Abstract: A speed reducer for a powertrain includes a reduction device having a first toothed wheel able to be rotated about a first axis of rotation. The first toothed wheel includes an annular groove located about the first axis of rotation on a flank of the first toothed wheel. A deflector including a ramp for guiding a lubricant, a portion of the ramp being located inside the annular groove of the first toothed wheel.

Abstract: A battery of a mobility machine, including an end arrangement having at least one outer element and one inner element which are arranged to form, in the assembled state, a cellular structure. The inner element has a wall arranged to be in contact with a cell of the battery. A channel for circulating coolant originating in the cells cooperates with a passage in the end arrangement.

Abstract: A blocking mechanism includes a mobile pawl mounted with the ability to pivot between a locking position and a release position. The mobile pawl includes a cam surface, a pushing device including a cam follower able to move on the cam surface in order to move the mobile pawl from the release position to the locking position, and an actuating lever moving the pushing device and including a first notch and a second notch. A positioning member engages in the first notch in the locking position and in the second notch in the release position. The positioning member includes a first fixing surface and a second fixing surface which are offset from one another axially.

Abstract: A speed reducer for a powertrain includes, in an orthogonal frame of reference: a reduction device including a first shaft extending along a first axis of rotation and coaxially carrying a first toothed wheel, and a housing with a hollow shape including a base and a peripheral wall integrally formed with the base, the peripheral wall partially surrounding the reduction device. Also included is a lubricant receiving and distributing collector arranged in the housing between the peripheral wall and the first axis of rotation. The lubricant receiving and distributing collector includes a first reservoir and a second reservoir which are arranged on either side of the first toothed wheel.

Abstract: A torsion damper for a vehicle powertrain includes a first element rotatable about an axis, a second element rotatable with respect to the first element about the axis. The second element includes first and second axially spaced lateral washers mounted coupled in rotation. The first element includes an intermediate disc arranged axially between the lateral washers. Springs are mounted between the first and second element to allow relative rotation between the first and second element. A first friction device includes a first friction washer arranged between the first lateral washer and first element, and a first elastic washer arranged axially between the first element and the first friction washer. A second friction device includes a second friction washer arranged between the second lateral washer and the first element, and a second elastic washer arranged axially between the first element and the second friction washer.

Abstract: A parking lock device for a vehicle includes a main actuator of an electromagnetic type and a blocking actuator of an electromagnetic type. The blocking actuator includes a blocking plunger configured on the one hand to cooperate, in at least one blocking position, with the main plunger and on the other hand to disengage from the main plunger in an unlocked position. An anti-rotation device is configured to prevent rotation of the main plunger on itself.

Abstract: A clutch mechanism for a motorized vehicle includes a cover, a pressure plate coupled in rotation with the cover and movable axially relative thereto, and a diaphragm spring bearing against the cover and the pressure plate. The diaphragm spring is held in axial preload against the cover by a support washer provided with axial protuberances passing through the diaphragm spring and the cover. Each axial protuberance has an axial stop able to transmit the axial preload force to the cover. A plurality of elastic segments, distributed angularly about the axis of rotation (X) of the clutch mechanism, exert the axial preload on the diaphragm spring.

Abstract: The invention relates to a transmission system for a motor vehicle including a first element and a second element movable in rotation with respect to each other about an axis X, and a coupling device which includes a first coupling part which is locked in rotation with the first element and movable with respect thereto between a coupled position and a decoupled position. Also included is a disk having a fixing region which is fixed axially to the first coupling part. The disk includes an annular portion forming a target and at least one elastic return portion which is configured to elastically return the first coupling part to the decoupled position. A sensor which is arranged facing the annular portion of the disk.

Abstract: An actuation device for a transmission system includes an electric motor capable of being fastened to an actuation housing, and a speed reduction device kinematically linked to the rotor of the electric motor and an output shaft of the speed reduction device having a first axis of rotation. An actuation fork is rigidly connected to the output shaft of the speed reduction device for rotation therewith and includes an actuation end that is radially offset relative to the first axis of rotation. The actuation fork is capable of pivoting through a first angular sector in the actuation housing.

Abstract: A differential drive device for a transmission system for a motor vehicle, having an axis of rotation (X) includes a planet carrier supporting engagement toothing, notably axial engagement toothing. An output ring gear is rotatable about the axis of rotation and supporting engagement toothing, notably radial engagement toothing. An axially movable blocking sliding gear is provided with engagement toothing, notably radial engagement toothing, and an axially movable connection sliding gear is provided with engagement toothing, notably axial engagement toothing. The connection sliding gear and the blocking sliding gear are movable in order to assume three axial positions: a disconnected position, a connected position, and a blocked position.

