A wiring ring for a stator of an electric machine, including a housing having a plurality of slot-like recesses and a plurality of in particular annular or annular segment-like busbars which are arranged in the slot-like recesses. The busbars are designed to establish an electrical contact between the winding wire ends of the stator windings and the contact connections of a power electronics unit for controlling the electric machine. At least one of the bus bars contact to the contact connections of the power electronics unit is implemented via a busbar connection region by means of a screw connection. According to the disclosure, the screw connection has a nut which can be arranged loosely in a receptacle space of a receptacle underneath a through-hole in the busbar connection region.
A differential for a vehicle includes a final drive gear with a final drive gear spline, a differential carrier with a differential carrier spline, and an axially slidable clutch. The axially slidable clutch includes a first clutch spline drivingly engaged with a one of the final drive gear spline or the differential carrier spline and a second clutch spline for selectively drivingly engaging with the other one of the final drive gear spline or the differential carrier spline. In an example embodiment, the differential also includes a pair of side gears, each including an inner spline for drivingly engaging a respective axle shaft, a pair of radially offset spider gears, each drivingly engaged with both of the side gears, and a shaft extending through the pair of radially offset spider gears into the differential carrier.
A generator module for a vehicle includes a housing arranged for fixing to an engine block of a combustion engine, a stator, fixed in the housing, a rotor, rotatable relative to the stator, a hub fixed to the rotor and arranged for fixing to a crankshaft of the combustion engine, a ring gear carrier fixed to the hub, a intermediate plate connected to the ring gear carrier by a first flexible element, a rotor carrier plate fixed to the rotor and connected to the intermediate plate by a second flexible element, and a first friction material segment disposed axially between the intermediate plate and the rotor carrier plate. In an example embodiment, the first friction material segment is a first friction material ring. In an example embodiment, the generator module also includes a ring gear fixed to the ring gear carrier.
B60K 6/26 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
B60K 6/387 - Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
4.
METHOD AND DEVICE FOR PRODUCING AT LEAST ONE WIRE BLANK BENT INTO THE SHAPE OF A BRACKET
A device and a method for producing at least one wire blank bent into the shape of a bracket having a first wire section, a second wire section which is parallel to the first wire section, and a bent transition section between the first wire section and the second wire section.
The invention relates to a method for producing a stator of an electric rotary machine, to an electric rotary machine stator produced by said method, and to an electric rotary machine that comprises the stator. In the method for producing a stator of an electric rotary machine, a stator body (10) having grooves (12) for receiving portions of conductor elements of windings is provided, at least one first conductor element winding (21) of a first phase (20) is provided outside the stator body (10) and has multiple first bights (30) of bundled first conductor elements (22), a first insulating element (50) is fixed to at least one first bight (30) by means of an adhesive connection (40), wherein each first bight (30) is assigned at least one first insulation element (50), and the first conductor element winding (21) is inserted into first grooves (12) of the stator body (10), wherein the adhesive connection (40) has the effect that the first insulation element (50) is carried along with the movement of the first conductor element winding (21) and is positioned relative to the stator body (10). The method proposed here for producing a stator of an electric rotary machine makes it possible for conductors of different phases of the stator to be more easily, less expensively and more reliably electrically insulated with respect to one another in the winding head.
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 15/06 - Embedding prefabricated windings in machines
H02K 15/10 - Applying solid insulation to windings, stators or rotors
6.
STATOR ASSEMBLY FOR USE IN MOTOR AND ASSEMBLY METHOD THEREFOR, AND MOTOR
The present invention provides a stator assembly for use in a motor and an assembly method therefor. The stator assembly comprises an iron core (1), comprising a cylindrical iron core body and a plurality of iron core teeth (11), conductor slots (1h) for accommodating conductors (3) being formed between every two iron core teeth (11) adjacent in the circumferential direction, side walls of each conductor slot (1h) formed by the iron core teeth (11) each comprising a flared portion (111), and the flared portions (111) being opposite each other in the circumferential direction and gradually getting further away from each other as the two extend towards radial openings of the conductor slots (1h), and sheet-like insulators (2), accommodated in the conductor slots (1h) in a manner of attaching to the peripheral walls of the conductor slots (1h), the ends of the sheet-like insulators (2) being disposed at the flared portions (111). As such, undesired interference between the conductors and the sheet-like insulators does not occur during the insertion of the conductors into the conductor slots. The present invention also provides a motor comprising the stator assembly for use in a motor, which can produce the same beneficial effect.
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 15/10 - Applying solid insulation to windings, stators or rotors
A high-voltage terminal for a stator, including at least three conductor phases for electrically connecting the high-voltage terminal to a power electronics unit and at least one star phase in the form of a rail, wherein each of the at least three conductor phases is formed of at least two parallel rail sections which are connected so as to be electrically isolated from one another and mutually radially spaced apart via at least one spacer element, preferably via at least two spacer elements, and wherein the at least three conductor phases and the at least one star phase are stacked one on top of the other within the high-voltage terminal to form a rail stack, and are inserted and/or embedded in a plastics element so as to be electrically isolated from one another via the spacer elements.
A metallic bearing body for a sliding bearing includes a main body and a plurality of protrusions extending outward from the main body. Each of the plurality of protrusions extends in a longitudinal direction from the main body to an upper surface that is distal from the main body and has at least one through-bore that extends through the protrusion transversely relative to the longitudinal direction.
The disclosure relates to a hydraulic arrangement for actuating hydraulic consumers and for cooling heat sources and/or lubricating component parts, in particular within a drivetrain of a motor vehicle, comprising a reversing pump, by means of which a hydraulic medium can be conveyed in opposite conveying directions, and the reversing pump has a first pump connection and a second pump connection, the hydraulic arrangement comprising an active valve device, the active valve device configured as a 6/2-way valve.
F16H 61/00 - Control functions within change-speed- or reversing-gearings for conveying rotary motion
10.
PLANET CARRIER ASSEMBLY, SHAFT-HUB CONNECTION, AND METHOD FOR PRODUCING THE SHAFT-HUB CONNECTION BETWEEN A CARRIER FLANGE AND A CARRIER FROM THE PLANET CARRIER ASSEMBLY
A planet carrier assembly includes a rotational axis, a carrier and a carrier flange. The carrier has circumferentially spaced first driver elements formed thereon and the carrier flange has circumferentially spaced second driver elements formed thereon. The second driver elements are interconnected with the first driver elements at common contact areas in an interlocking manner. The carrier flange is axially secured to the carrier in an axial direction by plastically deformed material at the common contact areas. In an example embodiment, the plastically deformed material is displaced from the first driver elements or the second driver elements.
The invention relates to a stator (1) of an electric machine (2), in particular for a drivetrain (3) of a motor vehicle (4), comprising a stator element (5) having an energizable winding (6) which is electrically conductively connected to a plurality of busbars (7) extending outside the stator element (5), wherein a cable channel (8) formed from electrically non-conductive plastics material is arranged on the busbars (7) and has at least one busbar fixing means (9) by which the cable channel (8) is fixed to the busbars (7) and the position of the busbars (7) relative to one another is fixed.
The invention relates to an adjustment unit of a steering column of a vehicle, in which a steering shaft is mounted rotatably about a longitudinal axis and has a casing unit (2) comprising at least three casing tubes (3) which are arranged telescoping axially relative to one another, and one of which forms an outer casing tube (3), wherein a motor (4) for adjusting the casing unit (2) is provided, wherein at least one angle body (6) is provided which engages in at least one recess (9) of one of the casing tubes (3) for adjusting the height of the casing unit (2).
B62D 1/181 - Steering columns yieldable or adjustable, e.g. tiltable with power actuated adjustment, e.g. with position memory
B62D 1/189 - Steering columns yieldable or adjustable, e.g. tiltable with tilt and axial adjustment the entire steering column being tiltable as a unit
13.
SEPARATING DEVICE WITH AXIALLY OFFSET ACTUATING ELEMENT
The invention relates to a separating device (10) for decoupling an output element from a drive element in a drive train of a vehicle, having a first rotary component (40) which is rotatable about an axis of rotation (12), a second rotary component (44) which is separate from the first rotary component (40), an actuating device (14) with an actuating element (16) which is displaceable at least between a first actuating position and a second actuating position and with a coupling element (47) which is displaceable, depending on the actuating position, at least between a coupling position and a decoupling position and which, in the coupling position, couples the first and second rotary components (40, 44) to each other so as to transmit torque and, in the decoupling position, decouples the first and second rotary components (40, 44) from each other, wherein the actuating element (16) is arranged radially spaced apart from the axis of rotation (12).
An assembly includes: a housing, a shaft, a bearing, and a camlock. The shaft is arranged concentrically with the housing and is rotatable relative to the housing. The bearing supports the shaft in the housing. The camlock is configured to axially constrain the bearing relative to the shaft. The camlock includes a body arranged on the shaft and two arms pivotally connected to the body. The arms are selectively engageable with the shaft to fix the body relative to the shaft.
A torque transmitting device for a drivetrain for transmitting a drive torque to an output element. The device having: an electric motor with a conversion unit, which comprises a stator and a rotor that is rotatable relative to the stator, for converting electrical energy into mechanical energy; and a torsional vibration damper with a damper mass received on a damper mass support such that the damper mass can be deflected to a limited extent against the action of a restoring force, the damper mass being arranged so as to overlap radially with the conversion unit.
