via the inlet mouth (72A) generally in a second direction (F), the second direction (F) being offset from the first direction (G) by an angle greater than 90°, and having a component of motion in the direction opposite to the first direction (G).
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
A surface cleaning device including: • a floor head forming a suction inlet; • a motor (30) for creating a flow of air on a flow path through the device between the suction inlet and an exhaust outlet, the motor having a motor housing and comprising a shaft and an impeller supported on the shaft for rotation about a motor axis defined by the shaft, and the motor housing providing an intake opening (50) through which an air flow is drawn into the motor in an axial direction, • a recovery tank (42) and separator (34) disposed on the flow path between the suction inlet and the motor, the separator providing an outlet passage (52) through which air flows from the recovery tank towards the intake opening of the motor, wherein the outlet passage is formed as a straight passage within the recovery tank; and • multiple ground-engaging rollers configured to support the device on a plane defining a floor surface; • wherein the intake opening is disposed below the recovery tank, and configured such that the motor axis is inclined relative to the plane at an angle in range of 45° to 90°.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
A recovery tank (22) for a surface cleaning device of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet (14) and an exhaust outlet (32), the recovery tank (22) being positioned on the flow path between the suction inlet (14) and the motor (30), the recovery tank (22) providing: • a housing having (44) a bottom wall and one or more side walls (42) extending upwards from the bottom wall, the housing forming a volume for storing dirt and/or liquid separated from an incoming flow of dirty air, and • a separator (34) comprising: • an inlet arrangement (36) for receiving a flow of dirty fluid into the recovery tank; and an outlet arrangement (38) via which air leaves the recovery tank; wherein the separator is disposed at a position spaced apart from the side walls.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
31.
ENHANCED ELECTROLYTE INFILTRATION IN A BATTERY CELL
A cylindrical battery cell. The cylindrical battery cell includes an anode, a cathode, one or more separator sheets that separates the anode from the cathode, an electrolyte and a cylindrical housing. The anode, the one or more separator sheets, and the cathode are rolled together to form a roll and the anode, the cathode and the one or more separators form concentric layers within the roll. The roll is seated in the cylindrical housing. At least one of the anode and the cathode includes a plurality of apertures formed from an inner radial surface of the roll to an outer radial surface of the roll. The plurality of apertures form passageways that are configured to facilitate a flow of the electrolyte within the roll such that the electrolyte flows into the roll.
A recovery tank (22, 122) and separator (100) for a carpet cleaning device of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet and an exhaust outlet, the separator being positioned on the flow path between the suction inlet and the motor, and separator (100) providing: a cyclone housing providing a cyclone chamber (106) formed between an outer wall and an inner wall; an inlet formed in the outer wall for receiving a flow of fluid comprising a mixture of air with dirty liquid recovered from a carpet, into the cyclone housing; a dirt outlet (120) formed in a lower portion of the outer wall from which dirty liquid separated from a swirling flow of fluid within the cyclone chamber leaves the cyclone housing; and an outlet arrangement (38) provided by one or more openings formed in the inner wall, through which air is drawn from the cyclone chamber into an outlet passage.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
A47L 9/16 - Arrangement or disposition of cyclones or other devices with centrifugal action
A separator (34) for a surface cleaning device of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet and an exhaust outlet, the separator (34) being positioned on the flow path between the suction inlet and the motor, and the separator configured to be provided within a recovery tank (22) of the cleaning device, the separator providing: an inlet (14) for receiving a flow of dirty fluid into the recovery tank; and an outlet arrangement spaced from the inlet (14), via which air leaves the recovery tank (22); wherein the outlet arrangement provides an intake portion (60) and an outlet passage (52), wherein the intake portion is formed within a passage wall from which a deflecting surface (62) extends, the deflecting surface is configured to cause the air flow passing through the intake portion towards the outlet passage to adopt a swirling motion.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
A recovery tank (22) for a surface cleaning device of the type having a motor (30) generating a flow of air through the device on a flow path between a suction inlet (14) and an exhaust outlet (32), the recovery tank being positioned on the flow path between the suction inlet and the motor, the recovery tank providing: a separator (34) for separating dirt and/or liquid from an incoming flow of dirty fluid, a housing (44) in which the separator is disposed, the housing forming a volume for storing the separated dirt and/or liquid, an inlet passage (58) configured to channel dirty fluid to the separator, and an outlet passage (38) configured to channel air from the separator for fluid connection with the motor, wherein a portion of the inlet passage and a portion of the outlet passage are formed as a unitary component for assembly within the recovery tank housing as a single piece.
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
35.
WORKING TOOL, WORKING MEMBER OF THE WORKING TOOL, AND WORKING TOOL KIT
A working tool, a working member and a working tool kit are provided. The working tool comprises a tool body (110, 410) and an interchangeable working member (120, 220, 320, 420, 520). A first engagement structure (113) is disposed at a distal end of the tool body; the working member comprises a mounting base (121, 221, 321, 421, 521) and a working portion (122, 222, 322, 522) connected to a distal end of the mounting base, a second engagement structure (1212) is disposed at a proximal end of the mounting base, wherein the working member is configured to be attached to a front end of the tool body via engaging the first engagement structure and the second engagement structure, and to be electrically connected with the tool body upon attachment. The working tool allows a user to select a working member with a desired working portion, and attach the selected working member to the tool body. The working tool can allow a user to engage the same tool body with working members that can provide different functions, to achieve different working purposes. The working tool further provides a possibility of allowing the tool body to intelligently recognize the working member and a more reasonable internal layout of the tool.
