Abstract: A system for thermally managing a transmission having a transmission heat exchanger, wherein the transmission is coupled to an engine having a block and a head. A closed cooling circuit is provided to flow coolant through the system. A block output valve is provided for receiving coolant exiting the block and having a first outlet in fluid communication with the transmission heat exchanger and a second output connected to a bypass. Thermosensors may also be provided to determine the temperature of the block and the transmission. A system having a controller to thermally manage a transmission is also provided. A method of thermally managing a transmission is also provided.

Abstract: A torque converter including: a sealed liquid-tight fluid-containing chamber; an impeller clutch; and at least one piston for the clutch forming a part of the chamber. A torque converter including: first and second fluid-containing chambers; a torque converter clutch; a piston plate for the clutch having a one-way opening and forming part of the first chamber. The first chamber is liquid-tight for pressure levels greater than in the second chamber. During torque converter mode, fluid flows from a torus through the second chamber and one-way opening into the first chamber. A multi-function torque converter including: an impeller clutch; at least one impeller piston plate; a plate; and a fluid-containing chamber. The chamber is at least partially formed by a combination of one or more of the impeller plates and the plate and the combination is at least indirectly connected to balance axial forces generated by pressurization of the chamber.

Abstract: A hybrid vehicle includes an engine drivingly connected to a first pair of drive wheels by a transmission. A first motor generator is coupled to the engine to provide drive torque to the transmission for driving the first pair of drive wheels. A second motor generator is drivingly connected to a flywheel by a planetary gear system. The planetary gear system is connected to a second pair of drive wheels.

Abstract: A clutch including a reaction plate configured to exert a compression force. The clutch further includes a friction plate having a surface opposing the reaction plate. A friction material layer has a first surface attached to the surface of the friction plate, and a second surface opposing the reaction plate. The second surface of the friction material layer has a plurality of dimples formed therein. Further, a lubrication fluid is disposed between the reaction plate and the friction material layer for transferring the compression force and providing a lubrication layer between the reaction plate and the friction plate.

Abstract: A clutch mechanism includes a coil of wire for producing an electromagnetic field, a locking ring secured against rotation within a case or housing, a gear engageable with the locking ring, and a lever that pivots in response to the electromagnetic field produced by energizing the coil causing the locking ring to engage the gear and hold the gear against rotation.

Abstract: A torque converter, including: a cover arranged to receive torque from an engine; a centering flange fixedly connected to the cover and including a radially outwardly facing surface; a turbine; and a vibration damper with a first input component and a flange arranged to contact and engage an input shaft for a transmission to transmit torque to the input shaft. The torque converter includes: a torque convert clutch including a piston plate fixedly connected to the first input component, the piston plate including: a radially innermost distal end arranged to at least indirectly engage the input shaft; and a radially inwardly facing surface at least indirectly engaged with the radially outwardly facing surface.

Abstract: A parking lock device of a gearbox is provided. The device includes a gearbox shaft, a gearbox housing, a locking ring which may be displaced axially along the gearbox shaft, a control ring which may be moved axially relative to the locking ring and the gearbox shaft. A movement of the control ring relative to the locking ring axially along the gearbox shaft causes an axial movement of the locking ring axially along the gearbox shaft, and the control ring displaces the locking ring in an activated state axially along the gearbox shaft to a predetermined axial position along the gearbox shaft. The gearbox shaft, the gearbox housing and the locking ring are designed and adapted to one another in such a way that in an activated state of the locking ring there is a positive engagement between the gearbox shaft, the gearbox housing and the locking ring.

Abstract: The invention relates to a freewheel hub for a bicycle including an axle and housing rotatably mounted thereon. A sprocket arrangement is mounted on the hub axle and a freewheel is arranged between the hub and the sprocket arrangement. The freewheel has a first coupling ring which couples to the hub and a second coupling ring which couples to the sprocket arrangement. The first and second coupling rings have respective tooth systems facing one another which are arrangeable into and out of mutual torque-transmitting engagement.

Abstract: Embodiments of the present invention provide a motor vehicle having: a prime mover; first and second groups of one or more wheels; and a driveline to connect the prime mover to the first and second groups of one or more wheels such that the first group of one or more wheels and not the second group may be driven by the prime mover when the driveline is in a first mode of operation and both the first and second group of one or more wheels may be driven by the prime mover when the driveline is in a second mode of operation, the driveline including an auxiliary portion comprising a first releasable torque transmitting means, a prop shaft and a second releasable torque transmitting means, the first releasable torque transmitting means being operable to connect a first end of the prop shaft to the prime mover, the second releasable torque transmitting means being operable to connect a second end of the prop shaft to the second group of one or more wheels, the vehicle further comprising control means operable to co

Abstract: A clutch actuator for a vehicle includes a lifting member having a first end connected to a power generator, a middle portion provided with a hinge point, and a second end formed with an inclined plane, the lifting member being linearly moved by receiving a power from the power generator; a guide member provided at one side of the second end of the lifting member to rotate the second end of the lifting member around the hinge point as the lifting member is linearly moved while the inclined planes are supported; and a lever provided at one side of the lifting member and having a first end thereof supported by a clutch housing and a second end rotating around the first end by being pressed by the lifting member according to the movement/rotation of the lifting member, to engage with or release a clutch.