F16F 15/14 - Suppression of vibrations in rotating systems by making use of members moving with the system using freely-swinging masses rotating with the system
F16D 3/12 - Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted for accumulation of energy to absorb shocks or vibration
16.
RADIAL FOIL BEARING COMPRISING A CARRIER FOIL, AND ATTACHMENT OF THE CARRIER FOIL IN THE OUTER RING BY MEANS OF BENT HOOKS
The invention relates to a radial foil bearing (1) comprising at least one cover foil (2) and at least one corrugated foil (3), wherein the cover foil (2) and the corrugated foil (3) are constructed so as to lie on top of one another in the radial direction (9) and said foils (2, 3) form at least one arcuate segment (6) of the radial foil bearing (1) in the peripheral direction (10), wherein a first arcuate segment (6a) is provided consisting of a first cover foil (2a) and a first corrugated foil (3a) which are fixedly connected to one another at a common end, the first arcuate segment (a) is fixed to a carrier foil (4), a second arcuate segment (6b), consisting of a second cover foil (2b) and a second corrugated foil (3b) which are fixedly connected to one another at a common end, is arranged on the carrier foil (4), and the two arcuate segments (6a, 6b) are placed in succession on said carrier foil (4) so that, when the carrier foil (4) is rolled up, a tubular carrier (7) comprising the two arcuate segments (6a, 6b) is produced and forms the radial foil bearing (1), wherein, when not rolled up, the carrier foil (4) has, at its boundary surface (19) that extends along the longitudinal direction of the carrier foil (4), at least one tab (11) which projects from the boundary surface (19) and which serves as an orientation means allowing the tubular carrier (7) to be installed in an angularly correct manner after the carrier foil (4) has been rolled up to form the tubular carrier (7).
The invention relates to a radial foil bearing (1), wherein each arcuate segment (6a) is attached to the outer ring (5) by means of at least one tab (11), bent from a flat initial shape, of the cover foil (2a) and/or the corrugated foil (3a), by virtue of the fact that said tab engages in a receptacle (12) on the end face (16, 17) of the outer ring. The invention also relates to an arcuate segment of such a radial foil bearing, wherein a further tab is formed on the cover foil and/or the corrugated foil, which further tab fixedly connects the two foils to one another to form an arcuate segment.
The invention relates to an encoder and a method for determining a rotational position of a first component relative to a second component that can be rotated relative thereto, the encoder comprising a first reading head, which is designed to be arranged on the second component, and a drive unit with a drive element that can be driven in rotation relative to the first component, to which at least a first magnetic disc is fastened and which is designed to be arranged on the first component, wherein the first magnetic disc has, on an end face facing the first reading head, at least one circumferential first track with a plurality of magnetic regions formed one behind the other in the circumferential direction of the first magnetic disc and having alternating magnetisation directions, wherein the first reading head is designed to detect at least a first periodic pulse sequence upon rotation of the at least first magnetic disc relative to the first component by measuring the magnetisation directions along the first track, wherein the respective detected periodic pulse sequence can be compared with a reference pulse sequence of the same periodicity in order to determine at least a first phase difference between the respective detected periodic pulse sequence and the reference pulse sequence and to determine a rotational position of the first component relative to the second component on the basis of the at least first phase difference. The invention also relates to a robot.
G01D 5/14 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01D 5/247 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means generating pulses or pulse trains using time shifts of pulses
19.
ELECTROLYSIS PLATE FOR HYDROGEN PROCUTION AND METHOD FOR PRODUCING AN ELECTROLYSIS PLATE
An electrolysis plate, in particular for the electrolysis of water, including a rectangular profiled metal sheet which has two long sides and two narrow sides and which has an outer, frame-like connecting region and a profiled region which is located within said connecting region, has a rectangular, non-square basic shape and forms an active area. A flow channel having a longitudinal direction defined by the non-square shape of the profiled region and running parallel to the long sides is delimited by the surface of the profiled region. An embossed pattern of the profiled metal sheet is provided successively in the longitudinal direction of the profiled region at least three times, not overlapping or touching, i.e. spaced apart. Each embossed pattern is formed by at least three individual embossed patterns positioned adjacent to one another, extending in the longitudinal direction and describing a zigzag or undulating shape. Consecutive embossed patterns are separated from one another by a strip-like intermediate section having intermediate profilings, each strip-like intermediate section running parallel to the narrow sides.
A torque transmitting device for a drive train for transmitting an input torque provided by at least one drive element to an output element. The device including: an electric motor having a stator and a rotor which can be rotated relative to said stator for providing a further drive torque; a separating clutch arranged operatively between the first drive element and the electric motor; and at least one centrifugal pendulum which is arranged operatively between the separating clutch and the output element and has at least two pendulum masses which are accommodated so as to be deflectable to a limited extent along a pendulum path and so as to be peripherally adjacent to one another on at least one pendulum mass carrier that can be rotated about an axis of rotation, wherein the peripherally adjacent pendulum masses are coupled to one another via coupling means.
B60K 6/40 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the assembly or relative disposition of components
B60K 6/387 - Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
F16D 3/12 - Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted for accumulation of energy to absorb shocks or vibration
F16H 45/02 - Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
21.
ROLLER BEARING AND METHOD FOR PRODUCING A ROLLER BEARING
B06B 3/02 - Processes or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic or ultrasonic frequency involving a change of amplitude
22.
RADIAL FOIL BEARING COMPRISING CARRIER FOIL, AND ATTACHMENT OF THE FOIL PACKS ON THE CARRIER FOIL BY MEANS OF BENT HOOKS
The invention relates to a radial foil bearing (1) comprising at least one cover foil (2) and at least one corrugated foil (3), wherein the cover foil (2) and the corrugated foil (3) are constructed so as to lie on top of one another in the radial direction (9), and said foils (2, 3) form at least one arcuate segment (6) of the radial foil bearing (1) in the peripheral direction (10), wherein a first arcuate segment (6a) is provided consisting of a first cover foil (2a) and a first corrugated foil (3a) which are fixedly connected to one another at a common end (12a), the first arcuate segment (6a) is fixed to a carrier foil (4), a second arcuate segment (6b), consisting of a second cover foil (2b) and a second corrugated foil (3b) which are fixedly connected to one another at a common end (12b), is arranged on the carrier foil (4), and the two arcuate segments (6a, 6b) are placed in succession on said carrier foil (4) so that, when the carrier foil (4) is rolled up, a tubular carrier (7) comprising the two arcuate segments (6a, 6b) is produced and forms the radial foil bearing (1), wherein a cover foil (2a, 3a) and a corrugated foil (2b, 3b) of an arcuate segment (6a, 6b) are attached to the carrier foil (4), which is not rolled up, by means of at least one tab (11) of the carrier foil (4), which tab engages around the corresponding arcuate segment (6a, 6b).
An actuating assembly includes a body; a plunger axially movable with respect to the body; a linear actuator configured for being activated to axially move the plunger in a first direction into engagement with the body such that the plunger and body are rotationally fixed with respect to each other; a barrel movable with respect to the body for contacting the plunger and the body depending on an axial position of the plunger; and a spring for biasing the barrel toward the plunger. The barrel is configured such that the spring forces the barrel into circumferential engagement with the body in two different axial positions of the barrel with respect to the body when the linear actuator is inactive depending on a rotational orientation of the barrel.
A centrifugal pendulum absorber includes a center plate arranged to receive a torque, a first pendulum connected to the center plate, a second pendulum mass connected to the center plate, and a resilient bumper disposed between the first and second pendulum masses. The first pendulum mass and the second pendulum mass axially bracket the center plate. The resilient bumper is connected to the first and second pendulum masses. The resilient bumper includes a core enclosed by a casing. The core is a metal and the casing is a polymer.
F16F 15/14 - Suppression of vibrations in rotating systems by making use of members moving with the system using freely-swinging masses rotating with the system
A pendulum rocker damper with a rotation axis includes an input side with first and second input-side counter tracks, an output side with first and second output-side counter tracks, a stored energy source, and rocker elements disposed at opposite axial ends of the stored energy source. Each of the rocker elements has three axially offset partial tracks forming an input-side roller track and an output-side roller track. A first input-side rolling element is clamped between the first input-side counter track and a first input-side roller track and a second input-side rolling element is clamped between the second input-side counter track and a second input-side roller track. A first output-side rolling element is clamped between the first output-side counter track and a second output-side roller track and a second output-side rolling element is clamped between the second output-side counter track and a second output-side roller track.
F16F 15/12 - Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
26.
SPRING DAMPER WITH TWO OVERLOAD PROTECTION COUPLINGS, AND POWERTRAIN
A spring damper for a motor vehicle drive train includes a primary part, a secondary part, a hub element, a first overload protection coupling operatively inserted between the secondary part and the hub element and a second overload protection coupling. The secondary part is rotatably received relative to the primary part in a spring-damped manner. The first overload protection coupling includes an output and the second overload protection coupling is operatively inserted between the output and the hub element. The second overload protection coupling is arranged radially within the first overload protection coupling. The first overload protection coupling is closed below a threshold of a torque to be transmitted, and the first overload protection coupling releases a relative rotation between the secondary part and the hub element above the threshold.