Systems and methods for controlling a robotic cart (100). The systems comprise a robotic cart (100) and a tracking tag (235). The robotic cart (100) includes a chassis (105), a drive assembly (115), one or more sensors configured to sense a location of a user relative to the robotic cart (100), a power supply (220), and an electronic controller (205) including a memory (215) and an electronic processor (210). The electronic controller (205) is configured to receive, via the one or more sensors, the location of the user relative to the robotic cart (100). The electronic controller (205) is further configured to control the drive assembly (115) to move the robotic cart (100) to the location of the user. The tracking tag (235) is separate from the robotic cart (100) and includes a housing (400) and at least one unit configured to provide a signal corresponding to the location of the user to the one or more sensors of the robotic cart (100).
A floor cleaner including a housing, a suction nozzle, a fluid flow path, a suction source configured to generate an airflow along the fluid flow path, and a recovery tank disposed along the fluid flow path. The recovery tank includes a tank body configured to receive fluid drawn through the suction nozzle, a tank inlet through which the airflow and the fluid enter the tank body, and a tank outlet through which the airflow exits the tank body. The floor cleaner further includes a vent disposed along the fluid flow path in fluid communication with the recovery tank. The vent is moveable between an open position and a closed position. In the open position, the vent places the recovery tank in fluid communication with atmosphere outside the recovery tank via the vent to facilitate drying the recovery tank. In the closed position, the vent inhibits the airflow from entering the recovery tank via the vent.
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
A base (25) for a sheet sander (10) including a baseplate (30) and a guide (60, 65). The baseplate (30) has an upper side and a lower side opposite the upper side, and the upper side defines a guide mount (40, 45). The guide (60, 65) is coupled to the guide mount (40, 45) adjacent an edge of the baseplate (30), and the upper side of the baseplate (30) and the guide (60, 65) cooperatively define a space that receives and temporarily holds an end of a sanding sheet (26). The base (25) also includes a clamp (53, 55) that is coupled to the baseplate (30) and that is movable between an unclamped position to permit attachment of the sanding sheet (26) to the baseplate (30) via the guide (60, 65), and a clamped position to secure the sanding sheet (26) to the baseplate (30). The clamp (53,55) is in the clamped position after the sanding sheet (26) is positioned in the space.
A tiller including a walking element configured to move the tiller; a tine rotatable about a rotational axis; a first motor configured to drive the walking element to move the tiller; and a counterweight, wherein the tine is disposed on a first side of the tiller and wherein the counterweight is disposed on a second side of the tiller opposite the first side.
Systems and methods which provide control of lubricant delivery with respect to chainsaws using a lubricant flow shutoff valve controlled in correspondence to an operational state of the chainsaw are described. A chainsaw lubricant delivery control system may include a lubricant flow shutoff valve and a chainsaw operation-based valve controller operable cooperatively to provide control of lubricant delivery to the cutting chain and guide bar assembly of a chainsaw. The chainsaw operation-based valve controller may be coupled to an operationally active element of the chainsaw wherein the chainsaw operation-based valve controller may control the lubricant flow shutoff valve between an open position and a closed position responsive to detecting a particular state of the operationally active element corresponding to an operational state of the chainsaw. Chainsaw lubricant delivery may prevent or otherwise discourage unintended leakage of lubricant from the chainsaw lubrication system.
The invention provides a power tool that includes a housing, a vibration body at least partially received in the housing, and a handle. The vibration body contains an electric motor. The handle contains a first end and a second end, the first end being moveably mounted to the housing via a first mounting assembly, the second end being moveably mounted to the housing via a second mounting assembly. The handle further contains a gripping portion between the first and second ends. Both the first and second mounting assemblies substantially limit a movement of the handle relative to the housing in only a linear direction that forms an angle with a longitudinal direction of the gripping portion. The first mounting assembly includes a first guiding mechanism and a first spring located between the first end of the handle and the housing, where the first guiding mechanism is in direct contact with the first spring. The second mounting assembly includes a second guiding mechanism and a second spring located between the second end of the handle and the housing, where the second guiding mechanism being separated from the second spring. The power tool is therefore provided with different vibration damping structures respectively at two connection points between the handle and the tool housing, which achieves an improved vibration decoupling between the handle and the tool housing.
This disclosure provides systems, methods, and devices for managing a battery charging process for an autonomous power tool. In aspects, an autonomous power tool detects a charging error condition during a charging process, and suspends the charging process in response to detecting the charging error condition. Suspending the charging process includes disabling a charging line configured to deliver a charging current to a battery of the autonomous power tool to prevent the charging current from being delivered to the battery, and maintaining a power input, using a bypass line, to a control unit (MCU) configured to control the charging process. The charging process is resumed when the charging error condition is determine to be corrected, and continues until the battery is fully charged. In some aspects, an alert may be sent to a user (e.g., a visual, audio, and/or remote signal (e.g., to an application running on a user device)).
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from 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 wet surface cleaner operable to draw liquid and debris from a surface to be cleaned into a recovery tank. The recovery tank includes a cover that is removable from the recovery tank, where the cover is capable of surrounding at least a portion of a tank outlet.
