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Clutches and power-stop control January USPTO class listing 01/08

20080023286 - Lock-up clutch mechanism: The present invention provides a lock-up clutch mechanism for a torque converter, comprising a lock-up piston and a front cover having an engagement surface capable of being engaged with the lock-up piston and in which a friction material is stuck to wither one of the lock-up piston and the front... Agent: Miles & Stockbridge PC

20080023285 - Control apparatus for lockup clutch: A lockup clutch control apparatus includes a power unit, an automatic transmission, a torque converter, a lockup clutch, an input shaft connected to the power unit, a first output shaft for transmitting the driving force to the automatic transmission; and a second output shaft for transmitting the driving force from... Agent: Buchanan, Ingersoll & Rooney PC

20080023287 - Drive arrangement for a hybrid vehicle: A drive arrangement for a hybrid vehicle includes an internal combustion engine with a takeoff shaft; an electrical machine with a rotor and a stator; a first and a second clutch, each with an input part and an output part; and a housing, which surrounds at least the clutches and... Agent: Cohen, Pontani, Lieberman & Pavane

20080023291 - Power unit: A small center distance is provided between a crankshaft and a gearshift shaft disposed in parallel. A power unit is built compactly in a direction of arrangement of the crankshaft and the gearshift shaft for supporting reliably the gearshift shaft on which heavy, first and second gearshift clutches are supported.... Agent: Birch Stewart Kolasch & Birch

20080023288 - Electronically controlled fluid coupling device with fluid scavenge control: A viscous fan drive with a front-mounted fan and electrical actuation without a tethered harness. The mechanical package includes an inverted viscous clutch, a drive pulley and a split electromagnetic actuator with the electrical portion mounted to a stationary mounting member. An axially moveable valve member controls the flow of... Agent: John Artz P.C.

20080023290 - Electronically controlled fluid coupling device with fluid scavenge control and check valve: A viscous fan drive with a front-mounted fan and electrical actuation without a tethered harness. The mechanical package includes an inverted viscous clutch, a drive pulley, a split electromagnetic actuator with the electrical portion mounted to a stationary mounting member, and anti-drainback check valve.... Agent: John A. Artz John Artz P.C.

20080023289 - Electronically controlled fluid coupling device with fluid scavenge control and slip speed sensor: A viscous fan drive with a front-mounted fan and electrical actuation without a tethered harness. The mechanical package includes an inverted viscous clutch, a drive pulley and a split electromagnetic actuator with the electrical portion mounted to a stationary mounting member. An integrated slip speed sensor is provided in order... Agent: John A. Artz John Artz P.C.

20080023292 - Key hole slots for cushioned ceramic driven disc assembly incorporating direct bond cushioned ceramic facings: A clutch disc assembly for a friction torque device has a clutch damper assembly which includes a hub defining an axis of rotation and a concentric steel disc. The damper assembly includes a plurality of cushion elements fixed to the steel disc. First and second friction rings are disposed on... Agent: Kevin M. Hinman 26201 Northwestern Hwy.

20080017466 - Clutch and reverse-locking device: The present invention discloses a clutch and reverse-locking device comprising a stop bolt (1), an internal clutch stem (2), a clutch control member (3), a clutch casing (4) and a stopper (5). The internal clutch stem (2) is inserted into the clutch casing (4) and they move independently of each... Agent: Jacobson Holman PLLC

20080017467 - Control apparatus and method for automatic transmission: A control apparatus of an automatic transmission having first and second frictional engagement elements that achieve higher and lower speed gear stages respectively, includes a target value determination section setting a rotation speed difference between input and output sides of the frictional engagement element, a total torque capacity calculation section... Agent: Foley And Lardner LLP Suite 500

20080017469 - Automatic transmission: A hub and a drum are respectively provided inside and outside a forward clutch (multiple-disc clutch) of an automatic transmission for a vehicle. A piston for pushing the forward clutch and a hydraulic servo for controlling the piston are provided inside the hub. A plurality of notched portions are formed... Agent: Brooks Kushman P.C.

20080017470 - Synchronization device for a change speed gear: A synchronization device is described for a change speed gear, comprising at least one cone clutch which comprises a double cone ring (10) which is freely rotatable relative to a hub (1) between an inner friction ring (8) and an outer synchronizing ring (9) which is axially displaceable relative to... Agent: William Collard Collard & Roe, P.C.

20080017471 - Bicycle freewheel: A freewheel basically has an inner tubular member, an outer tubular member rotatably mounted on an inner tubular member with a clutch pawl selectively connecting the outer and inner tubular members together. A pawl-retracting member is disposed between the outer and inner tubular members with the pawl-retracting member frictionally engaged... Agent: GlobalIPCounselors, LLP

20080017465 - Hydrodynamic clutch: with a case which features one or several vent openings for the drainage of work medium from the work chamber and the case (3). The hydrodynamic clutch, according to the invention, is characterized by the following features: a collection bath is provided underneath the case for the collection of work... Agent: Baker & Daniels LLP 111 E. Wayne Street

20080017468 - Drive member for water pump: A drive member for a water pump of a cooling water circuit of an internal combustion engine, including a drive wheel, a shaft which is coupled to the water pump, and an electromagnetically actuable frictional shift clutch for the transfer of torque between the drive wheel and the shaft. According... Agent: Burr & Brown