F16F 15/139 - Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses characterised by friction-damping means
27.
METHOD FOR COMMISSIONING A PUMP WITH PUMP MOTOR, ARRANGED IN A HYDRAULIC SYSTEM
The invention relates to a method for detecting the correct rotational direction of a pump (100) of a hydraulic system of an actuator in a motor vehicle with a first switchable valve (300), which is actuated by means of energisation, and with the pump (100), which has a pump motor (1000) and which is activated by means of energisation, and with a control device, which controls the first switchable valve (300) and the pump (100), wherein in a first rotational direction, the pump (100) conveys fluid to a pressure line (700) and in a second direction conveys fluid to a reservoir (900), wherein the pressure line (700) has a pressure sensor (600) and is hydraulically connected to the first switchable valve (300), characterised in that for determining the rotational direction of the pump (100), the pump motor (1000) is energised sequentially in the two different rotational directions and in each case the pressure at the pressure sensor (600) is determined, and therefrom, the rotational direction of the pump (100) is deduced.
F04B 49/20 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by changing the driving speed
F04B 49/22 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by means of valves
F04D 15/00 - Control, e.g. regulation, of pumps, pumping installations, or systems
F15B 7/00 - Fluid-pressure actuator systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
F04B 17/03 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
28.
TIE ROD FORCE ESTIMATION FOR STEER-BY-WIRE SYSTEMS BY MEANS OF INTELLIGENT MODEL TRANSITION
The invention relates to a method for estimating a tie rod force of a steering device of a vehicle, comprising the following method steps: (a) two models (1, 2) are first evaluated using measured values and/or sensor signals from the vehicle in order to obtain a first and a second lateral force, respectively; (b) the first and second lateral forces are converted into a first and a second tie rod force, respectively, using parameters of the steering geometry (3); (c) the first and second tie rod forces are combined with each other in order to obtain a third tie rod force, the third tie rod force being a weighted combination of the first and second tie rod forces.
The invention relates to an actuator (1) having a further actuating function, said actuator comprising: an electromotive drive (5) accommodated in an actuator housing (2), the electromotive drive (5) comprising a stator (6) and a drive rotor (7) that can be rotated about an axis of rotation (23); and a fluid-conveying device (18), a conveying rotor (19) of the fluid-conveying device (18) being connected to the drive rotor (7) for conjoint rotation therewith, an eccentric (32) being positioned, via a first freewheel (31), on a drive shaft (30) that is connected, coaxially to the axis of rotation (23), to the conveying rotor (19), a freewheel lever (34) being mounted indirectly on an output shaft (36) via a second freewheel (35), the eccentric (32) causing the freewheel lever (34) at least indirectly to move in an oscillating manner in the peripheral direction of the output shaft (36), and a linear actuating element driven by said oscillating movement and/or a rotationally driven actuating element being guided out of the actuator housing (2).
The invention relates to an energy supply device (4) which is provided on a linearly movable energy consumer, comprising a connection element (7) which is designed to be installed in a stationary manner, a rotary arm (5) which is pivotally mounted on the connection element (7) and can be moved on a horizontal plane and which comprises a telescoping tube (12), a vertical section (6) which is connected to the telescoping tube (12) in an articulated manner and which is designed to be connected to the energy consumer, and an energy chain (10) which is arranged in the rotary arm (5) and which is connected to the vertical section (6). In order to provide a length compensation when the energy consumer is moved, a curved section (11) of the energy chain (10) is provided, said curved section being placed along at least one half-turn about the pivoting axis (SP) of the rotary arm (5).
G01K 7/42 - Circuits effecting compensation of thermal inertia; Circuits for predicting the stationary value of a temperature
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
The invention relates to a rotor (1) for an electric machine (2), in particular for use within the powertrain (3) of a motor vehicle (4) which is driven in a hybrid or fully electric manner, said rotor (1) being made of a plurality (A) of rotor bodies (6) made of stacked rotor laminations (5). The rotor bodies (6) are rotated relative to one another about a common rotational axis (7), wherein the rotor (1) has an offset angle (α) which is defined by the total rotation of the rotor bodies (6), and the rotor bodies (6) are equipped with permanent magnets (8). The rotor laminations (5) are at least substantially identically shaped, and the rotor bodies have windows (9) for receiving the permanent magnets (8). The rotor laminations (5) have a number (C) of offset holes (10) for positioning the rotor bodies (6) which are rotated relative to one another.
H02K 15/03 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
33.
CHARGE PUMP CIRCUIT AND HALF-BRIDGE DRIVER CIRCUIT
The present application provides a charge pump circuit and a half-bridge driver circuit. The charge pump circuit comprises: an input voltage switch circuit which is connected to an input voltage and a charge pump control signal and outputs the input voltage under the control of the charge pump control signal; a regulation voltage generation circuit which is connected to the input voltage and outputs a regulation voltage; a regulation voltage loading control circuit which is connected to both the regulation voltage generation circuit and the charge pump control signal and loads the regulation voltage under the control of the charge pump control signal; and a charging circuit which is connected to all of the input voltage switch circuit, the regulation voltage generation circuit, and the regulation voltage loading control circuit and outputs an output voltage, wherein the output voltage = the input voltage + the regulation voltage. According to the charge pump circuit and the half-bridge driver circuit of the present application, the charge pump circuit is formed by discrete components, the structure is simple, and the cost is low; moreover, parameters can be adjusted according to actual needs, and peripheral applications are flexible and convenient.
H02M 3/07 - Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode
H03K 19/00 - Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
A torque converter includes a front cover, an impeller, a turbine, a lock-up clutch, and a damper assembly. The front cover is arranged to receive a torque. The impeller has an impeller shell non-rotatably connected to the cover. The turbine is in fluid communication with the impeller and includes a turbine shell. The lock-up clutch includes a clutch plate. The damper assembly includes a spring and a cover plate supporting the spring. The cover plate includes a spring window configured to receive the spring, and a plurality of tabs extending from a radial side of the spring window towards the front cover. The plurality of tabs are configured to drivingly connect to the clutch plate.
F16H 45/02 - Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
F16H 41/24 - Rotary fluid gearing of the hydrokinetic type - Details
35.
HYDRODYNAMIC BEARING ARRANGEMENT FOR PUMP ASSEMBLY
A bearing configuration for an oil pump assembly is disclosed herein. The bearing configuration includes a first radially extending hydrodynamic bearing element configured to directly face a first axial side of a gear, a second radially extending hydrodynamic bearing element configured to directly face a second axial side of the gear, and an axially extending hydrodynamic bearing element configured to directly face a radially inner side of the gear. The bearing configuration is configured to be used to support an idler gear in a transmission assembly, in one example.
F16C 17/10 - Sliding-contact bearings for exclusively rotary movement for both radial and axial load
36.
ELECTRICALLY OPERABLE FINAL DRIVE POWERTRAIN, METHOD FOR CONTROLLING A FINAL DRIVE POWERTRAIN, COMPUTER PROGRAM PRODUCT, AND CONTROL UNIT FOR CONTROLLING A FINAL DRIVE POWERTRAIN
The invention relates to an electrically operable final drive powertrain (1) of a motor vehicle, comprising an electric machine (3) which can be coupled to: at least one vehicle wheel (4) of the motor vehicle; and a transmission assembly (5) arranged in the torque flow between the vehicle wheel (4) and the electric machine (3); and a brake device (6) by means of which the vehicle wheel (4) can be braked; wherein: in the torque flow between the electric machine (3) and the brake device (6), a first clutch device (7) is arranged, by means of which the brake device (6) can be coupled into and coupled out of the torque flow, and, in the torque flow between the electric machine (3) and the transmission assembly (5), a second clutch device (8) is arranged, by means of which the transmission assembly (5) can be coupled into and coupled out of the torque flow; or, in the torque flow between the electric machine (3) and the brake device (6), a first clutch device (7) is arranged, by means of which the brake device (6) can be coupled into and coupled out of the torque flow, and, in the torque flow between the brake device (6) and the transmission assembly (5), a second clutch device (8) is arranged, by means of which the transmission assembly (5) can be coupled into and coupled out of the torque flow.
The rotor (1) has at least one first rotor body (3) with a first group of permanent magnets (6) and a second rotor body (4) with a second group of permanent magnets (61), wherein the first rotor body (3) and the second rotor body (4) can be rotated relative to each other about a common rotational axis (119) against the effect of a first torsional stiffness (8) by means of a mechanical field-attenuation mechanism (7), said field-attenuation mechanism (7) comprising a lever element (10) which has a center of gravity (52) and which can be pivoted about a tilt axis (13). The first rotor body (3) can be coupled to a first lever section (31), and the second rotor body (4) can be coupled to a second lever section (32) of the lever element (10), said first lever section (31) and second lever section (32) being arranged on opposite sides of the lever (10) such that by tilting the lever element (10), the first rotor body (3) and the second rotor body (4) can be rotated relative to each other in a targeted manner in order to produce a desired adjustment of the mechanical field-attenuation mechanism (7). The center of gravity (52) and the tilt axis (53) of the lever element (10) are mutually spaced when the electric machine (120) is in a stationary state.