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
An impeller comprising a hub, a shroud, a plurality of blades, and circumferential outlet. The hub extends to an outer diameter and is rotatable about a longitudinal axis. The should defines an inlet aperture, extends to the outer diameter, and is offset from the hub along the longitudinal axis to define a passageway between the hub and the shroud. The plurality of blades are located between the hub and the shroud, the blades dividing the passageway into a plurality of passages between each of the plurality of blades. The circumferential outlet is between the hub and the shroud adjacent the outer diameter. Airflow is generated by the plurality of blades, the airflow passing along a flow path within each of the plurality of passages. A size of a cross-sectional area perpendicular to the flow path increases linearly along the flow path from the inlet aperture to the circumferential outlet.
A47L 9/00 - DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
F04D 29/28 - Rotors specially adapted for elastic fluids for centrifugal or helico-centrifugal pumps
A method of operating a cleaning system is provided herein. The method includes receiving a first battery pack including a first battery controller, receiving a first signal from the first battery controller, outputting, in response to receiving the first signal, a first control signal, operating a motor at a first predetermined constant power based on the first control signal, receiving a second battery pack including a second battery controller, receiving a second signal from the second battery controller, outputting, in response to receiving the second signal, a second control signal, and operating the motor at a second predetermined constant power based on the second control signal.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/04 - Nozzles with driven brushes or agitators
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
A surface cleaner that includes an accessory body removably coupled to a base. A nozzle has a first nozzle portion having a first nozzle passageway attached to the base and a second nozzle portion having a second nozzle passageway attached to the accessory body and removable with the accessory body. The first nozzle portion and second nozzle portion are releasably coupled connecting the first and second nozzle passageways along an airpath in fluid communication with a collection container when the accessory body is coupled to the base. The first nozzle passageway forms a suction inlet when the accessory body is coupled to the base and the second nozzle passageway forms the suction inlet in communication with the collection container and the suction source when the accessory body is uncoupled from the base.
A47L 5/22 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/04 - Nozzles with driven brushes or agitators
A47L 11/20 - Floor surfacing or polishing machines combined with vacuum cleaning devices
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
A portable pump comprises a pump assembly including a motor, a handle assembly including a power source mounting interface configured to attach to a power source, a pole assembly extending in a longitudinal axis and connecting the pump assembly with the handle assembly, and a cable assembly connecting the motor to transfer power from the power source to the motor. The length of the pole assembly is adjustable by user. The cable assembly at least partially extends in the pole assembly and deforms in the direction of the longitudinal axis to adapt to the adjusted length of the pole assembly.
Improved cooling systems for handheld devices are disclosed. In some aspects, the cooling system may utilize air inlets disposed behind a guard to prevent debris or liquids from entering the handheld device and potentially causing damage to internal components of the handheld device. In aspects, a vents may be disposed on the guard to divert cooling air into a housing of the handheld device to cool internal components, such as the motor or a printed circuit board (PCB). In additional or alternative aspects, a motor mount may be provided that includes ribs defining air channels to divert or direct cooling air to components to be cooled. The air channels provided by the motor mount may enable the cooling air to reach portions of the internal components that may be distant from the air inlets of the housing.
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
Improved cooling systems for handheld devices are disclosed. In some aspects, the cooling system may utilize air inlets disposed behind a guard to prevent debris or liquids from entering the handheld device and potentially causing damage to internal components of the handheld device. In aspects, vents may be disposed on the guard to divert cooling air into a housing of the handheld device to cool internal components, such as the motor or a printed circuit board (PCB). In some aspects, a motor mount may be provided that includes ribs defining air channels to divert or direct cooling air to components to be cooled. The air channels provided by the motor mount may enable the cooling air to reach portions of the internal components that may be distant from the air inlets of the housing. Transfer housings and gear guides may also be provided to improve stabilization and enhance cooling.
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
With reference to Figure 4, we provide a suction cleaner, including: a nozzle defining a suction inlet; a motor for creating a suction flow of air through the cleaner between the suction nozzle and an exhaust outlet; a separator assembly for separating dirt from the air flow between the suction inlet and the motor; and an exhaust assembly for separating fine contaminants from the air flow between the motor and the exhaust outlet, the exhaust assembly including a filter having a filter housing defining a filter inlet opening having a first cross- sectional area and a filter outlet opening having a second cross-sectional area, and including a filter medium, wherein the first cross-sectional area of the filter inlet is less than the second cross-sectional area of the filter outlet.
With reference to Figure 8 of the drawings, we provide a floor cleaning head for a suction cleaner, the floor cleaning head including: a lead agitator chamber in which a rotary lead agitator is supported; and a suction chamber defining a suction inlet through which air and entrained dirt is drawn into the suction chamber, a suction outlet for fluid connection to a suction flow path of the suction cleaner, and a rotary rear agitator supported within the suction chamber; the suction chamber being disposed rearwardly of the lead agitator chamber and separated from it by a dividing wall; wherein a sealing material is provided on a lower part of the dividing wall.
A47L 9/00 - DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
A47L 9/04 - Nozzles with driven brushes or agitators
With reference to Figure 9, we provide a floor cleaning head for a suction cleaner, the floor cleaning head providing a housing having a suction inlet, and the housing providing: an agitator chamber having ends forming a pair of side walls disposed on opposing sides of the floor cleaning head, and an agitator configured such that each end of the agitator is supported between and enclosed by the side walls and configured to rotate about a lengthways central rotational axis, wherein an end of the agitator chamber provides a ramp extending around a portion of a periphery of the agitator and inwardly from the side wall, the ramp providing a deflecting surface configured to deflect dirt particles inwardly from the side wall towards a central portion of the floor cleaning head.
