Clutches and power-stop control inventions 10/08

20080257674 - Hydrodynamic clutch arrangement: A hydrodynamic clutch arrangement includes a clutch housing in which at least one hydrodynamic circuit formed by at least one pump wheel and one turbine wheel is provided. A bridging clutch can be actuated to produce an engaging movement to establish a working connection between a drive and a takeoff... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080257675 - Hydrodynamic clutch arrangement: A hydrodynamic clutch arrangement includes a clutch housing which can rotate about an axis of rotation; a hydrodynamic circuit formed by a pump wheel and a turbine wheel in the clutch housing; and a bridging clutch which can be actuated to establish and release a working connection between a drive... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080257679 - Motor vehicle equipped with an integrated brake and clutch control system: A motor vehicle brake and clutch actuator system includes a pressurized fluid source and a plurality of fluid actuated brakes. Each brake is adapted to individually decelerate a vehicle wheel. A fluid actuated clutch is adapted to drivingly interconnect members of a vehicle driveline. A plurality of valves selectively communicate... Agent: Harness, Dickey & Pierce, P.L.C

20080257676 - Flexible drivetrain having axial and radial motion limiter: A drivetrain for use with a power unit is disclosed. The drivetrain may have a crankshaft, a flywheel having spline teeth, and a flexible plate connecting the crankshaft to the flywheel. The drivetrain may also have a driven member having spline teeth configured to mate with the spline teeth of... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080257677 - Viscous friction clutch for driving a cooling fan in a motor vehicle: A viscous friction clutch for driving a cooling fan in a motor vehicle is disclosed, wherein the viscous friction clutch comprises a driving pulley and a housing, a supply chamber and a working chamber, a device for supplying shear fluid from the supply chamber to the working chamber and a... Agent: Leydig Voit & Mayer, Ltd

20080257678 - Driver unit for a clutch assembly, in particular a wet-running double clutch assembly: A driver module for clutches, in particular wet-running double clutch assemblies, including a clutch housing and a cover which are connected with each other, enclosing an interior space. The cover is rotationally fixed in relation to the clutch housing in the axial direction and in the circumferential direction by a... Agent: Davidson, Davidson & Kappel, LLC

20080257680 - Wire winder with single pulling end: A wire winder with single pulling end comprises a lower cover having a shaft at a center portion thereof; the shaft having at least one slot; a smaller protrusion and a larger protrusion being arranged at two outer sides of the slot; each of the smaller protrusion and larger protrusion... Agent: Sung-chiang Wu

20080257674 - Hydrodynamic clutch arrangement: A hydrodynamic clutch arrangement includes a clutch housing in which at least one hydrodynamic circuit formed by at least one pump wheel and one turbine wheel is provided. A bridging clutch can be actuated to produce an engaging movement to establish a working connection between a drive and a takeoff... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080257675 - Hydrodynamic clutch arrangement: A hydrodynamic clutch arrangement includes a clutch housing which can rotate about an axis of rotation; a hydrodynamic circuit formed by a pump wheel and a turbine wheel in the clutch housing; and a bridging clutch which can be actuated to establish and release a working connection between a drive... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080257679 - Motor vehicle equipped with an integrated brake and clutch control system: A motor vehicle brake and clutch actuator system includes a pressurized fluid source and a plurality of fluid actuated brakes. Each brake is adapted to individually decelerate a vehicle wheel. A fluid actuated clutch is adapted to drivingly interconnect members of a vehicle driveline. A plurality of valves selectively communicate... Agent: Harness, Dickey & Pierce, P.L.C

20080257676 - Flexible drivetrain having axial and radial motion limiter: A drivetrain for use with a power unit is disclosed. The drivetrain may have a crankshaft, a flywheel having spline teeth, and a flexible plate connecting the crankshaft to the flywheel. The drivetrain may also have a driven member having spline teeth configured to mate with the spline teeth of... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080257677 - Viscous friction clutch for driving a cooling fan in a motor vehicle: A viscous friction clutch for driving a cooling fan in a motor vehicle is disclosed, wherein the viscous friction clutch comprises a driving pulley and a housing, a supply chamber and a working chamber, a device for supplying shear fluid from the supply chamber to the working chamber and a... Agent: Leydig Voit & Mayer, Ltd