A torque converter includes a front cover, an impeller assembly, a turbine assembly, a lock-up clutch, a backing plate, and a flow plate. The front cover is arranged to receive a torque. The impeller assembly has an impeller shell non-rotatably connected to the front cover. The turbine assembly is in fluid communication with the impeller assembly and includes a turbine shell. The lock-up clutch includes a piston and a seal plate disposed axially between the piston and the turbine shell. The backing plate is non-rotatably connected to the seal plate and is sealed to the piston. The flow plate is disposed axially between the backing plate and the front cover. The flow plate is non-rotatably connected to the backing plate and the front cover. A through-bore extends axially through the backing plate and the flow plate. A first chamber is bounded at least in part by the piston, the seal plate, and the backing plate, and a second chamber is bounded at least in part by the front cover, the piston, the backing plate, and the flow plate.
F16H 45/02 - Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
F16H 41/24 - Rotary fluid gearing of the hydrokinetic type - Details
A torque converter assembly having a cover including a tubular body, and a pump including a shell. The shell of the pump is received in the tubular body of the cover, and the shell of the pump is joined to the cover with a circumferential weld. The tubular body of the cover can include a circumferentially extending groove, and the circumferential weld can be at least partially aligned in an axial direction with the groove.
A hydraulic arrangement for an electrically operable, multigear axle drive train of a motor vehicle comprising a hydraulic circuit in which a hydraulic fluid is guided, a hydraulic pump arranged to apply pressure to the hydraulic fluid within the hydraulic circuit, a first hydraulic path arranged to connect a first clutch device to the hydraulic circuit, and a second hydraulic path arranged to connect a second clutch device to the hydraulic circuit. The first and second clutch devices are each arranged to actuate a gear selection device of the electrically operable axle drive train.
An inverter device includes a connection device and a housing in which an inverter circuit, a switching device and a control device are accommodated. The inverter circuit is connected to a direct current (DC) circuit and to an electric machine via the connection device, and the switching device is connected to the DC circuit and to resistor via the connection device. The inverter circuit is actuated by the control device to operate the electric machine, and the switching device is actuated by the control device to selectively energize one of the resistor or the DC circuit via the inverter circuit.
B60L 50/51 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 7/5387 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
42.
TEST ASSEMBLY AND METHOD OF TESTING AN ASSEMBLY FOR THERMAL FATIGUE
A method of testing a test specimen assembly is disclosed herein. The method can include providing the test specimen assembly which includes a control element and a test element, which are formed from different materials.
The invention relates to a rotor (1) for an electric machine (2), in particular for use within the powertrain (3) of a motor vehicle (4) which is driven in a hybrid or fully electric manner. The rotor (1) is made of a plurality of rotor bodies (6) made of stacked rotor laminations (5), and the rotor bodies (6) are equipped with permanent magnets (8). The rotor bodies (6) are rotated relative to one another about a common rotational axis (7), wherein the rotor (1) hereby has an offset angle a which is defined by the total rotation of the rotor bodies (6), and each of the rotor laminations (5) has at least one first offset hole (9) through which a first rod-shaped tool (21) can engage axially and by means of which the relative offset of two axially adjacent rotor bodies (6) can be adjusted. The first offset holes (9) are arranged in the rotor (1) in a flush manner relative to one another such that a first channel (10) is formed extending axially through the rotor (1), said first offset holes (9) having a contour (11) which deviates from a circular shape and which has a longitudinal extension (12) in the radial direction.
H02K 15/03 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
H02K 1/276 - Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
H02K 29/03 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
44.
MODULAR SYSTEM FOR MANUFACTURING A STATOR FOR AN ELECTRIC MACHINE, AND METHOD FOR MANUFACTURING A STATOR FOR AN ELECTRIC MACHINE FROM A MODULAR SYSTEM
The invention relates to a modular system for manufacturing a stator for an electric machine, comprising - a stator assembly having a stator core and a stator winding with multiple winding connections, and - multiple busbar arrangements for manufacturing stators with a different interconnection of the stator winding, wherein the busbar arrangements each have multiple stator winding connection points for connection to the winding connections of the stator winding, multiple phase connection points and multiple connecting lines for connecting the stator winding connection points to the phase connection points, wherein the stator winding connection points and the phase connection points of the multiple busbar arrangements are each arranged geometrically identically in relation to one another, and wherein the stator winding connection points and the phase connection points of the multiple busbar arrangements are each connected differently to one another via the connecting lines.
The invention relates to an inverter (1) for supplying current to an electric machine (20), in particular an electric machine (20) within a drive train (3) of a fully electric or hybrid motor vehicle (4), said inverter comprising: an inverter housing (2) inside which the power electronics (5) of the inverter (1) are accommodated; an electrical input (6) for coupling to an electrical DC voltage source (7); and an electrical output (8) for coupling to an electrical AC voltage consumer (9), the power electronics (5) being designed to transform the DC voltage applied to the electrical input (6) into an AC voltage applied to the electrical output (8), the inverter (1) also comprising a passive EMC filter (10) and/or an active EMC filter (11), the active EMC filter (11) being positioned on a flexible printed circuit board (12) which is fixed on a laminated busbar (13).
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
46.
CONTACTLESS ENERGY TRANSMISSION DEVICE, KIT-OF-PARTS FOR MANUFACTURING A CONTACTLESS ENERGY TRANSMISSION DEVICE, ROTOR OF AN ELECTRIC MACHINE, ELECTRIC MACHINE, AND METHOD FOR ASSEMBLING A ROTOR
The invention relates to a contactless energy transmission device (1) for a rotor (2) of an electric machine (3), in particular a separately excited synchronous machine inside a drive train of a motor vehicle, said energy transmission device comprising: a hollow shaft (4) which can be coupled to the rotor (2) of the electric machine (3) in a torque-transmitting manner; and an inductive transmitter (5) which has an energisable primary winding (6) and a secondary winding (7) which is spaced apart therefrom and can be electrically conductively coupled to a winding of the rotor (2), and the contactless energy transmission device (1) has rectifier electronics (11) connected to the secondary winding (7), the rectifier electronics (11) being located inside the hollow shaft (4) and being connected thereto for conjoint rotation therewith.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02K 11/042 - Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
H02K 19/36 - Structural association of synchronous generators with auxiliary electric devices influencing the characteristic of the generator or controlling the generator, e.g. with impedances or switches
47.
CONTACTLESS ENERGY TRANSMISSION DEVICE, KIT-OF-PARTS FOR PRODUCING A CONTACTLESS ENERGY TRANSMISSION DEVICE, ROTOR OF AN ELECTRIC MACHINE, ELECTRIC MACHINE, AND METHOD FOR INSTALLING A ROTOR
The invention relates to a contactless energy transmission device (1) for a rotor (2) of an electric machine (3), in particular an externally excited synchronous machine within a powertrain of a motor vehicle, comprising a hollow shaft (4) which can be coupled to the rotor (2) of the electric machine (3) so as to transmit a torque, and comprising an inductive transformer (5) which has a primary winding (6) that can be energized and a secondary winding (7) that is arranged at a distance thereto and can be coupled to a winding of the rotor (2) in an electrically conductive manner. The secondary winding (7) of the inductive transformer (5) is arranged within the hollow shaft (4) and is fixed to same for co-rotation therewith, while the primary winding (6) of the inductive transformer (5) is positioned in the hollow shaft (4) in a non-rotatable manner relative thereto.
A wheel bearing unit includes an outer ring, a first inner ring with a first axial end face, first rolling elements arranged between the outer ring and the first inner ring, a second inner ring with a second axial end face, facing the first axial end face, second rolling elements arranged between the outer ring and the second inner ring, and a sealing device for sealing an interface of the first inner ring and the second inner ring. The sealing device includes an annular retaining element and a sealing element provided on the annular retaining element. The sealing element is a sealing ring that includes first and second contact points contacting the annular retaining element, a third contact point contacting the first inner ring, and a fourth contact point contacting the second inner ring. At least one of the contact points has a flat face.
F16C 19/36 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
F16C 33/78 - Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
49.
METHOD FOR CONTROLLING A HYDRAULIC UNIT IN PARTICULAR FOR A DRIVETRAIN OF A MOTOR VEHICLE, HYDRAULIC UNIT AND DRIVETRAIN WITH HYDRAULIC UNIT
A method for controlling a hydraulic unit with a rotational-speed-controlled pump which, at an outlet side, provides at least two fluid flows in a manner switched by means of switching valves actuating at least one slave cylinder and for providing a volume flow which is controlled based on a rotational speed of the pump. To set the volume flow, an efficiency of the pump is calculated base on a comparison of a known slave cylinder volume of the at least one slave cylinder and a quantity of fluid of the pump for the filling of the at least one slave cylinder.
The invention relates to a roller ring (1) with a multi-part cage (2) and rollers (4), wherein the cage (2) is made of a cage core (6) and at least one cover plate (7), and the cage core (6) and the cover plate (6) are held together in a form-fitting manner so as to be secured against a rotation relative to each other and are connected together in a non-releasable manner.