A surface cleaner including a cleaning head with a rotatable brushroll assembly. The cleaning head further includes a cutting member configured to cut debris from the brushroll assembly.
In an example, a battery includes a metal foil. A coating is disposed on a portion of the metal foil, and an uncoated portion of the metal foil corresponds to an electrode member of the battery. The battery further includes a ceramic barrier disposed on at least a portion of a boundary between the electrode member and the coating.
A vacuum cleaner (10) having a vacuum bag (28) including a collar (30) attached about an opening in the vacuum bag. The vacuum bag is movable between a coupled position with the vacuum cleaner and a removed position from the vacuum cleaner. The collar includes a bag closure configured to close the opening in the removed position and open the opening in the coupled position.
Systems and methods which provide motive forces with respect to various apparatuses using self-engaging/disengaging transmission configurations are described. An autonomous-state transmission (210) may comprise a transmission unit configured to autonomously engage and disengage transmission of power from a driving input member (201) to a driven output member (202) without utilization of external gearing or additional mechanical feedback. Embodiments of an autonomous-state transmission may utilize various roller-ramp clutch configurations in communication with override control for disengaging the roller-ramp clutch (220). The override control (221) may implement various configurations of a skidding mechanism for facilitating engaging and/or disengaging the roller-ramp clutch (220). According to some examples, motion of the driving input member (201) and/or driven output member (202) is utilized for override force detection and providing override control (221) with respect to the autonomous-state transmission (210). Embodiments of an autonomous-state transmission (210) may be bidirectionally operative to autonomously engage and disengage transmission of power from a driving input to a driven output.
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
F16D 41/067 - Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls all members having the same size and only one of the two surfaces being cylindrical and the members being distributed by a separate cage encircling the axis of rotation
A handle (200) for use with a power tool (100) having a coupling portion (204) and a gripping portion (206), a connector (228) for connecting the gripping portion (206) to the coupling portion (204), and a resilient deformable member (256) provided with and extended along the gripping portion (206). The coupling portion (204) is configured to detachably couple the handle (200) to the power tool (100). The gripping portion (206) is in connection with the coupling portion (204) for gripping by a user. The resilient deformable member (256) and the gripping portion (206) are integrated along length for simultaneous deformation.
A battery includes an anode, a cathode, one or more separators, and an electrolyte. The anode, the cathode, the one or more separators, and the electrolyte are disposed in a roll configuration. At least one of the anode or the cathode includes a foil portion having a plurality of bent portions in different widths that are bent inwardly toward an axis of the roll configuration and that define an edge of the roll configuration.
H01M 4/70 - Carriers or collectors characterised by shape or form
H01M 10/04 - Construction or manufacture in general
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 50/533 - Electrode connections inside a battery casing characterised by the shape of the leads or tabs
H01M 50/536 - Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
H01M 50/538 - Connection of several leads or tabs of wound or folded electrode stacks
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/133 - Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
H01M 4/134 - Electrodes based on metals, Si or alloys
A surface cleaner (10) includes a housing (12) having a first tank guide projection (82) that is received in a first recess of a supply tank (14) when the supply tank is in a supply tank operating position and the first tank guide projection includes a cooling air inlet (85) in fluid communication with a cooling air inlet of a pump housing (72). The housing further includes a second tank guide projection (84) that is received in a second recess of the supply tank when the supply tank is in the supply tank operating position and the second tank guide projection forms a cooling air flow path between the cooling air inlet of the first tank guide and the cooling air inlet of the pump housing.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
60.
FORCE AMPLIFIED FASTENER FOR POWER TOOL IMPLEMENTS
Systems and methods which provide force amplified fastener assemblies (130) configured for use with respect to detachable implements for power tools are described. Force amplified fastener assemblies (130) may implement various gear train configurations for giving a mechanical advantage with respect to manual manipulation of the fastener assembly. A force amplified fastener assembly (130) may include a lock mechanism operative to lock and/or unlock the force amplified fastener assembly and thus a fastening element thereof. In some examples, a force amplified fastener assembly (130) may include a grasping member assembly for facilitating manual application of torque. Additionally or alternatively, a force amplified fastener assembly (130) may include a removable and replaceable external surface covering configured to protect at least a portion of the force amplified fastener assembly. Force amplified fastener assemblies (130) of embodiments of the invention may be utilized in place of a conventional lock nut for affixing detachable implements to power tools.
Systems and methods which provide force amplified fastener assemblies configured for use with respect to detachable implements for power tools are described. Force amplified fastener assemblies may implement various gear train configurations for giving a mechanical advantage with respect to manual manipulation of the fastener assembly. A force amplified fastener assembly may include a lock mechanism operative to lock and/or unlock the force amplified fastener assembly and thus a fastening element thereof. Force amplified fastener assemblies of embodiments of the invention may be utilized in place of a conventional lock nut for affixing detachable implements to power tools.
