Clutches and power-stop control inventions 01/07

20070017766 - Torque transmission device: The invention relates to a torque transmission device with a clutch disk or friction plate that is connected by way of positive locking sections to an input part of a torsional vibration damping device so that they turn together but it can be slid axially. In order to produce a... Agent: Simpson & Simpson, PLLC

20070017767 - Torsional vibration damper: A torsional vibration damper for a bridging clutch of a hydrodynamic clutch arrangement is provided with a drive-side transmission element and a takeoff-side transmission element, which can be deflected around a certain angle of rotation relative to the drive-side element against the action of energy storage devices, where at least... Agent: Cohen, Pontani, Lieberman & Pavane

20070017768 - Torsional damper for a transmission output shaft: A torsionally tuned damper assembly for a geared power transmission is disclosed. The damper assembly, at a power output end of a transmission power output shaft, has an inertia ring with a calibrated natural torsional frequency that reduces the resonance energy developed by gear rattle forces at a transmission gear... Agent: Brooks Kushman P.C./fgtl

20070017769 - Wet clutch friction plate and method: The present invention provides a friction plate with features to provide additional cooling for use within a wet clutch system. The friction plate has a core plate with a friction facing layer affixed to each face of the core plate. The first friction facing layer has a plurality of radially... Agent: General Motors Corporation Legal Staff

20070017770 - Electric power connection part of electromagnetic clutch field coil assembly: An electric power connection part of an electromagnetic clutch field coil assembly connected with an electric power connector at a side of a vehicle engine includes a housing assembly connected to the field coil assembly with electric wires, which is extracted therefrom, interposed therebetween; a discharge device for absorbing a... Agent: The Webb Law Firm, P.C.

20070017771 - Rotating machine having electro-magnetic clutch: A rotating machine having an electro-magnetic clutch includes: a leakage magnetic flux path formed between the electro-magnetic clutch and a housing via the rotary shaft when a portion of the magnetic flux generated by the electro-magnetic clutch leaks out; a Hall-effect IC, which is arranged in the leakage magnetic flux... Agent: Posz Law Group, PLC

20070017772 - Controlled leak compliance and method for hydraulic clutch control systems: The present invention provides a controlled leak within the clutch feed passage of the hydraulic clutch control system. The controlled leak will operate to provide compliance to the hydraulic clutch control system and may prevent pressure overshoot conditions during clutch trim. The controlled leak is only present during clutch trim... Agent: General Motors Corporation Legal Staff

20070017773 - Friction plate for wet-type multi-plate clutch: The present invention provides a friction plate for a wet-type multi-plate clutch, to which a wet-type friction material is secured and in which there are provided an oil passage communicated with inner and outer peripheral edges, an oil groove opened toward the inner peripheral edge and having a terminal end... Agent: Miles & Stockbridge PC

20070012537 - Hydrodynamic torque converter: The present invention relates to a hydrodynamic torque converter having a driving pump wheel and a driven turbine wheel, which is situated in the housing so it is rotatable, which is attachable to the output shaft of an internal combustion engine, and having a converter bypass clutch which has a... Agent: Simpson & Simpson, PLLC

20070012538 - Shift control apparatus and method for automatic transmission: A shift control apparatus includes an automatic transmission provided with a first friction-engagement element and a second friction-engagement element; and a friction-engagement element control section configured to control the first and second friction-engagement elements. The friction-engagement element control section includes a target-value setting section configured to set a first target... Agent: Foley And Lardner LLP Suite 500

20070012539 - Flexible & rigid bi-status coupler and application device: A flexible and rigid bi-status coupler and its application device related to a mechanical kinetic energy coupler provided with an input side and an output side, wherein, the kinetic transmission feature is related to a flexible acceleration with revolution difference when the rotary kinetic energy is transmitted from the input... Agent: Rabin & Berdo, PC

20070012540 - Flexible & rigid bi-status coupler and application device: A flexible and rigid bi-status coupler and its application device related to a mechanical kinetic energy coupler provided with an input side and an output side, wherein, the kinetic transmission feature is related to a flexible acceleration with revolution difference when the rotary kinetic energy is transmitted from the input... Agent: Rabin & Berdo, PC

20070007095 - Hydraulic power transmission device: A hydraulic power transmission device includes a toroid portion, a turbine hub, and a lock-up device. The toroid portion includes a pump impeller and a turbine runner. The turbine hub is engaged with an input shaft of a transmission and holds the turbine runner. The lock-up device is installed so... Agent: Oliff & Berridge, PLC

20070007096 - Ratchet with substantially silent movement-prevention mechanism: A ratchet with a handle and a head that includes a substantially silent movement-prevention mechanism. The mechanism includes a first component that defines a path, and a second component that is locatable in the path and moves bidirectionally within it. The path is constructed to include plural regions that prevent... Agent: Kolisch Hartwell, P.C.

20070007097 - Hydraulic clutch actuation system: A hydraulic clutch actuation system is provided having a hydraulic clutch control device which includes one first clutch master cylinder that communicates via a first pressure-medium line with a first clutch slave cylinder, which is used for actuating a first clutch device, and a second clutch master cylinder that communicates... Agent: Davidson, Davidson & Kappel, LLC

20070007098 - Lubricating structure of one-way clutch: There is provided a lubricating structure of a one-way clutch which can lubricate rollers without degrading durability. A direction in which a lubricating oil passage for supplying oil to rollers of the one-way clutch extends is tilted relative to the rotational axis of an inner race and tilted relative to... Agent: Rossi, Kimms & Mcdowell LLP.

20070007099 - Motor vehicle transmission with several shifting elements and a hill-holder on the transmission side as well as a procedure to control this transmission: A vehicle transmission with shifting elements and a transmission side hill-holder as well as a procedure to control this transmission, with at least two shifting elements of the transmission are the hill-holder, that a braking moment arises at the output of the transmission and acts against a rolling away of... Agent: Davis & Bujold, P.l.l.c.

20070007100 - Centre-pin plug: The invention relates to a plug for releasable engagement with the centre-pin of a roller blind control unit wherein engagement of the plug with the pin ensures that a tip of the centre-pin engages an external surface of the control unit. In addition, a releasably inter-engaging combination of this plug... Agent: Christopher G. Frank Haugen Law Firm Pllp

20070000745 - Methods for improved power transmission performance: Advanced methods are provided for achieving improved power transmission performance, and unique fluid compositions useful for practicing such methods are also presented. In particular a method is provided for reducing NVH in a power transmission apparatus having a friction torque transfer apparatus, such as, e.g., a shifting clutch, comprising maintaining... Agent: Mr. Dennis H. Rainear Law Department

20070000746 - Decoupling sleeve: The invention relates to a decoupling sleeve comprising a coaxial driving shaft and a coaxial driven shaft, connected by dog clutches by means of which the driving shaft transmits engine torque to the driven shaft in one direction during forward operation, a connecting member being connected to the first of... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070000747 - Wet clutch friction plate and multiple disc friction clutch apparatus: A wet clutch friction plate comprises a metal plate connected to a driving side, friction material layer(s) fixed to one or both side surface(s) thereof. A discharge groove is formed on one of the friction material layers and has an inclination against the direction of rotation from the inner peripheral... Agent: Miles & Stockbridge PC