F16C 19/30 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly
The invention relates to a brake device (1) for an electrically operatable axle drivetrain (2) of a motor vehicle (3). The brake device (1) can be coupled to a vehicle wheel (4) of the motor vehicle (3) such that an actuation of the brake device (1) brakes the vehicle wheel (4), and the brake device (1) comprises a hydraulic disengaging system (5) comprising a central disengaging element (6) which actuates a friction device (7) such that the friction device can be converted into a braking and non-braking operating state. The central disengaging element (6) additionally has a central disengaging element housing (8) comprising an annular central disengaging element piston chamber (9) in which a central disengaging element piston (11) is received in an axially movable manner by means of a hydraulic liquid (10) that can be supplied to the central disengaging element piston chamber (9), wherein the central disengaging element (6) has at least one central disengaging element piston seal (12) which seals off the central disengaging element piston (11) from the central disengaging element piston chamber (9), and the central disengaging element (6) and the friction device (7) are received in a brake housing (13), said brake housing (13) being designed in two parts comprising a first pot-shaped housing part (14) and a second lid-shaped housing part (15) which at least partly covers the first pot-shaped housing part (15). The first pot-shaped housing part (14) forms the central disengaging element housing (8) of the central disengaging element (6).
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 55/40 - Brakes with a plurality of rotating discs all lying side by side actuated by a fluid-pressure device arranged in or on the brake
F16D 65/18 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 65/853 - Features relating to cooling for disc brakes with closed cooling system
F16D 121/04 - Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
A transmission device includes an axis of rotation defining an axial direction, a supporting component, and an oil collector. The supporting component includes connecting holes and oil inlets. The oil collector includes a support plate, a channel connected to the support plate, oil guiding nozzles plugged axially into the oil inlets, fastening elements for holding the oil collector on the supporting component, and platforms disposed on a side of the fastening elements facing away from the supporting component. The channel runs around the axis of rotation and includes an outer contour. The fastening elements are at least partially fixedly engaged with the connecting holes. The platforms project radially from the oil collector radially beyond the outer contour. Each platform includes a planar surface and a projection. The projection projects out of the planar surface and axially beyond the platform.
A method for operating a fuel cell. The fuel cell is supplied with gaseous fuel via an anode-side gas feed line and with air via a cathode-side gas feed line. The anode-side gas feed line and the cathode-side gas feed line are coupled via a pressure-transmitting element, wherein in the event of an increased power requirement of the fuel cell, the gas pressure of the anode-side gas feed line is at least partly transmitted to the cathode-side gas feed line via the pressure-transmitting element and causes the gas pressure of the cathode-side gas feed line to increase. A fuel cell system having at least one fuel cell, an anode-side gas feed line, a cathode-side gas feed line, and a monitoring unit.
An operating system for controlling a vehicle, the operating system having an operating element for a manual operation by a vehicle operator; a display module in order to present the vehicle surroundings with a vehicle projection integrated therein. The operation of the operating element produces a change in the vehicle projection within the vehicle surroundings and a computer system causes the vehicle to move in the vehicle surroundings analogously to the change in the vehicle projection within the vehicle surroundings. A method for controlling the vehicle using the operating system is also provided. The vehicle is an autonomously drivable vehicle, preferably an all-wheel-steered omnidirectionally drivable vehicle, thereby allowing a reliable, secure, and simultaneously intuitive control of the vehicle.
The present application provides a gear shifting control method for a vehicle power system. A rotating speed synchronization step of the gear shifting control method in the present application comprises: calculating an expected rotating speed difference and a rotating speed reference value by using parameters of a vehicle, and according to the magnitude relationship between the absolute value of the expected rotating speed difference and the absolute value of the rotating speed reference value, determining whether the rotating speed synchronization step has been smoothly executed. This replaces the solution in the prior art whereby gear shifting control methods use a time threshold in the rotating speed synchronization step to determine whether the rotating speed synchronization step has been smoothly executed. Therefore, the gear shifting control method of the present application can avoid the problems of false interrupt and unintended vehicle acceleration that would be possibly caused by the solution in the prior art. Furthermore, the present application further provides a gear shifting control device using the gear shifting control method, and the gear shifting control device also has the same effect.
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
57.
HOUSING ARRANGEMENT COMPRISING A PRESSURE ADAPTER MOUNTED ON A WALL ELEMENT; AND DRIVE DEVICE
The invention relates to a housing arrangement (1) for an electric drive device (10), said housing arrangement comprising: a panel-type wall element (2), the wall element (2) being provided with a fluid passage (3); and a pressure adapter (5a, 5b) which is connected to a connection hole (4) in the fluid passage (3) and is fixed to the wall element (2), the pressure adapter (5a, 5b) being clamped to a projection (7) formed on the wall element (2) by means of a retaining bracket (6) integrally formed on the pressure adapter. The invention also relates to a drive device (10) comprising said housing arrangement (1).
F16L 37/098 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks
F16L 37/113 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part
F16L 41/08 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
A drive system for an electric vehicle includes a primary motor with a first power and a secondary motor with a second power, greater than the first power. The primary motor may be a synchronous motor and the secondary motor may be an asynchronous motor. The primary motor may be a permanent magnet motor and the secondary motor may be an induction motor. A power ratio between the first power of the primary motor and the second power of the secondary motor may be less than 1.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
H02K 21/46 - Motors having additional short-circuited winding for starting as an asynchronous motor
The invention relates to: a bipolar plate (1); and an electrochemical cell (12) comprising a plurality of such bipolar plates (1, 1'). The bipolar plate (1) comprises a first half-plate (1a) and a second half-plate (1b) which are fixedly connected to one another, wherein: the bipolar plate (1) has a plurality of fluid passage openings (2) comprising fluid inlet openings (2a, 2c, 2e) and fluid outlet openings (2b, 2d, 2f); and a first distributor field (3) for distributing a fluid, an active field (4), and a second distributor field (5) for distributing the fluid are located on both sides of the bipolar plate (1). There is also at least one seal (6, 6') on each side of the bipolar plate (1), wherein, in at least one transition region (7) between a fluid passage opening (2) and an adjacent distributor field (3, 5), the seals (6, 6') are positioned congruently one above the other as seen perpendicularly to a plane spanned by the bipolar plate (1) and are reinforced by embossed structures (9a, 9b).
60.
BIPOLAR PLATE PRODUCTION METHOD, BIPOLAR PLATE AND ELECTROCHEMICAL CELL
The invention relates to a bipolar plate production method for producing a bipolar plate (4), in particular for an electrochemical cell, which method comprises the following steps: -providing two foil sections (2, 3) made of a polymer graphite material comprising at least one polymer and at least 75 wt.% of an electrically conductive filler comprising predominantly graphite and also carbon black, -inserting the two foil sections (2, 3) into an embossing and moulding tool (6), -closing the tool (6), wherein the foil sections (2, 3) are embossed and tightly connected to one another at their edges, -forming a hollow structure (40) between the foil sections (2, 3) by means of gas pressure differences at the foil surfaces, wherein the foil sections (2, 3) rest against surface structures (11, 12) of tool surfaces, which face one another, of the embossing and moulding tool (6), -removing the bipolar plate (4), formed from the foil sections (2, 3), from the embossing and moulding tool (6) after the foil sections (6) have solidified.
The invention relates to a frame-like underseal assembly (1) comprising two firmly joined-together films of plastic (1a) and having a first side (A) and a second side (C), wherein the films of plastic (1a) have a rectangular periphery (U) and, in the centre, a rectangular opening (2) for receiving a rectangular membrane-electrode unit (10), wherein the films of plastic (1a) also have multiple fluid-passage openings (3), and wherein, at least in partial regions of their periphery (U), an edge region (R) of the films of plastic (1a) is folded over by 180° onto the first side (A) and/or onto the second side (C). The invention also relates to an electrochemical cell (20), in particular a polymer-electrolyte fuel cell, comprising at least one such frame-like underseal assembly (1) and also a membrane-electrode unit (10) connected to the frame-like underseal assembly (1).
The invention relates to an adjusting unit of a steering column of a vehicle, in which steering column a steering shaft is mounted rotatably about a longitudinal axis and which steering column comprises a jacket unit (8) which has at least two jacket tubes (9, 10, 11) which are axially telescopic with respect to one another, a bearing assembly (1) being provided between the at least two jacket tubes (9, 10, 11), and the bearing assembly (1) being formed by at least one ball screw segment (1).
The invention relates to a wheel bearing unit (1) for a drive train of a vehicle, in particular a motor vehicle, having: a wheel bearing hub (5) with a first spur toothing (6), a joint cap (3) of a drive joint with a second spur toothing (7), a radially pretensionable element (10) which is accommodated in a recess (9) in such a way that, in an elastically unstressed state, it protrudes at least partially from the recess (9) in the radial direction (R), and an at least partially conical peripheral surface (15) which, in an at least partially assembled state of the wheel bearing unit (1), is arranged opposite the radially pretensionable element (10) in the radial direction (R), wherein the radially pretensionable element (10) and the at least partially conical peripheral surface (15) interact during assembly of the wheel bearing unit (1) in such a way that an axially acting force (17) is generated, which braces the wheel bearing hub (5) and the joint cap (3) against one another, wherein the radially pretensionable element (10) is non-round.
F16D 1/116 - Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling the interengaging parts including a continuous or interrupted circumferential groove in the surface of one of the coupling parts
64.