A wet surface cleaner operable in an upright cleaning mode, an auxiliary cleaning mode, and a lift-off cleaning mode. The surface cleaner has a canister assembly that is coupled to a body in the upright cleaning mode and removed from the body in the auxiliary cleaning mode and the lift-off cleaning mode.
A47L 5/22 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 11/20 - Floor surfacing or polishing machines combined with vacuum cleaning devices
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
A floor cleaner includes a hose port in an upper wall of a nozzle, the hose port is located at an elevation between an outlet of the suction nozzle and an inlet of the suction nozzle. A cover for the hose port is movable relative to the suction nozzle between an open position and a closed position. The floor cleaner further includes a hose including a connector, the connector insertable into the hose port when the cover is in the open position to removably couple the hose to the hose port and provide fluid communication between the hose and a recovery tank through the outlet of the suction nozzle.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
A47L 11/34 - Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
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
64.
ELECTRIC TOOL AND PROTECTION METHOD AND SYSTEM THEREFOR
The present invention relates to an electric tool and a system and method for protecting an electric tool to prevent misuse of same. The system comprises: at least one sensor, which detects at least one operating state of an electric tool; and a processor, which is configured to: determine, on the basis of the at least one operating state of the electric tool, whether a predetermined failure mode is detected, accumulate a count value if a predetermined failure mode is detected, determine whether the count value exceeds a predetermined threshold value, and enter an abuse protection mode if the count value exceeds the predetermined threshold value.
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 surface cleaner operable in a reclined use position and an upright position with an accessory. The accessory is positioned to be coupled to a lower portion of a recovery tank.
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
A vacuum cleaner docking station is disclosed, the vacuum cleaner docking station includes a vacuum cleaner separator and a dock. The vacuum cleaner separator is operable to separate debris from a suction airflow. The vacuum cleaner separator includes a dirty air inlet, a clean air outlet, and a debris collector having a debris outlet. The vacuum cleaner separator is removably coupled to the dock. The dock includes an airflow source operable to generate an airflow. The dock further includes a dock debris collector and an airflow outlet in fluid communication with the airflow source such that the airflow generated by the airflow source is discharged from the airflow source through the airflow outlet. Airflow generated by the airflow source of the dock travels through the vacuum cleaner separator and through the debris outlet of vacuum cleaner to blow debris out of the debris outlet and into the dock debris collector.
A47L 9/14 - Bags or the like; Attachment of, or closures for, bags
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
67.
SENSORLESS MOTOR ASSEMBLY AND METHOD OF CONTROLLING THE SAME
A method of controlling a sensorless motor (32). The method contains the steps of determining a current speed of the motor (32); selectively using a first method, a second method, or a third method to determine a position of a rotor of the motor (32), depending on the current speed of the motor (32); and transmitting a drive signal to the motor (32) based on the determined position of the rotor. A sensorless motor assembly is also disclosed. According to the method, multiple rotor position detection methods are provided to the sensorless motor (32) which cover a full speed range of the motor (32).
A power tool, comprising: an outer housing; a motor disposed within the outer housing; an output shaft for performing an operation on a work piece, the output shaft adapted to be driven by the motor; a bearing configured to bear the output shaft; an inner housing at least partially disposed within the outer housing and configured to receive a portion of the bearing; and an anti-vibration assembly configured to reduce vibration to the outer housing, wherein the anti-vibration assembly comprises a first anti-vibration member mounted between the bearing and the outer housing, the first anti-vibration member adapted to be in direct or indirect contact with the bearing and the outer housing and being free of direct contact with the inner housing.
The present invention relates to a power tool adapted to produce a notification to a user. The power tool comprises a sensor configured to sense a fault condition of the power tool; a motor driving circuit connected to the sensor, and configured to provide a motor driving signal based on the fault condition of the power tool; and a motor connected to the motor driving circuit and adapted to be driven by the motor driving signal from the motor driving circuit to produce the notification. The notification is in the form of an audible sound and/or a perceivable vibration via which the user is notified about the fault condition.
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
A power tool (100) includes an output member (108) adapted to generate an output, a motor (104) adapted to drive the output member, and a control system (112) adapted to control an operation of the motor. The control system includes a power source (124) and a power switching device (126) interconnecting the power source to the motor adapted to apply a PWM drive signal from the power source to the motor, and a controller (118) adapted to control the power switching device and monitoring at least one operating characteristic of the power tool and adjusting the frequency of the PWM drive signal in response to a predetermined change in the operating characteristic to thereby cause the output member to regulate the output.
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
TECHPOWER ENGINEERING (DONGGUAN) COMPANY LIMITED (China)
Inventor
Clark, Austin
Chandler, Carl N.
Samstag, Matthew
Collins, Joshua
Jenkins, James W.
Altenburger, Ryan
Zhou, Gui Fang
Zhao, Yu
Zhang, Ping
Abstract
A powered ratchet includes a motor, a mounting portion, and an output member configured to rotate in response to activation of the motor. The output member defines a drive axis. The powered ratchet also includes a release mechanism configured to selectively couple an anvil to the output member. The release mechanism includes a cover coupled to the mounting portion with a track and a locking member positioned between the mounting portion and the cover and operable to slide within the track between a locked position, in which the locking member engages the anvil to secure the anvil to the output member for co-rotation therewith, and a release position, in which the locking member is disengaged from the anvil to facilitate removal of the anvil. The release mechanism also includes a biasing member biasing the locking member to the locked position.