Abstract: A gear-shifting device for a mobility machine is disclosed herein. The gear-shifting device includes a selection shaft in which are arranged a shuttle, a worm screw, and a guide tube in which the worm screw is positioned.

Abstract: A vibration damping device for an automotive vehicle includes a torque transmission plate, two rotatably connected guide elements that are coaxial along an axis of rotation and positioned on either side of the torque transmission plate, and helical compression springs bearing on the torque transmission plate and the guide elements by means of seats positioned on the ends of the springs. Each seat includes a frontal face suitable for interacting with the end of the springs, comprising a centring flange, the centring axis of which is coincident with the axis of the springs. A dorsal face defines a geometric plane backing onto the frontal part, and an indentation extending inwards from the dorsal face.

Abstract: A gearshift device for a mobility device includes a selection shaft in which there are housed a shuttle and a worm, three input pinions configured so as to turn freely around the selection shaft, and three output pinions that rotate as one with a hollow shaft. A gearshift actuator is arranged so as to displace the shuttle along the worm between three positions and to engage a selected gear ratio. The device includes at least a series of three pawls positioned one after another along the longitudinal axis of the selection shaft, each pawl being associated with a lifter device allowing the pawl to be lifted by the shuttle and engage the gear ratio selected via the input and output pinions.

Abstract: A transmission mechanism with internal lubrication, including a speed reduction device having at least a first transmission shaft extending along a first axis of rotation and coaxially bearing a first gear wheel, and a hollow casing including a base and a peripheral wall integrally formed with the base, the peripheral wall partially surrounding the speed reduction device. A lubricant receiving and distributing collector is positioned in the casing between the peripheral wall and the first axis of rotation. The lubricant receiving and distributing collector includes at least a bottom, an outer perimeter and an additional collecting device connected to the outer perimeter, the additional collecting device bearing on the peripheral wall and/or the base of the casing.

Abstract: A disconnect module for engaging/disengaging a first component from a first shaft includes a clutch member rotatably mounted on the first shaft, a drive member axially arranged between the first component and the clutch member and connected to the first component. The clutch member can reciprocate axially to engage/disengage from the drive member. A reset assembly applies pressure to the clutch member towards a disengagement direction for disengaging from the drive member, and an actuator including an action end that can reciprocate axially. A pressing assembly configured to connect the action end with the clutch member, so under the pressure applied by the reset assembly, one reciprocating movement of the action end brings the clutch member from a disengaged state to an engaged state and maintains the engaged state until a next reciprocating movement of the action end brings the clutch member from the engaged state to the disengaged state.

Abstract: A differential module having a first axis of rotation and including a planet carrier, a planet pinion pivotably mounted on the planet carrier, and a first and a second sun gear pivoting about the first axis of rotation. Also included are a first and a second wheel-driving half-shaft, the first wheel-driving half-shaft being rotationally connected to the first sun gear, and a sliding sleeve able to move between two axial positions. A first connection by means of collaborating shapes is created between the sliding sleeve and the second sun gear. The first connection by means of collaborating shapes is configured so that the sliding sleeve is permanently rotationally connected to the second sun gear and slides axially between the two axial positions.

Abstract: A differential module having a first axis of rotation and including a planet carrier, a planet pinion pivotably mounted on the planet carrier, and a first and a second sun gear pivoting about the first axis of rotation. Also included is a first and a second wheel-driving half-shaft, the first wheel-driving half-shaft being rotationally connected to the first sun gear. A sliding sleeve is configured to occupy, selectively, four axial positions for the coupling of the differential module.

Abstract: A transmission mechanism for a gearbox includes a first shaft, a first driven wheel rotatably guided on the first shaft, a switching mechanism and a freewheel device. The freewheel device includes a locking member rotatably interacting with the first shaft and with the first driven wheel. The first driven wheel includes first teeth that rotatably interact with second teeth of the switching mechanism in a first engaged position and do not rotatably interact with the second teeth in a second disengaged position. The first teeth and the second teeth at least partially axially cover the locking member in the first engaged position.

Abstract: A torsion damping device includes: a first coaxial part and a second coaxial part, springs acting circumferentially between the first coaxial part and the second coaxial part, and a plurality of seats, in which at least one of the seats is a seat that can be mounted in a first orientation and in a second orientation, this seat being a worn seat mounted in the second orientation and exhibiting traces of wear caused by previous use in the first orientation.

Abstract: A hydraulic pump with a drive motor, a wet chamber, at least one printed circuit board which carries electronic or electrical components for controlling the drive motor and is located in the wet chamber, and an evaluation unit and at least two electrodes which are located on the printed circuit board in the wet chamber. The evaluation unit can detect a change in the capacitance of a capacitor formed by the two electrodes.