PARKING LOCK DEVICE FOR A TRANSMISSION HAVING A PARKING LOCK WHEEL AND METHOD FOR PRODUCING A ROLLER BOX OF A PARKING LOCK DEVICE
The invention relates to a parking lock device (1) for a transmission of a motor vehicle having a parking lock wheel, comprising a pawl (3), which is pivotably held on a pin (4) and is designed to interact with teeth of the parking lock wheel, and a roller box (5), which is disposed between a first side wall (6a) and a second side wall (6b) of the parking lock device (1) and can be linearly moved in order to actuate the pawl (3), wherein: the roller box (5) has at least a first roller (7a) and a second roller (7b) and a wall assembly (8) for holding and supporting the two rollers (7a, 7b); the wall assembly (8) is formed from a plurality of heat-treated sheet metal elements (8a, 8b, 8c, 8d); the sheet metal elements (8a, 8b, 8c, 8d) are form-fittingly interconnected. The invention also relates to a method for producing a wall assembly (8) of this type, wherein the wall assembly (8) is first formed from a plurality of sheet metal elements (8a, 8b, 8c, 8d) by form-fitting connection, and the wall assembly (8) is then subjected to a heat treatment in order to increase the strength.
The invention relates to a roller screw drive with a nut (1), at the inner circumference of which a nut thread (2) is formed wound about an axis, and with a spindle (3) that engages in the nut (1) and which has a spindle thread (4) and spindle-side tooth profiles (5), which are arranged axially on both sides of the spindle thread (4), and with rollers (6) which are distributed over the circumference and which are arranged in a ring space (7) delimited by the nut (1) and the spindle (3), the rollers (6) each being provided with a roller thread (8) and with two roller-side tooth profiles (9), which are arranged axially on both sides of the roller thread (8), which engages in the spindle thread (4) and in the nut thread (2), the roller-side tooth profiles (9) meshing with the spindle-side tooth profiles (5). The multi-part spindle (3) has a spindle shaft (10), to which there are applied a spindle sleeve (11) having the spindle thread (4), and also two sprockets (12), on both sides of the spindle sleeve (11), having the roller-side tooth profiles (9).
The invention relates to a bearing cap (1) for a wheel bearing (2) of a vehicle, comprising: a sensor receiving portion (4) that is configured to receive a sensor (7), and a fastening portion (5) that is configured to receive a fastening means (13) for fastening the sensor (7) on the bearing cap (1), wherein the sensor receiving portion (4) has a sensor receiving opening (6) that has, at an outer circumference, at least one spring portion (8) extending in the axial direction (A), which spring portion can be elastically deformed as seen in the radial direction (R) of the sensor receiving opening (6) and is configured to compensate tolerances between the sensor receiving opening (6) and the sensor (7). The invention also relates to a wheel bearing unit (14) having a bearing cap (1) according to the invention and a method (23) for installing a sensor (7) on a wheel bearing unit (14) according to the invention.
F16C 19/18 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
F16C 19/52 - Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
A blade assembly for a torque converter includes a shell defining an inner surface and a plurality of blades arranged around the inner surface of the shell. The plurality of blades each include a curved portion contacting the inner surface. The plurality of blades each further include a curved region axially spaced from the respective curved portion. The plurality of blades each further include an end extending from the respective curved portion to the respective curved region. Each end includes a notch arranged radially closer to the respective curved region than to the respective curved portion.
An improved seal assembly is disclosed herein that includes an outer cap, a ring, and a spring washer. The ring can be configured to repeatedly engage with a contact element defined on a bearing ring during rotation such that the ring vibrates, thereby promoting the removal of debris from the seal assembly.
F16C 33/78 - Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
F16C 19/18 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
The invention relates to a hydraulic control (1) of plate-form design, having a control plate arrangement (2) which comprises at least two control plates (3, 4), between which an intermediate element (5) is arranged, which has apertures and bears with a first sealing face against a first control plate (3) and with a second sealing face against a second control plate (4). In order to improve the hydraulic control (2) functionally and/or in terms of production, an electrical conductor device (35) is incorporated into the intermediate element (5).
F15B 13/08 - Assemblies of units, each for the control of a single servomotor only
F16H 61/00 - Control functions within change-speed- or reversing-gearings for conveying rotary motion
F16J 15/06 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
F16J 15/12 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
70.
COMBINED ELECTRIC MOTOR BEAM AXLE ASSEMBLY AND STEERING ACTUATOR
An electric vehicle module assembly including a steering actuator sub-assembly connected to a beam axle sub-assembly. The steering actuator sub-assembly provides multiple functions, including the inherent function of the steering actuator to improve the turning radius of the electric vehicle, as well as positioning the center of gravity of the electric vehicle module assembly in a more desirable position such that NVH issues are reduced for the electric vehicle.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
B62D 6/06 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to vehicle vibration dampening arrangements
The invention relates to a stator (1) for an electric machine, comprising a stator body (2) having a plurality of stator teeth (3) arranged distributed circumferentially and stator grooves (4) formed between the stator teeth (3) and extending through the stator body (2) in the axial direction, wherein electrical conductors (5) of a stator winding (6) are arranged in the stator grooves (4), the electrical conductors emerging from the end of the stator body (2) at least so as to form an end winding (7) and being able to be energized by means of an electrical contact-making element (8), wherein the contact-making element (8) comprises an electrically isolating base body (9), on and/or in which electrical contact-making conductors (10) run, the electrical contact-making conductors interconnecting the electrical conductors (5) on the end winding (7) and/or providing an electrical connection (17) for the purpose of energization, wherein the stator body (2) is formed from a plurality of layered stator sheets (11), and the stator body (2) has a plurality of fluid channels (12) through which a cooling fluid (13) can flow and which extend through the stator body (2) in the axial direction, wherein a plurality of the fluid channels (12) emerge from an end side (16) of the stator body (2) so as to form a respective opening (15), wherein the base body (9) has at least one opening (18) fluidically connected to at least one of the openings (15) of the stator body (2).
The invention relates to a stator (1) for an electric machine (2), in particular within a drive train (3) of a motor vehicle (4), wherein: the stator (1) is of cylindrical ring-shaped configuration and has a number of stator teeth (5) which, in the circumferential direction, between adjacent stator teeth (5), each define a stator slot (6) having two slot sidewalls (15) and a slot base (16), the stator slot extending in the radial direction and running in the axial direction through the stator (1), and into which slot an energizable winding (7) comprising a number of conductors (8) is inserted; the conductors (8) have two conductor portions (9a, 9b) which run in parallel in an axial extent, are arranged in the stator slots (6) and have a contour that deviates from the circular shape in cross-section, and exit from the stator (1) on an end side (14) of the stator (1) with in each case two free conductor ends (10) and form a winding head (11); and at least one of two radially adjacent conductor portions (9a, 9b) in a stator slot (6) is twisted along its longitudinal extent.
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 3/12 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
73.
METHOD FOR TRANSFERRING A WAVE WINDING INTO STATOR GROOVES
A method is used to transfer a wave winding (18), wire protrusions (16) of which are accommodated in radially outwardly open grooves (12) of a transfer tool/pull-in mandrel (10), into the radial grooves (22) of a stator (24), which are inwardly open, wherein the transfer tool (10) is first arranged centrally in the stator opening with grooves (12) aligned with the stator grooves (22), and by means of a drive cone (36, 38) an axial actuation movement is converted into a radially outwardly directed movement of pull-in fins (20) which are disposed radially inside relative to the wire protrusions (26) and thereby the wire protrusions (26) are transferred radially outward into the stator grooves (22). In order to improve the method, according to the invention two drive cones (36, 38) are provided, which are driven in opposite directions, and respective cone surfaces (42, 44) act on the pull-in fins (20), the inclinations of which cone surfaces (42, 44) are oriented oppositely.
An electric vehicle module assembly including a steering actuator sub-assembly connected to a beam axle sub-assembly. The steering actuator sub-assembly provides multiple functions, including the inherent function of the steering actuator to improve the turning radius of the electric vehicle, as well as positioning the center of gravity of the electric vehicle module assembly in a more desirable position such that NVH issues are reduced for the electric vehicle.
A bearing assembly, in particular for a converter, including a rolling bearing having an outer ring which is arranged in an inner housing, the inner housing being movable with respect to an outer housing in the axial direction of the rolling bearing by means of a two-row linear rolling bearing structure, and the rotational axes of all the rolling elements in each row of the linear rolling bearing structure lying in a common plane, and the two planes being at an oblique angle to one another. At least one anti-rotation element which engages in a mating contour in the outer housing is connected to the inner housing.
F16C 23/08 - Ball or roller bearings self-adjusting
F16C 19/38 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
A stator for an electric machine, in particular for use in a hybrid or fully electric drive train of a motor vehicle. The stator has a cylindrical opening which extends axially through the stator and on which a plurality of stator slots are present, the stator slots being arranged in a peripherally distributed manner and extending radially outward from an inner cylinder jacket surface of the cylindrical opening and being formed over the entire axial length of the stator. The, stator slots each have a slot base on the radially outer end thereof and an air gap to a rotor, which can be received in the cylindrical opening, on the radially inner end thereof. The stator windings have winding wires arranged in the stator slots and the stator windings are designed as a wave winding having a first winding mat and a second winding mat.