Provided is a motor braking device for a N-phase brushless motor. The motor braking device includes a switching circuit adapted to connect the N-phase brushless motor to a power supply, the switching circuit comprising a high side switch group and a low side switch group, each of the high side switch group and the low side switch group comprising N switching elements, and a control unit configured to control the switching circuit to brake the motor based on occurrence of a first event, the first event chosen from a group consisting of release of a trigger by a user, and occurrence of a predetermined condition as detected by a sensor. The control unit is configured to, upon occurrence of the first event, switch all the switching elements of one of the high side switch group or the low side switch group to an on-state, and simultaneously switch all the switching elements of the other one of the high side switch group and the lower side switch group to an off-state.
H02P 3/22 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor by short-circuit or resistive braking
A vacuum cleaner having a vacuum bag including a collar attached about an opening in the vacuum bag. The vacuum bag is movable between a coupled position with the vacuum cleaner and a removed position from the vacuum cleaner. The collar includes a slider configured to close the opening in the removed position and open the opening in the coupled position.
A cleaning implement including a foot, a motor, and an eccentric mass. The foot has a foot plate and an oscillation plate movably coupled to the foot plate. The motor is coupled to at least one of the foot plate and the oscillation plate. The motor rotates about a motor axis extending at a non-perpendicular transverse angle relative to the surface. The eccentric mass is coupled to the motor to generate an oscillating force between the foot plate and the oscillation plate upon operation of the motor. The oscillating force has a planar component parallel to the oscillation plate and a perpendicular component perpendicular to the oscillation plate.
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
A surface cleaner configured to distribute a liquid to a surface to be cleaned. The surface cleaner includes a supply tank, a fluid distributor, a suction inlet aperture, a recovery tank and a tool removably connectable to the surface cleaner and configured to direct fluid from the fluid distributor into the suction inlet aperture to rinse the suction inlet aperture.
A47L 11/20 - Floor surfacing or polishing machines combined with vacuum cleaning devices
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
Systems and methods providing battery powered garden shredder (100) configurations in which one or more batteries (151a, 152a, 151b) may be utilized to power a motor (340) of a battery powered garden shredder (100) implementation are described. A shredder powerhead assembly (110a, 110b) may include a battery area (115a, 115b) configured to receive and securely hold one or more batteries (151a, 152a, 151b), wherein the battery area (115a, 115b) may be recessed and/or otherwise configured to provide protection to the batteries (151a, 152a, 151b). The battery area (115a, 115b) may be variously configured to accommodating and protecting components such as the batteries (151a, 152a, 151b), battery docking interfaces (321a, 322a, 321b), safety keys, safety key interfaces, etc. The battery area may comprise a cover structure (160, 560) for providing protection. The shredder powerhead assembly (110a, 110b) may be held in juxtaposition with a bin (130) by a support structure (120), embodiments of which provide a pivotal interface (124). A motor cowl (170) configured for ventilating various components while discouraging infiltration of debris into an internal area containing the components may also be provided.
A power tool includes an outer housing, a drive mechanism positioned within the outer housing, a gear case positioned within the outer housing, a gear assembly positioned within the gear case, and an output mechanism configured to receive torque from the drive mechanism via the gear assembly to rotate about a rotational axis. The outer housing includes a rib extending from an inner surface of the outer housing, and the rib is received in an aperture of the gear case to rotationally fix the gear case to the outer housing.
B25F 5/02 - Construction of casings, bodies or handles
B25B 21/02 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
A surface cleaner configured to distribute a liquid to a surface to be cleaned. The surface cleaner includes a supply tank and a recovery tank that are removable from the surface cleaner.
A control system for a power tool is disclosed.The control system comprises: a sensing unit configured to sense an operating characteristic of the power tool; a first control unit configured to determine whether the operating characteristic is within a safe operational range, and to output a first control signal at least partially based on the determination; a second control unit configured to determine whether the operating characteristic is within a safe operational range independently of the first control unit, and to output a second control signal at least partially based on the determination; and an output unit configured to receive the first and second control signals and to activate the power tool when the first and second control signals are received.
Systems and methods which provide for tool-free detachable implement change without aid of separate tools are described. A tool-free implement change mechanism may comprise a plurality of apparatuses operable in cooperation to facilitate installation and/or removal of detachable implements with respect to a host garden machine without aid of separate tools. For example, a tool-free implement change mechanism may comprise a motor shaft locking apparatus and an implement securing apparatus. In operation according to embodiments, a motor shaft locking apparatus of embodiments may be engaged to prevent movement of motor shaft when tightening or loosening an implement securing apparatus used for affixing the detachable implement to the shaft assembly.
A01D 34/00 - Mowers; Mowing apparatus of harvesters
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 floor cleaner including a nozzle having a cylindrical body and a tangential inlet. A suction inlet duct that extends from the tangential inlet of the cylindrical body in a direction toward a bottom side of a base and the suction inlet duct extends along a nozzle axis. The suction inlet duct includes a suction opening configured to draw debris from a surface into the cylindrical body along with a suction airflow. A nozzle outlet duct extends from an outlet of the cylindrical body toward a suction source. The nozzle outlet duct is configured to direct the airflow and debris toward a collection container.