20080257678 - Driver unit for a clutch assembly, in particular a wet-running double clutch assembly: A driver module for clutches, in particular wet-running double clutch assemblies, including a clutch housing and a cover which are connected with each other, enclosing an interior space. The cover is rotationally fixed in relation to the clutch housing in the axial direction and in the circumferential direction by a... Agent: Davidson, Davidson & Kappel, LLC

20080257680 - Wire winder with single pulling end: A wire winder with single pulling end comprises a lower cover having a shaft at a center portion thereof; the shaft having at least one slot; a smaller protrusion and a larger protrusion being arranged at two outer sides of the slot; each of the smaller protrusion and larger protrusion... Agent: Sung-chiang Wu

20080251342 - Over running clutch for a direct drive motor operator: An over running clutch assembly for an electrical switching apparatus is provided. The over running clutch assembly includes a sprocket and a hub assembly. The hub assembly is rotatably coupled to the sprocket and structured to rotate in a charging direction relative to the sprocket. The sprocket is fixed to... Agent: Eaton Electrical, Inc. Technology & Quality Center

20080251343 - Clutch system: The present invention provides a pressure plate for a clutch system that has been modified such that the upper surface provides a plurality of recesses at circumferentially spaced-apart locations, preferably in equally radially spaced locations to form a circular array. Each recess is dimensioned to retain a shaft with a... Agent: Chalker Flores, LLP

20080251344 - Electromagnetic clutch: The end of the rotor in a side of the clutch housing is formed with an extension portion which extends to the clutch housing in the axial direction. An outer periphery of the clutch housing is connected to the extension portion through a connection portion. The connection portion is disposed... Agent: Osha Liang L.L.P.

20080251347 - Piston for hydraulic clutch: For incremental sealing performance and cost reduction, a piston comprises a piston main body (1) and a seal ring (2), the seal ring (2) comprises a metal ring (21) including a fitting tube portion (21a) fitted to a cylinder portion (12) of the piston main body (1) and a flange... Agent: Harness, Dickey & Pierce, P.L.C

20080251345 - Integrated lip seal for weld contamination control: An integrated lip seal provides a containment system for isolating debris generated in welding an enclosure and preventing contamination of interiors of devices. The closure system is especially useful in preventing aggregate from welding contaminating the interiors of torque converters during the final stages of assembly.... Agent: Howard M. Ellis Simpson & Simpson, PLLC

20080251346 - Lock device, transmission/drive unit containing such a lock device, and method for manufacturing such a transmission/drive unit: Blocking apparatus, as well as a gearbox drive unit containing such a blocking apparatus, as well as a method for production of a gearbox drive unit such as this for blocking any rotary movement of a shaft (14) with respect to a housing (16) of a gearbox drive unit (10),... Agent: Michael J. Striker

20080245635 - Lock-up torque converter and method of locking up a torque converter: A torque converter having an internal lock-up clutch which is activated by the elastic expansion or ballooning of the torque converter housing. This ballooning occurs due to the increased internal fluid pressure within the torque converter.... Agent: Steve M Clemmons

20080245634 - Machine unit with a drive system and a machine: t

20080245636 - Clutch, motor device, and vehicle door opening and closing apparatus: When a drive shaft is in a non-drive state, a second drive rotor is in a non-engaged state with a driven rotor with respect to its own rotating direction. When the drive shaft is in a drive state, a rotating force of a first drive rotor is transmitted to the... Agent: Fulwider Patton LLP

20080245637 - Drive through air compressor with cone clutch: A drive through crankshaft assembly which selectively provides rotational power to a vehicle accessory while continuously providing rotational power to a second vehicle accessory. Rotational power is selectively provided using a cone clutch assembly that is modular. The cone clutch assembly provides power to the first vehicle accessory when it... Agent: St. Onge Steward Johnston & Reens, LLC

20080236974 - Hydrodynamic clutch device: A hydrodynamic clutch includes a hydrodynamic circuit formed by at least a pump wheel and a turbine wheel in a clutch housing with a drive-side housing wall extending to the axis of rotation, and a bridging clutch with a piston capable of shifting axially relative to the drive-side housing wall.... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080236975 - Hydrodynamic clutch device: A hydrodynamic clutch includes a hydrodynamic circuit formed by at least a pump wheel and a turbine wheel in a clutch housing with a drive-side housing wall extending to the axis of rotation, and a bridging clutch with a piston capable of shifting axially relative to the drive-side housing wall.... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20080236986 - Brake handle: A hand-guided work implement, in particular hedge clippers, is provided which includes a drive having an internal combustion engine for a cutting tool and a handle for a user's hand and at least one other handle at a distance from said one handle for the other hand of the user.... Agent: Kelly Lowry & Kelley, LLP