An electrical circuit arrangement includes an inverter, a driver circuit and a protective circuit. The inverter includes a plurality of inverter switching elements each having a drive connection. The drive connection of at least one inverter switching element is connected to the driver circuit via a first switching element of the protective circuit (6). A drive connection of the first switching element is connected to a circuit node, which is connected to a first potential via a resistor and to a second potential via a second switching element. The protective circuit comprises a comparison device, an input of which is connected to an operating voltage and a reference voltage and an output of which is connected to a drive connection of the second switching element so that, if the operating voltage deviates from the reference voltage, the second switching element is switched and the first switching element is switched due to one of the first potential or the second potential being applied to the circuit node as a result of the switching of the second switching element.
H02P 29/024 - Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
B60L 15/00 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
78.
BIPOLAR PLATE, ELECTROLYSER AND METHOD FOR PRODUCING A BIPOLAR PLATE
A bipolar plate (1), in particular for an electrochemical cell in the form of an electrolyser (10), comprises a metallic base body (2) and a perforated 3D-printing structure (3) located on the surface thereof, the porosity of which is dependent on the distance from the surface of the base body (2). A first layer (4) of the 3D-printing structure (3) adjacent to the base body (2) is formed as a coarse-pored stilt structure (7) comprising stilts (6) arranged at a distance from one another on the base body (2), whereas a second layer (5) of the 3D-printing structure (3) located on the first layer (4) is formed as a fine-pored lattice structure (8) that is thinner than the first layer (4) and is arranged parallel to the surface of the base body (2) continuously and covering the stilts (6).
The invention relates to an electromechanical actuator (1), comprising a screw drive (2, 8) in the form of a planetary rolling screw drive (2, 8), wherein the planetary rolling screw drive (2, 8) provided is a true-pitch screw drive having a driven cage (5), guiding a plurality of planets (4), and having a threaded spindle (2), wherein the threaded spindle (2) and/or the planets (4) is/are formed from a steel of the following composition: --- C: 0.4 to 1.5% by weight, --- Mn: 12.0 to 22.0% by weight, --- Cr: up to 4.0% by weight, --- Ni: up to 0.5% by weight, --- Cu: up to 0.3% by weight, --- V: up to 0.3% by weight, --- S: up to 0.3% by weight, --- P: up to 0.1% by weight, --- Si: up to 4.0% by weight, --- Al: up to 0.05% by weight, --- the remainder: iron and smelting-induced impurities, on the surface of which there is, at least in the region of a thread (3) produced by a forming process on the threaded spindle (2) and/or the planets (4), a finish produced by martensite precipitation and strain hardening.
The invention relates to a vehicle (2) having a drive arrangement (1), wherein the drive arrangement (1) has an electric drive machine (3) for generating a driving torque for the vehicle (2), wherein the drive arrangement (1) has a step-up gearing (4) for stepping up the driving torque, wherein the step-up gearing (4) has a gearing input (6) for receiving the driving torque and a gearing output (5) for outputting a stepped-up driving torque in the direction of the at least one driven wheel (7) of the vehicle (2) such that a driving torque path (103) from the drive machine (3) to the gearing output (5) and/or to the at least one driven wheel (7) is formed, with a brake device (10a, b, c), wherein the brake device (10a, b, c) can be brought into operative connection with the driving torque path (103) in order to bring a braking torque along a braking torque path (100a, b, c) onto the at least one driven wheel (7), wherein the brake device (10a, b, c) has a friction brake device with a temperature control fluid for lubricating and/or cooling the friction brake device.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60T 5/00 - Vehicle modifications to facilitate cooling of brakes
81.
LENGTH-ADJUSTABLE OPERATING UNIT AND STEER-BY-WIRE SYSTEM
The invention relates to a length-adjustable operating unit (1) for influencing a driving direction of a motor vehicle (2) by a user, in particular for use in a steer-by-wire system (3), comprising an actuatable telescopic pull-out system (4) having an inner casing tube (5), a central casing tube (7), which is arranged coaxially to the inner casing tube (5), and the central casing tube (7) at least partially surrounds the inner casing tube (5), and an outer casing tube (8), which is arranged coaxially to the central casing tube (7), and the outer casing tube (8) at least partially surrounds the central casing tube (7), wherein the central casing tube (7) is able to be offset axially relative to the outer casing tube (8), wherein the inner casing tube (5) is connected to an energy absorption element (9), which is arranged inside the central casing tube (7), such that, in the presence of a predefined triggering force acting in the retraction direction of the telescopic pull-out system (4), the inner casing tube (5) is offset with respect to the energy absorption element (9), which deforms under the action of force.
B62D 1/185 - Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
B62D 1/19 - Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
B62D 1/181 - Steering columns yieldable or adjustable, e.g. tiltable with power actuated adjustment, e.g. with position memory
82.
METHOD FOR DETERMINING A DIRECTION OF TRAVEL AND/OR A CHANGE IN POSITION AND/OR A SPEED OF A DRIVERLESS TRANSPORT VEHICLE, DRIVERLESS TRANSPORT VEHICLE AND DRIVERLESS TRANSPORT SYSTEM
A method for determining a direction of travel and/or a change in position and/or a speed of a driverless transport vehicle (1), which has an optical sensor (8) directed to a ground (10), on which the driverless transport vehicle (1) is traveling, wherein a) measurement data is acquired by means of the optical sensor (8), and b) the direction of travel of the driverless transport vehicle (1) and/or a change in position and/or a speed of the driverless transport vehicle (1) is/are determined by an evaluation unit (6) in the driverless transport vehicle (1) based on the acquired measurement data. A driverless transport vehicle and a method for operating a driverless transport vehicle are also provided along with a driverless transport system.
A bearing assembly includes an inner ring and an outer ring arranged coaxially with the inner ring. A first axial washer and a second axial washer are axially spaced from each other. A central ring is disposed radially between the inner ring and the outer ring and axially between the first axial washer and the second axial washer. Four rows of rolling bodies are provided. The rolling bodies in each row are engaged with the central ring. Each of the inner ring, the outer ring, the first axial washer, and the second axial washer are engaged with the rolling bodies of one respective row.
A shunt assembly for an open bearing including an annular shunt device having a plurality of through slots for passing lubricant and the annular shunt device being configured to engage a first bearing ring, a clamping ring seated against a second bearing ring within an inner diameter of the annular shunt device. The shunt assembly also includes a carbon fiber layer seated against a radially inner surface and an axially outer surface at least two surfaces of the clamping ring, the carbon fiber layer contacting the annular shunt device and a bracket partially enclosing the carbon fiber layer against the clamping ring, the bracket being configured to engage the second bearing ring, wherein the annular shunt device, the bracket, and the carbon fiber layer are configured to provide an electrically conductive pathway between the bearing rings.
H02K 11/40 - Structural association with grounding devices
H02K 5/173 - Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
85.
VEHICLE WITH BRAKE DEVICE AND METHOD FOR OPERATING THE VEHICLE
The invention relates to a vehicle (2) with a drive arrangement (1), wherein the drive arrangement (1) has an electric drive machine (3) for generating a driving torque for the vehicle (2), with a friction brake (17) for braking the vehicle (2), with a brake device (10a, b, c) for generating a braking torque for the vehicle (2), wherein the brake device (10a, b, c) is designed as a complementary brake and/or as a supplementary brake device to the friction brake (17), wherein the brake device (10a, b, c) is designed as an encapsulated friction brake device, and wherein the vehicle (2) has a brake management device (19) for controlling the friction brake (17) and the brake device (10a, b, c), wherein the brake management device (19) is designed to realize a comfort braking state, wherein, in the comfort braking state, the main braking deceleration of the vehicle is provided by the brake device (10a, b, c) in order to bring the vehicle (2) to a standstill.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
The invention relates to a drive arrangement (1) for a vehicle (2), comprising an electric drive machine (3) for generating a drive torque for the vehicle (2), comprising a step-up gear mechanism (4) for stepping up the drive torque and for outputting a stepped-up drive torque in the direction of at least one driven wheel (7) of the vehicle (2), and comprising a brake device (10) for generating a braking torque on the at least one driven wheel (7) via a braking torque path (100), wherein the braking torque path (100) runs across the step-up gear mechanism (4) and wherein the brake device (10) is arranged upstream of the step-up gear mechanism (4) in the braking torque path (100) .
The invention relates to a braking device (10a, b, c) for a drive assembly (1) of a vehicle (2) having an input shaft (28), having a brake, wherein the brake has a first braking partner (51a) and a second braking partner (51b), wherein the first braking partner (51a) is arranged in a stationary manner in the braking device (10a, b, c), and having a brake coupling device (39a, b, c), wherein the input shaft (28), the brake and the brake coupling device (39a, b, c) form sub-portions of a torque path (106) through the braking device (39a, b, c), wherein the brake coupling device (39a, b, c) has a first coupling partner (46a) and a second coupling partner (46b), wherein, in a coupling state, the brake coupling device (39a, b, c) rotationally fixedly couples the coupling partners (46a, b) to one another in order to close the torque path (106), and, in a release state, decouples the coupling partners (46a, b) in order to open the torque path (106), wherein one of the coupling partners (46a, b) is connected to the input shaft (28) for rotation therewith.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
A bearing assembly includes an inner bearing ring, an outer bearing ring and rolling bodies located between the inner bearing ring and the outer bearing ring. A gap is defined by a radially outer surface of the inner bearing ring and a radially inner surface of the outer bearing ring. The radially inner surface of the outer bearing ring includes a first radial surface portion that is offset a greater distance from a center of the bearing than a second radial surface portion. The first and second radial surface portions are connected by a sloped surface. A sealing arrangement located in the gap. The sealing arrangement includes a first annular body including an elastomeric sealing protrusion to contact the sloped surface of the outer bearing ring.
