Clutches and power-stop control inventions 01/06

20060016653 - Hydrodynamic actuating device for construction machines: A hydrodynamic actuating device has one prime mover, one torque converter and one rear-mounted transmission and is especially adequate for construction machines of wide range of motion such as wheel loaders. For limiting the maximum traction, one primary clutch (16) and one converter bridging clutch (WK) are both coordinated with...

20060016654 - Fluid transmitting device with lock-up clutch: In a fluid transmitting device, a plurality of first power transmission claws are inserted between adjacent ones of damper springs and secure to a clutch piston; and a plurality of second power transmission claws are inserted between adjacent ones of the damper springs so as to face the first power...

20060016655 - Lock-up mechanism for torque converter: A lock-up mechanism for a torque converter comprising a lock-up clutch secured thereto with a friction liner having a friction surface, and a front cover having an engaging surface adapted to be engaged with the friction surface, is wherein either the friction surface or the engaging surface is formed therein...

20060016656 - Drive train and method for controlling a drive train: The invention relates to a method for controlling a drive train (40) of a motor vehicle (42), to a method for controlling a clutch device (46), and to a drive train of a motor vehicle (42), said drive train (40) being operated in a first operating mode, the normal load...

20060016657 - Clutch having a variable viscosity fluid: A clutch (A,B) includes a cam (20,70) and a rotor (22,74), both of which revolve around a common axis (X). The cam has a camming surface (30,72) provided with lobes (32), whereas the rotor carries pistons (26,80) which bear against the camming surface of the cam. The pistons project from...

20060016658 - Ratcheting mechanism: A ratcheting mechanism for a hand-held tool is provided. The mechanism includes a housing having a central opening and a pair of slots disposed on opposite sides of the opening. Each slot has an arcuate or circular end portion opposite the central opening which circumscribes an arc of greater than...

20060016659 - One-way clutch: In a one-way clutch comprising an inner ring and an outer ring radially spaced apart from each other, and disposed concentrically with each other for rotation relative to each other and having annular raceway surfaces, a torque transmitting member disposed between the inner ring and the outer ring for transmitting...

20060016660 - Apply piston for a power transmission and method of forming a transmission: An apply piston for a torque-transmitting mechanism in a power transmission includes a first circumferential periphery and a second circumferential periphery radially inward of the first circumferential periphery and axially displaced therefrom. The apply piston has a generally radially-extending face between the two peripheries. The two peripheries and the radially-extending...

20060016661 - Device for operatively connecting an internal combustion engine to a transmission: A device for producing an operative connection between an internal combustion engine of a motor vehicle and a downstream transmission is described. The device is a substitute for a torque converter and can be designed as a wet clutch or a torsion damper. The installation space between the internal combustion...

20060016662 - Method for adjusting an incremental path measurement unit in an actuation device of a pressure-closed clutch as well as an actuation device: Actuation devices are disclosed for a pressure-closed clutch where the position of an actuation member is acquired by an incremental sensor. In an embodiment of the actuation device, the signal of the incremental sensor is acquired in case of a sudden change in the power consumption of an actuator and...

20060016663 - Throwout bearing lever with dynamic adjustable weight assembly: A throwout bearing lever for a centrifugal clutch having a dynamic adjustable weight assembly. The lever comprises a lever having an assembly aperture through the lever and an adjustment screw aperture in communication with the assembly aperture. A threaded adjustment screw within the adjustment screw aperture has a resilient member...

20060011439 - Free-wheeling hub device: A freewheel hub device includes two locking rings with axial grooves formed in the locking rings and being essentially V shaped in cross-section. The groove walls of one locking ring form a first and a second wedge surface, and one groove wall of the other locking ring forms a third...

20060011440 - Synchronizing device for shiftable transmissions: f

20060011441 - Ball ramp actuator having differential drive: A ball ramp actuator for friction clutch packs and the like includes a first circular member having a first plurality of gear teeth and a second circular member disposed adjacent the first circular member and having a second plurality of gear teeth distinct in number from the first plurality of...

20060011442 - Hydraulic clutch: A hydraulic clutch has an operating hydraulic chamber, an operational member pushed in an axial direction thereof by a hydraulic fluid supplied from the operating hydraulic chamber so as to transmit torque by engaging frictional engaging elements, a non-operational member that defines the operating hydraulic chamber with the operational member,...