A floor cleaner with an air inlet, an air outlet, a suction motor, and a filter. The filter includes a first media layer, a second media layer, an end cap, and an annular cap. The first media layer and the second media layer extend along a filter axis between the end cap and the annular cap. The filter is compressible along the filter axis between the end cap and the annular cap.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A backpack sprayer (100) includes a housing (101) with a bottom face (114) and a dispensing assembly (400). The housing defines a battery compartment (300) for receiving a battery (210), and a chamber (130) for receiving a control assembly (500) and a pump assembly (600). The battery compartment is positioned above the bottom face with a first height H1, and the control assembly is positioned above the bottom face with a second height H2. The control assembly includes a rotatable dial (510) which has a coupler (511) and a cam surface (512) engaged by a follower (523) for controlling on and off of the pump assembly. There is no need to provide waterproof assembly for the battery and control assemblies.
A floor cleaner has a fluid flow path, a fluid flow motor, a liquid distribution assembly, and a recovery tank positioned in the fluid flow path and configured to receive liquid-laden air from the air inlet. The liquid distribution assembly has a first supply tank for a first liquid, a second supply tank for a second liquid, and a mixing module for mixing the first liquid and the second liquid. The mixing module has a mixing chamber that allows the first and second liquids to mix before being expelled through an outlet of the mixing module. The mixing module includes a closure that is movable between a closed position and an open position. In the closed position, the closure closes the outlet to prevent fluid flow through the outlet. In the open position, the closure opens the outlet to allow fluid flow through the outlet.
A47L 11/20 - Floor surfacing or polishing machines combined with vacuum cleaning devices
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
A multi-function handheld electric tool (10) including a motor housing (11) receiving motor (11a); a settable clutch (30) coupled with a speed reduction transmission (25); a transmission housing (19) coupled to the motor housing and having a first housing portion coupled to the motor housing, and a second housing portion extending from the first portion towards a chuck; and a setting collar (18) which is rotatably fit over the second housing portion of the transmission housing and rotatable between a plurality of predetermined angular positions of which at least one corresponds to a non-torque limited first operation mode of the tool and the remaining positions correspond to different torque output levels of a torque limited second operation mode of the tool. The settable clutch includes a clutch face having a plurality of clutch ramps extend a fixed axial distance from a linear portion of the clutch face, a clutch washer and a clutch sleeve. the clutch sleeve is rotationally fixed with the setting collar and rotatable therewith to move axially on the second portion of the transmission housing such that the variable axial distance is dependent on a respective one of the plurality of predetermined angular positions of setting collar, and wherein in the at least one angular position of the setting collar that corresponds to the non-torque limited first operation mode of the tool the fixed axial distance is greater than the variable axial distance, and in the remaining predetermined angular positions of the setting collar the variable axial distance is greater than the fixed axial distance. A single mode setting collar that can be rotated to one of a plurality of positions to engage two or more torque clutch limited screwing modes, or non-torque limited dill or hammer drill modes provides a quick and easy mode setting means for a user.
A motor driven apparatus (20) including a motor (24), a first switching module (25) and a second switching module (21) that are provided on a current path from one terminal of a battery (26) to another terminal of the battery (26), and a MCU (22) connected to the first switching module (25) and the second switching module (21). The first switching module (25) and the second switching module (21) are connected in series to each other, while the first switching module (25) is connected to the motor (24) and adapted to drive the motor (24). The MCU (22) is adapted to control the first switching module (25) and the second switching module (21) separately. The MCU (22) is further adapted to, upon its energization, attempt to control the second switching module (21) to be in a cut-off state until the MCU (22) determines that the first switching module (25) is normal. The MCU (22) attempts to detect failures of the switching elements in the first switching module (25) before it enables operation of the motor (24), so the chance that the motor (24) is damaged because of short-circuit of the first switching module (25) is minimized.
The present disclosure relates to a battery powered floor cleaner (10). The floor cleaner (10) is operable in various modes based on the capacity of a battery pack (22), such as a normal power mode (40) and a low power mode (42).
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/04 - Nozzles with driven brushes or agitators
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
Disclosed is a relieved weld plate for affixing to a battery core to provide an electrical connection between the battery core and a terminal of a battery. The relieved weld plate includes a conductive face configured for affixing to an electrode of the battery core. The relieved weld plate further includes one or more pathways disposed in the conductive face. The one or more pathways are configured to facilitate at least one of an ingress of a first material into the battery core or an egress of a second material out of the battery core.
A fastening tool includes a motor assembly (20), a drive mechanism connected to the motor assembly and adapted to drive a piston; and an energy accumulating mechanism that is connected to a striking element (38) suitable for striking a workpiece. The energy accumulating mechanism contains a driven member (36). The drive mechanism further contains a crank assembly (28) connected between the motor assembly (20) and the driven member to transform a rotational force from the motor assembly (20) to a linear motion of the driven member(36). With the crank assembly the fastening tool eliminates gear meshing parts in its motion conversion mechanism, which does not only simplify the structure, saves cost, but also prolongs the product life of the fastening tool.
A surface cleaning tool including a housing forming a handle, a motor, a fluid reservoir coupled to the motor for rotational movement, a cleaning head coupled to and rotatable with the fluid reservoir, and a valve configured to control the flow of fluid from the fluid reservoir to the cleaning head. The valve is actuated by movement of the fluid reservoir from a first position to a second position relative to the cleaning head.
