Clutches and power-stop control inventions 07/07

20070170034 - Coolant distribution device: A coolant distribution device for a wet-running clutch device and comprising several coolant distribution surfaces along which coolant is conveyed outwards in the radial direction. In order to increase the service lifetime of a wet-running clutch device the coolant distribution surfaces are implemented so that the coolant conveyed outwards in... Agent: Simpson & Simpson, PLLC

20070170029 - Rotation transmission device: The rotation transmission device C1 includes a roller clutch unit 10 for selectively engaging an inner member 11 mounted on the rotary shaft with an outer ring 14 through rollers 13, and an electromagnetic clutch unit 20 for electromagnetically controlling the selective engagement by the rollers 13. The current until... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070170030 - Torque transmission apparatus and case structure: In order to make it possible to shorten an entire length, a torque transmission coupling is provided with a rotating shaft (11) and a drive pinion shaft (17) for carrying out input and output transmission of a torque, and a torque control means (125) arranged between the rotating shaft (11)... Agent: Jordan And Hamburg LLP

20070170031 - Hydraulic circuit for a dual clutch transmission: A hydraulic circuit for a dual clutch transmission for motor vehicles comprises a first and a second clutch that can be hydraulically actuated and a first and a second pressure control valve for regulating the clutch pressure of the first and second clutches. In this circuit there is provided a... Agent: Knobbe Martens Olson & Bear LLP

20070170032 - Shifting device for a synchronized gear change transmission: A gearshift mechanism for a synchronized gear change transmission of a motor vehicle, having a gearshift sleeve which is displaceably supported on a synchronizer body and which can be brought into operative engagement with a gear wheel via at least one synchronizer ring. To support the synchronization process, first and... Agent: Crowell & Moring LLP Intellectual Property Group

20070170033 - Free coaster bicycle hub: A free coaster bicycle wheel driving apparatus is provided with a clutch that employs radially acting, rather than axially acting components. An annular drive sleeve projecting inwardly from a drive sprocket fits into a cylindrical annular cavity in a wheel hub shell. The drive sleeve has an inner cylindrical wall... Agent: Cislo & Thomas LLP

20070163852 - Hydrokinetic coupling device, particularly for a motor vehicle: The invention relates to a hydrokinetic coupling device (10) characterized by the fact that the web (74) comprises, at the inner radial end thereof, a collar (86), which axially extends toward the front between the turbine wheel (32) and the turbine hub (40) and which is rotationally joined by friction... Agent: Berenato White & Stavish

20070163853 - Selectable one-way clutch: The present invention provides a selectable one-way clutch including a generally annular race and a generally annular cam disposed radially about the race. The cam has a radially internal surface defining a first plurality of tapered face portions and a second plurality of tapered face portions. A first plurality of... Agent: General Motors Corporation Legal Staff

20070163854 - Central differential for a working vehicle: Presented herein are four-wheel drive systems incorporating a bi-directional overrunning clutch design to control the torque transmission between front and rear transaxles. In accordance with one aspect of the present invention, there is provided a four-wheel drive system comprising a front transaxle, a rear transaxle, a transmission receiving drive power... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070163855 - Frictional engagement device: A device for frictional inter-engagement between two mutually movable parts (13, 14). A lever mechanism exerts counter-directed pressing forces towards both parts to transfers movement between them. A lever (25) has a free lever end (27) contacted by a first (13) of the parts, and opposite to the free end... Agent: Young & Thompson

20070163856 - Coaxial friction clutch actuator system: A controlled actuator system for the actuation of a friction clutch comprising a screw drive assembly coaxial with an axis of the clutch composed of a collar and a screw fastened to a gearbox. The controlled actuator system having a friction plate rotatably fastened to control fingers of the clutch... Agent: Husch & Eppenberger, LLC

20070163857 - Clutch mechanism for power device: A clutch mechanism of the present power device comprises a fixed gear member, a moving gear member engaged with the fixed gear member when moving to a clutch connecting position, an armature for moving the moving gear member to the clutch connecting position when rotated relatively to the moving gear... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070158160 - Torque transfer mechanisms with power-operated clutch actuator: A torque coupling for use in a power transfer device. The torque coupling includes a friction clutch and a clutch actuator. The clutch actuator controls engagement of the friction clutch and has a first actuator plate rotatable about an axis, a second actuator plate adjacent to the first actuator plate,... Agent: Harness, Dickey & Pierce, P.L.C

20070158161 - Locking transmission for a vehicle, and vehicle including same: A transmission for an internal combustion apparatus is provided in which a parking lock mechanism is commonly formed with an upstream side portion of a power transmission system of a shift change mechanism, whereby the number of parts is reduced and the parking lock mechanism is compactly incorporated therein to... Agent: Carrier Blackman And Associates

20070151822 - Wet-type multi-plate clutch: The present invention provides a wet-type multi-plate clutch subjected to slip control, wherein a first friction material including rich diatom earth at its friction surface acting during the slip control and a second friction material acting at completion of engagement and having great static coefficient of friction are stuck on... Agent: Miles & Stockbridge PC

20070151823 - Compact drive assembly with multi-plate coupling: A drive assembly for the driveline of a motor vehicle with an axle which can be driven when required. The drive assembly includes a drive and a multi-plate coupling. The drive comprises a drive housing with a sleeve-shaped projection in which a drive input shaft is rotatably supported. The multi-plate... Agent: Artz & Artz, P.C.

20070151824 - Pneumatically actuated clutch: A clutch assembly having a drive shaft operably connected to a first hub or clutch plate. A second hub or clutch plate adjacent to the first clutch plate and operably connected to a second drive shaft. A release ring positioned to selectively release both clutch plates. Positioned to engage the... Agent: Zarley Law Firm P.L.C

20070151825 - Lever arrangement for friction clutches: Clutch actuating lever arrangements for friction clutches are disclosed. The actuating levers are circumferentially spaced and are pivotally mounted on a clutch cover and a pressure ring. The pivotable actuating levers extend inwardly at angles offset from the radial direction of the clutch. As the rate of rotation of the... Agent: Alan G. Towner Pietragallo, Bosick & Gordon LLP

20070151826 - Hydraulic servo for a brake in an automatic transmission: A hydraulic servo for a brake in an automatic transmission has a piston secured against rotation without provision of a protrusion on the piston engaging the transmission casing. The piston of the hydraulic servo has an inner cylindrical surface configured to grasp, along their lengths, return springs compressed between the... Agent: Bacon & Thomas, PLLC