20060011444 - Internally and externally splined clutch hub for torque-transmitting mechanisms in a power transmission: A transmission assembly in accordance with the invention includes a plurality of torque-transmitting mechanisms. A hub member of the assembly includes a radially extending wall, and a circumferentially extending wall formed integrally with the radially extending wall. The circumferentially extending wall includes a first plurality of internal splines, a second...

20060011443 - Support housing for torque-transmitting mechanisms in a power transmission: A piston support housing for a transmission assembly includes a plurality of axially-extending finger portions engaging a plurality of spline portions formed in a corresponding transmission case, and a plurality of friction plates are assembled adjacent the piston support housing such that the finger portions extend circumjacent peripheral edges of...

20060011445 - Clutch release bearing and method of manufacture: Hydraulically operated clutch release bearing device of the type including an operating element provided with an annular piston and a seal in contact with the piston, and a rolling-contact bearing axially secured to the operating element, the piston including a rear surface in contact with the said seal, at least...

20060006039 - Multi-plate clutch, particularly for a double clutch transmission: A multi-plate clutch, particularly for a dual clutch transmission, has at least one clutch housing alternately holds externally and internally toothed plate disks, a hub arranged at the end face on the clutch housing. The hub has a central opening for receiving a gear shaft and openings disposed to reduce...

20060006040 - Pressure plate assembly, clutch disk arrangement, and friction clutch, especially a multi-disk clutch: A friction clutch is configured with a pressure plate arrangement having: a housing rotatably fixed to an abutment arrangement for joint rotation about an axis of rotation; a plate arrangement having at least one intermediate plate and a pressure plate, at least one of the intermediate and pressure plates being...

20060006041 - Device for the optimization of hydraulically controlled engagement of clutches used in marine transmissions: The device is characterized in that it comprises a shuttle-type sequence valve (19) for the link between the spring element (18) of said adjusting device (17) and the supply line of said solenoid valves (13, 14) or said bistable valve (15), whereby the bistable valve is also linked to the...

20060006042 - Dual clutch transmission clutch cooling circuit: A hydraulic circuit for controlling the application of pressurized cooling fluid to the clutches of a dual clutch transmission including a cooling unit in fluid communication with a source of the pressurized cooling fluid and adapted to exchange heat from the cooling fluid with another media. The circuit also includes...

20060006043 - Dual clutch transmission clutch cooling circuit: A hydraulic circuit for controlling the application of pressurized cooling fluid to the clutches of a dual clutch transmission including a cooling unit in fluid communication with a source of the pressurized cooling fluid and adapted to exchange heat from the cooling fluid with another media. The circuit also includes...

20060006044 - Damper mechanism: A damper mechanism 6 is provided to transmit torque while absorbing and damping torsional vibrations. A small coil spring 45 achieves characteristics of a low rigidity in a small torsion angle region of the torsion characteristics when compressed by rotary members. A coil spring 33 achieves characteristics of a high...

20060000682 - Fluid transmission device: In a fluid transmission device, a male fitting surface of a periphery of a diameter-expanded portion of a pump shell is fitted to a female fitting surface of an inner circumference of a peripheral wall portion of a cylindrical transmission cover, and a fillet weld being is formed between an...

20060000683 - Rotation-responsive type one-way clutch: A rotation-responsive type one-way clutch comprises an outer race having a cylindrical inner peripheral surface, an inner race having a cam surface, a rolling element for transmitting a torque between the outer and inner races, an urging spring for urging the rolling element, a weight member adapted to be exerted...

20060000684 - Torque transmitting unit and power train having a torque transmitting unit: A torque transmitting unit in the power train of a motor vehicle for transmitting torque between an engine crankshaft, and a transmission having at least one input shaft with at least one friction clutch. The transmission input shaft is coupled with the crankshaft by the friction clutch, which includes friction...

20060000685 - Active torque coupling with hydraulically-actuated rotary clutch actuator: A torque transfer mechanism having a multi-plate friction clutch connecting a pair of rotary members and an electrohydraulic clutch system for controlling engagement of the friction clutch. The electrohydraulic clutch system can include an actuator with first and second components with a plurality of actuation chambers that are employed to...

20060000686 - Clutch adjuster: An adjusting mechanism to compensate for clutch disc wear is located in the lever linkage of the clutch, fixed to the cover. Rotational movement axially moves an adjusting ring, thus performing the adjustment. In a first embodiment, the locking member is pushed down to release the bolt head for the...