20080017472 - Hydraulic system for an electro-mechanical transmission and method of providing fluid to transmission components: A hydraulic system for an electro-mechanical transmission includes an electrically-powered main pump, a battery powered auxiliary pump and an output pump. The main pump provides fluid to transmission components such as a torque-transmitting mechanism. The auxiliary pump provides fluid pressure to engage the torque-transmitting mechanism when electric power to the... Agent: General Motors Corporation Legal Staff

20080011573 - Synchronizing device: In a synchronizing device with a synchronizing body, a sliding sleeve for coupling the sliding body to a gear wheel, two synchronizing rings for rotational speed matching between the synchronizing body and the gear wheels, and a pivotable balancing lever having opposite arm extending into support openings in the synchronizing... Agent: Klaus J. Bach

20080011577 - Hydraulic actuator for a vehicular power train: An actuator system includes a piezoelectric pump; an accumulator including a cylinder, a piston located in the cylinder, a port located at a first side of the piston and hydraulically connected to the pump outlet and a switching circuit, a relief port hydraulically connected to the reservoir and located at... Agent: Macmillan, Sobanski & Todd, LLC

20080011570 - Lock-up device of hydraulic torque transmitting apparatus: A lock-up device 7 includes a front cover 2, an impeller 3, a turbine 4, and a piston 22 positioned to divide a space between the front cover 2 and the turbine 4, and is engageable with the front cover 2. The piston 22 is formed with a plurality of... Agent: GlobalIPCounselors, LLP

20080011571 - Force-transmitting assembly: The invention relates to a multi-component force-transmitting unit, particularly a double-disk clutch, preferably comprising a torsional vibration damper. The inventive force-transmitting unit is wherein at least two components are axially preloaded against each other by means of at least one waived retaining ring.... Agent: Warn, Hoffmann, Miller & Ozga, P.C.

20080011572 - One-way clutch: The one-way clutch includes an inner ring, an outer ring, a plurality of sprags arranged between these inner and outer rings, and cages which hold these sprags at a predetermined interval in a circumferential direction. A chrome content in steel which is material for the sprags is 1.2 weight %... Agent: Mcginn Intellectual Property Law Group, PLLC

20080011574 - Clutch structure for mechanical automatic transmission: A clutch structure of a mechanical automatic transmission capable of suppressing the occurrence of vibration by preventing the pressing force of a clutch from being interfered with a thrust force generated by helical gears, wherein a pressing device pressing a disk in a direction opposite to the axial thrust force... Agent: Crowell & Moring LLP Intellectual Property Group

20080011575 - Clutch operation assisting device and power unit for straddle-type vehicle: A power unit for a motorcycle having a clutch operation assisting device. The clutch operation assisting device includes a push shaft, a bearing plate that supports the push shaft, and a first rotary plate rotatably supported on the bearing plate and connected to a clutch wire. The first rotary plate... Agent: Hogan & Hartson L.L.P.

20080011576 - Parking brake and shift mechanism for vehicles: A parking brake and shift mechanism for vehicles comprises a transmission shaft, a parking shift gear wheel, a stopper, and a dog clutch. The parking shift gear wheel is provided with at least one tooth to move in conjunction with the axis of the transmission shaft. The stopper is provided... Agent: Quintero Law Office, PC

20080006500 - Rear wheel hub, in particular for bicycles: A hub for bicycles, having an axle and a shell, two bearing units arranged substantially between the hub axle and the hub shell, and a rotor rotatably supported relative to the hub axle for receiving a sprocket the rotor, and a freewheel having two toothed disc units with biased tooth... Agent: Greer, Burns & Crain

20080006501 - Multi-disk clutch or multi-disk brake with axial oil flow: The invention relates to a multi-disk clutch or multi-disk brake (1, 2), comprising an inner disk carrier (4) carrying internal disks (3) and an outer disk carrier (6) carrying external disks (5), friction linings (7, 7′) on the internal and external disks (3, 5), a first end disk (9), on... Agent: Davis Bujold & Daniels, P.l.l.c.

20080006502 - Clutch arrangement for the drive train of a vehicle: A clutch arrangement for a drive train of a motor vehicle includes a housing which can be filled with liquid; a first friction element carrier which can be connected to a drive component via a first path of torque transmission and carrying a first group of friction elements for rotation... Agent: Cohen, Pontani, Lieberman & Pavane

20080006503 - Shifting element arrangement: The invention relates to a shifting element arrangement comprising a cylinder (12) of a first clutch (10), the cylinder being configured as a disk carrier, and a cylinder (23) of a second shifting element (20), the cylinder being configured as a disk carrier or band brake cylinder, wherein the cylinder... Agent: Davis Bujold & Daniels, P.l.l.c.

20080006499 - Selectable mode clutch: A clutching device includes an outer race, an inner race, a plurality of rollers and an actuator plate. The outer and inner races have axial ridges to define opposed outer and inner race pockets. The rollers are positioned in the outer and inner race pockets. The clutching device further includes... Agent: Michael Best & Friedrich LLP

20080006504 - Friction disk for a wet-running clutch for a motor vehicle: A friction disk for a wet-running clutch for a motor vehicle includes a lining carrier ring, provided with connecting areas for connecting the friction disk to a drive side or to a takeoff side of a clutch, and a plurality of friction lining elements, carried on at least one side... Agent: Cohen, Pontani, Lieberman & Pavane