Abstract: In a driving force transmission apparatus, an oil inlet portion for introducing hydraulic fluid from one of spaces to the other one of the spaces is formed, and an apparatus case has an oil outlet portion for delivering the hydraulic fluid from the other one of the spaces to an outside of the other one of the spaces with an oil delivery capacity lower than an oil introducing capacity of the oil inlet portion. A pressure regulation valve for bringing the oil inlet portion into an open state upon reception of hydraulic pressure higher than or equal to a predetermined pressure from hydraulic fluid is arranged at the oil inlet portion.

Abstract: The present disclosure relates to a vehicle transmission clutch assembly with squawk reduction techniques, having: a clutch component configured to rotate with respect to a transmission shaft; and a plurality of multi-directional mass dampers coupled to the clutch component, configured to alter a mode of vibration for the clutch component during clutch engagement.

Abstract: A dog clutch control apparatus for an automated transmission includes a dog clutch transmission mechanism including a clutch ring, a clutch hub, a sleeve, an axial driving device, a dog clutch portion, a stroke position sensor, and a spline of the sleeve including high teeth and a low tooth, the dog clutch portion including clutch front teeth and clutch rear teeth, wherein in a rotation adjustment range, a control apparatus controls a thrust load of the axial driving device so that a first thrust load is applied to the sleeve, and the first thrust load generates a relative rotation between the sleeve and the dog clutch portion against a frictional force generated by contact between an end surface of each of the high teeth and a front end surface of each of the clutch rear teeth.

Abstract: A double clutch which has two friction clutches, a central pressure-exerting plate and two pressure plates that are axially movable relative to the pressure-exerting plate with the interposition of friction linings of two clutch disks, which mesh with each transmission input shaft, of actuating devices. Here, the pressure plates are acted on by transmission elements by the actuating devices directly without a lever action. Furthermore, for cooling and lubrication of actuating devices and transmission elements, an annular chamber with an increase in fluid volume can be formed.

Abstract: A power transmitting apparatus may include: an electric supplementary drive unit; a torque converting device having first, second, and third rotation elements, wherein the first rotation element is connected to the electric supplementary drive unit, the second rotation element is connected to an engine, and the third rotation element is operated as an output element; a first input shaft directly connected to the second rotation element, and a second input shaft directly connected to the third rotation element; a direct coupling device selectively connecting two rotation elements among the first, second, and third rotation elements, a first speed output unit having first and second synchronizer modules, and a second speed output unit having third and fourth synchronizer modules; and a reverse speed device having an idle gear and engaging to any one input gear on the first and second input shafts.

Abstract: The present disclosure provides a disconnect mechanism for removably coupling an input member and an output member to one another. The mechanism includes a drive member configured to be rotationally driven and a driven member rotationally coupled to the drive member. A collar is rotatably coupled to the driven member, where rotation of the drive member induces rotational and longitudinal movement of the collar along the shaft. The mechanism further includes a coupler member coupled to the collar such that the coupler member is adapted to be removably coupled to the input member and output member. As the collar moves along the longitudinal shaft, the coupler member moves longitudinally between a first position in which the input member and output member are coupled and a second position in which the input member and output member are decoupled from one another.

Abstract: A powertrain for a machine may include a flywheel and a drivetrain having multiple configurations to permit the flywheel to be mechanically connected both upstream and downstream of a transmission. A bypass clutch may be used to selectively couple the flywheel directly to the engine, while a flywheel clutch may be used to selectively couple the flywheel directly to a lower powertrain. In both upsteam and downstream modes of operation, the transmission is bypassed to increase flywheel energy storage and use, as well as expanding the functionality of the flywheel.

Abstract: A clutch apparatus including a compressive force boosting member for biasing a presser plate in a direction to compress friction plates between a pressure bearing plate and the presser plate upon accelerated rotation of a clutch inner member. A movable cam member is formed independently wherein the machinability thereof is enhanced. A compressive force boosting member includes a cam mechanism. The movable cam member is separate from a clutch inner member and a movable spring retainer member for movement independent of said clutch inner member in response to accelerated rotation of the clutch inner member. A pressure bearing plate is fixed to a clutch inner member rotatable relatively to an output shaft. A plurality of bosses extending through a presser plate have respective ends affixed thereto. A back torque limiter member has a cam mechanism disposed between a clutch inner member and an output member.

Abstract: A vehicle has a drive train comprising a drive unit, a hydrostatic-mechanical power-split gear unit operatively connected to the drive unit and an output, and at least one braking device. An additional actuating device is allocated to the braking device and is operatively connected with a power request element and/or a driving direction selection element. Upon the presence of a deceleration of the vehicle requested by the driver through the power request element and/or the driving direction selection element and, the braking device is actuated to an extent that initiates a braking torque in the drive train. Upon the presence of a requested deceleration of the vehicle, a driving torque on the side of the drive unit is provided in the area of the output for a braking device that is not actuated by the driver. If the rotational speed of the drive unit exceeds a defined threshold of rotational speed, the braking device is operated to an extent that initiates a braking torque in the drive train.

Abstract: A ratchet pulley includes a housing, a hub, an annular pulley and a selection device. The housing has two openings for a rope to go into and go out of the housing. The hub is received in the housing and reciprocally movable between an upper position and a lower position. The annular pulley is received in the housing and rotatable on the circumference of the hub. The rope is wound over the annular pulley. The selection device is disposed in the internal space of the hub and has a rotatable rod exposed to outer side for selecting whether the rotational direction of the annular pulley is limited or not limited or is limited when the rope is pulled and the annular pulley is loaded.