20080236976 - Magnetorheological clutch: Disclosed is a magnetorheological clutch comprising a stationary part (1), a rotating primary part (2) with primary lamellae (7), and a coaxially rotating secondary part (3) with secondary lamellae (20). An adjustable magnetic field acts upon the magnetorheological fluid. In order to be able to transmit the greatest possible torque... Agent: Harness, Dickey & Pierce, P.L.C

20080236977 - One-way clutch: A one-way roller clutch includes an outer ring, and an inner ring mounted inside the outer ring and having an outer cylindrical surface. The outer ring has on its inner periphery a plurality of cam surfaces each defining a wedge-shaped space in cooperation with the cylindrical surface of the inner... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080236978 - Dual clutch with cooling distribution reservoir chambers: A clutch apparatus includes a clutch pack having a plurality of friction disks. The clutch pack will selectively transfer torque from a torque supplying member to a first torque receiving member. The apparatus also includes a first cooling fluid inlet. At least a portion of the fluid is supplied through... Agent: Rader, Fishman & Grauer PLLC

20080236979 - Power transmission apparatus: A power transmission apparatus comprising a pulley 1 and a hub 2 is disclosed. The hub 2 includes an inner hub 21 fixed on a rotary shaft 4 and an elastic member 23 coupled over a joint length L to the outer periphery of the inner hub 21. Elastic member... Agent: Posz Law Group, PLC

20080236980 - Coupling device: A clutch device for a motor vehicle has friction elements around which coolant flows and which, by way of a piston, can be pressed against one another for torque transmission. The first piston side is acted on with operating pressure, and the second piston side is acted on with coolant... Agent: Crowell & Moring LLP Intellectual Property Group

20080236981 - Smart fan clutch: Systems, methods and devices for the control of fans are presented. More specifically, embodiments of the present invention relate to a fan clutch control unit for a vehicle fan. The fan clutch control unit executes a control loop section and a strategy section to provide control functionality. The fan clutch... Agent: Foley And Lardner LLP Suite 500

20080236982 - Electromagnetic clutch: The present invention provides an electromagnetic clutch that can restrict output torque to a predetermined range against the variation of the voltage of the power supply and the environmental temperature. The electromagnetic clutch comprises: an armature; a rotor that attracts the armature; a plurality of slits that are formed in... Agent: Brinks Hofer Gilson & Line

20080236983 - Low driven inertia dual clutch: A clutch apparatus includes a clutch pack having a plurality of friction disks. The clutch pack will selectively transfer torque from a torque supplying member to a first torque receiving member. The apparatus also includes a first piston chamber positioned radially outward of the clutch pack. The first piston chamber... Agent: Rader, Fishman & Grauer PLLC

20080236984 - Low-friction sliding member in transmission, and transmission oil therefor: A low-friction sliding member in a transmission is at least one of sliding members which are in slidable contact with each other in presence of a transmission oil composition. The low-friction sliding member includes a base material having a sliding section. A hard carbon thin film is coated at a... Agent: Foley And Lardner LLP Suite 500

20080236985 - Wet type friction plate: The present invention provides a wet type friction plate having a friction surface formed by securing a plurality of friction material segments to a substantially annular core plate, in which a groove extending through from an inner diameter side to an outer diameter side is formed between the friction material... Agent: Miles & Stockbridge PC

20080236987 - Parking brake with separate pedal pivot: A park brake includes a brake lever that is movable about a primary and secondary pivot. The brake lever selectively rotates about the primary and secondary pivots changing a ratio of rotation of the brake lever relative to a cable.... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20080236988 - Parking mechanism for a transmission: A parking mechanism of a transmission includes a parking sprocket plug having a pawl portion to be engaged with a parking gear, a parking rod which has a bulge portion and causes the parking sprocket plug to operate, and a bracket which has a rod support member supporting the parking... Agent: Birch Stewart Kolasch & Birch