A floor cleaner that includes a recovery tank having a top side, a bottom wall opposite the top side, and a sidewall that extends from the bottom wall and defines a perimeter of the recovery tank, the bottom wall and the sidewall at least partially define a storage volume of the recovery tank. The recover tank further includes an inlet aperture that faces the bottom wall, the inlet aperture adjacent the storage volume and the top side and configured to direct fluid into the storage volume. The inlet aperture is adjacent the sidewall of the recovery tank and the inlet aperture is a longitudinal shaped aperture having an aperture width and an aperture depth, the aperture width being greater than the aperture depth and the aperture width extends along the sidewall and the aperture depth extends along an inlet duct axis.
A47L 11/30 - Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
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
A floor cleaner includes a recovery tank including an inflow path allowing liquid-laden air to enter the recovery tank, an outflow path allowing air to exit the recovery tank; and a chamber for storing liquid. The chamber includes an inlet, a separator that separates liquid from the liquid-laden air, an air outlet, and a float. The float includes a base and a valve with an indicator. The float is moveable between a first position and a second position. In the first position the valve is spaced away from the air outlet and air is allowed to exit the chamber. In the second position the valve is adjacent the outlet and impedes air from exiting the chamber. In the second position the indicator is visible when the chamber is full.
A47L 7/00 - Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
A47L 9/14 - Bags or the like; Attachment of, or closures for, bags
A floor cleaner that includes a cleaning head, an agitator drive, and an agitator. The cleaning head includes an agitator chamber having an opening facing toward a surface to be cleaned. The agitator is rotatably disposed within the agitator chamber and positioned to contact the surface to be cleaned through the opening. The agitator extends longitudinally between a first end and a second end along an axis of rotation. The agitator includes a core operably connected to the agitator drive, rotatable about the axis and at least one molded agitating member integrally formed with the core. The agitating member extends from the core to contact the surface to be cleaned.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A47L 9/04 - Nozzles with driven brushes or agitators
A floor cleaner includes a suction source, a body, and a rotary working element. The body includes a working element chamber having an opening facing toward a surface to be cleaned and a suction inlet in fluid communication with the suction source. The rotary working element is positioned within the working element chamber and includes a body rotatable about an axis having silicone features extending outwardly from the body to contact the surface to be cleaned though the opening.
A47L 9/04 - Nozzles with driven brushes or agitators
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
A lawn mower (10) is power-assisted and includes a mower body (200) and a deck height adjustment mechanism. The mower body (200) has a mower deck (201), a carry handle (220) coupled to the mower deck (201), a cutting blade (521); and a plurality of wheels (310, 320). The deck height adjustment mechanism can adjust a height of the mower deck (201) with respect to the plurality of wheels (310, 320), includes an actuator (230) at the carry handle (220), a latch mechanism, and a pull wire (231) coupled to the actuator (230) at a handle end and to the latch mechanism at a receiver end. The latch mechanism can be switched between an engaged position and a disengaged position for prohibiting or allowing the pivoting of the height of the mower deck (201) with respect to the plurality of wheels (310, 320).
A lawn mower (10) for cutting grass and maintaining the lawn surface. The lawn mower is power-assisted and includes a mower body (200) and a handle (100) coupled to the mower body by a handle latch (130). The mower body includes a wheel arrangement having front wheels (310) and rear wheels (320). The handle is pivotable relative to the mower body to change the lawn mower between a work position and a fold position. The handle is also slidable relative to the mower body to change the lawn mower between the fold position and a storage position. The handle latch includes a pivot tab (131) and a locking mechanism coupled to the pivot tab and movable to more than one position as the pivot tab rotates. The handle is fixed relative to the mower body when the locking mechanism is moved to a locked position.
A lawn mower (10) for cutting grass and maintaining the lawn surface. The lawn mower has a mower deck (201), a cutting blade (521) driven by a motor (250), and a blade changing mechanism. The blade changing mechanism includes a fastener (523) for securing the cutting blade to the motor, a blade securement tool (540) for limiting the cutting blade from rotating, and at least one opening (541) on the mower deck for removably receiving the blade securement tool. An edge guide (510) is also provided on the mower deck. The lawn mower also includes a dynamic power management system configured to adjust a rotation speed of the motor dynamically based on a duty condition of the cutting blade.
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 floor cleaner including a including a body, a cleaning head pivotally coupled to the body, and a liquid distribution system. The cleaning head includes a first and a second cleaning roller for contacting a surface to be cleaned.
A47L 5/30 - Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
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
Systems and methods which provide lithium-ion battery configurations with high energy density are disclosed. Embodiments provide lithium-ion batteries comprising an anode that includes 30 to 85 wt.% silicon, thereby facilitating high energy density and high N:P ratio for the lithium-ion batteries. The high N:P ratio further enables fast charging and low temperature charging capabilities of the lithium-ion batteries.
H01M 4/134 - Electrodes based on metals, Si or alloys
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
A method includes determining a first voltage level of a first battery and a second voltage level of a second battery. Based on a difference between the first voltage level and the second voltage level satisfying a first threshold and a magnitude of a current failing to satisfy a second threshold, one of the first battery or the second battery is disconnected from the one or more components, and the one or more components of the portable device are powered using the other of the first battery or the second battery. Based on one or more of the difference between the first voltage level and the second voltage level failing to satisfy the first threshold or the magnitude of the current failing to satisfy the second threshold, the one or more components of the portable device are powered using the first battery and the second battery.
patents