F16C 33/78 - Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
F16C 19/16 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
A method for producing a rolling bearing component includes providing a rolling bearing component formed from a rolling bearing steel, heating the rolling bearing component to form an austenitic microstructure, and cooling the rolling bearing component in a warm salt bath to a temperature below a martensite start temperature of the rolling bearing steel. The rolling bearing component has a wall thickness or a diameter of at least 85 mm at at least one point and includes a martensitic microstructure in an edge layer region and a microstructure consisting of pearlite or upper bainite in a core region after the cooling. A rolling bearing component produced by the method and a rolling bearing comprising the rolling bearing component are also disclosed.
F16C 19/04 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
B21D 53/10 - Making other particular articles valve seats or the like
C21D 9/40 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for bearing races
C21D 1/18 - Hardening; Quenching with or without subsequent tempering
A high-voltage terminal for a stator, including: —three bus bars for electrically connecting the HV terminal to power electronics; and —a star bar; wherein each of the three bus bars has a current input element and at least n parallel current output elements, and the star bar has at least 3n current input elements, n being greater than or equal to 4, and wherein, within the HV terminal, the bars are stacked one on top of the other to form a bar stack and are arranged such that they are electrically insulated from one another by at least one plastics element, more particularly are electrically insulated from one another in a plastics element, and preferably are embedded therein.
A drive unit for a robot, having an input shaft, an input shaft drive motor and a strain wave gear mechanism for transmission to an output shaft. The strain wave gear mechanism has a wave generator which is operatively connected to the input shaft, a flexible ring and a toothed ring are connectable to the output shaft, a first sensor for detecting an angular position of the input shaft and a second sensor for detecting the angular position of the output shaft. In order to allow the drive unit to precisely adjust the angular position of the output shaft to each setpoint angular position, the drive unit has a third sensor for detecting an expansion of the flexible ring. A robot having such a drive unit and a method for precisely adjusting the angular position of the output shaft are also provided.
A bearing assembly includes an inner bearing ring, an outer bearing ring and rolling bodies located between the inner bearing ring and the outer bearing ring. A gap is defined by a radially outer surface of the inner bearing ring and a radially inner surface of the outer bearing ring. The radially inner surface of the outer bearing ring includes a first radial surface portion that is offset a greater distance from a center of the bearing than a second radial surface portion. The first and second radial surface portions are connected by a sloped surface. A sealing arrangement located in the gap. The sealing arrangement includes a first annular body including an elastomeric sealing protrusion to contact the sloped surface of the outer bearing ring.
F16C 33/78 - Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
F16C 19/18 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
93.
METHOD FOR CALIBRATING A TORQUE SENSOR SYSTEM FOR A TRANSMISSION
The present invention relates to a method for calibrating a torque sensor system for a transmission (1). The transmission (1) can have an elastic transfer element (2), and furthermore, a sensor (3) of the torque sensor system can be arranged on the elastic transfer element (2). Furthermore, the method can comprise detecting at least one measurement signal (S1, S2) by means of the sensor (3) of the torque sensor system. In addition, in a further method step, a torque (B) can be determined from the at least one measurement signal (S1, S2) by means of a mathematical model. In further method steps, a total shaft rotation (T1) can be determined from the at least one measurement signal (S1, S2) and a total load torque (T2) can be determined from the torque (B). The mathematical model can be calibrated based on the total shaft rotation (T1) and the total load torque (T2). The present invention also relates to a transmission system, comprising a transmission (1), an elastic transfer element (2) and a torque sensor system having a sensor (3) and a mathematical model.
The invention relates to a water electrolyzer and a manufacturing method for a water electrolyzer. The water electrolyzer includes a plurality of bonded plate units arranged in a first direction, each of the plurality of bonded plate units including at least one polar plate and at least one porous transportation layer arranged in the first direction. In each of the plurality of bonded plate units, each of the at least one polar plate is connected to one of the at least one porous transportation layer adjacent thereto through vacuum pressure diffusion bonding. The water electrolyzer and the manufacturing method of the invention have improved performance.
A K0 clutch includes a housing, a piston, and an apply chamber. The housing includes an axial wall and a port extending radially outward from the axial wall. The piston includes a seal engaged with the axial wall. The piston is axially slidable relative to the axial wall. The apply chamber is disposed between the piston and the housing. The apply chamber is selectively fluidly communicable with the port based on a pressure in the apply chamber.
A stator including a stator core and a winding. A wire of the winding is continuously wound in a wave shape in the circumferential direction, a number of wound layers is 2N, a number of phases is S, a number of poles of each phase winding is 2P. The stator core is formed with 4×S×P slots; the winding per phase per pole includes two wire groups; each wire group has two wires wound in parallel in adjacent slots; the pitches of the wire groups during winding include a normal pitch and a jumper pitch; the normal pitch has alternate first and second pitches; the jumper pitch includes a third pitch and a fourth pitch; each wire group uses one jumper pitch after every P−1 normal pitches in a same layer; and the jumper pitch causes the two wires in a same wire group to be transposed in the circumferential winding direction.
The present invention provides a matching method for power wheel modules and PEUs, an apparatus, and a storage medium, the method comprising: an acquisition step for acquiring offsets of position/angle sensors of power wheel modules, wherein the power wheel modules have been mechanically mounted to corresponding wheels according to a preset condition; an identification step for identifying the positions of motors of the power wheel modules according to the acquired offsets; and a configuration step for configuring, according to the identified positions of the motors, communication identifiers to be used by PEUs and the rotation directions of the power wheel modules. Thus, the development cost for software programs can be reduced, and the workload of software program configuration and maintenance can be reduced, and the efficiency of configuration, loading and maintenance of software programs can be improved.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60L 15/38 - Control or regulation of multiple-unit electrically-propelled vehicles with automatic control
98.
CENTRIPETAL GUIDE DEVICE FOR FLUID, AND POWER SYSTEM FOR VEHICLE
Provided is a centripetal guide device for a fluid. The device comprises: a main body portion (11), wherein the main body portion has an annular shape, with an intake hole (11h) being formed therein; and a plurality of guide portions (12), wherein the guide portion (12) is fixed on a peripheral surface of the main body portion (11) and protrudes from the peripheral surface towards a radial outer side. The guide portion (12) is provided with an opening (12p) and a passage (12h), the opening (12p) being opened towards one side in a circumferential direction, and the passage (12h) extending from the opening (12p) to the intake hole (11h). A radial outer wall surface of the passage (12h) extends in a curve from the opening (12p) towards the intake hole (11h), and is used for guiding a fluid flowing from the opening (12p) to the intake hole (11h) during the rotation of the centripetal guide device (1) for a fluid. The centripetal guide device for a fluid of the present application can achieve the centripetal guide function of a fluid, such as oil, by using a relatively simple structure. Further provided is a power system for a vehicle, the power system comprising the centripetal guide device for a fluid.
The invention relates to a rolling bearing assembly (1) for an electrically operable drive train (2) of a motor vehicle (3), comprising a shaft (6) which is rotatably mounted by means of a first angular contact roller bearing (4) and a second angular contact roller bearing (5), wherein the first angular contact roller bearing (4) comprises a first inner race (7), which is connected to the shaft (6) for conjoint rotation, and a first outer race (8), between which first cylindrical rolling bodies (10) arranged at a first contact angle (9) are accommodated and roll on a first inner race track (11) of the first inner race (7) and on a first outer race track (12) of the first outer race (8), and the second angular contact roller bearing (5) comprises a second inner race (13), which is connected to the shaft (6) for conjoint rotation, and a second outer race (14), between which second cylindrical rolling bodies (16) arranged at a second contact angle (15) are accommodated and roll on a second inner race track (17) of the second inner race (13) and on a second outer race track (18) of the second outer race (14), and wherein the first angular contact roller bearing (4) and the second angular contact roller bearing (5) are axially spaced apart from each other and are substantially not axially prestressed.
F16C 19/36 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
F16C 19/54 - Systems consisting of a plurality of bearings with rolling friction
Proposed is a bearing arrangement, comprising: a rotation-translation converter (28) that includes an axially positionally fixed, rotating first component and a second component that is axially movable by rotation of the first component; a support component; and an axial bearing (1) via which the rotating first component is supported on the support component, wherein the axial bearing (1) is a needle bearing that has only one cage (2), wherein the cage (2) has multiple first pockets (5) which are populated with needles and have a first root circle diameter (F1), and multiple second pockets (6) which are separate from the first pockets (5), are populated with needles and have a second root circle diameter (F2), wherein the second root circle diameter (F2) is greater than the first root circle diameter (F1).
F16C 19/30 - Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly
F16C 19/48 - Needle bearings with two or more rows of needles
F16C 33/48 - Cages for rollers or needles for multiple rows of rollers or needles
F16C 33/54 - Cages for rollers or needles made from wire, strips, or sheet metal
