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Clutches and power-stop control August list of inventions 08/08

20080202879 - Radially compliant pump hub: A pump assembly for a torque converter including a shell arranged to receive a plurality of blades for the pump, a hub arranged to interface with a transmission, and a resilient member located axially between an annular portion of the shell and annular portion of the hub. In a preferred... Agent: Simpson & Simpson, PLLC

20080202880 - Force transfer device: A force transfer device, comprising a hub, disposed in the drive train of a motor vehicle for torque transfer between a drive unit and a transmission, in particular a turbine shell hub of a turbine shell of a hydrodynamic machine, coupled to a damper hub with a vibration damper device... Agent: Simpson & Simpson, PLLC

20080202882 - Multi-function torque converter with a sealed impeller clutch apply chamber and method of forming and operating a multi-function torque converter: A torque converter including: a sealed liquid-tight fluid-containing chamber; an impeller clutch; and at least one piston for the clutch forming a part of the chamber. A torque converter including: first and second fluid-containing chambers; a torque converter clutch; a piston plate for the clutch having a one-way opening and... Agent: Simpson & Simpson, PLLC

20080202881 - Starter unit: The invention is characterized by the fact that the adjusting mechanism and the clutch-engaging device and clutch-engaging device can be impinged with working medium pressure via a control conduit that is separate from the working medium supply and working medium discharge, at which an adjusting control pressure required to pressure-control... Agent: Baker & Daniels LLP 111 E. Wayne Street

20080202883 - Drive train: A drive train having a clutch assembly for transmitting torque between an engine and a transmission. The clutch assembly is selectable for transmitting torque between the engine and the transmission and includes at least one friction clutch, the clutch assembly being supported on the transmission housing so that the clutch... Agent: Davidson, Davidson & Kappel, LLC

20080202886 - Pressure-regulated friction clutch: A pressure-regulated friction clutch is provided including a cylinder-piston unit, operated by a pressure medium, which permits a frictional connection of an output shaft with a driven plate fixed thereto and an input shaft with a driving plate fixed thereto, for the transmission of a torque from the input shaft... Agent: Crowell & Moring LLP Intellectual Property Group

20080202887 - Adjustment device for motorcycle master cylinders: An adjustment device (1) for lever devices for controlling vehicles comprises first operating means (2) turnably associable to a cylinder-piston unit so as to impart an actuation movement to the cylinder-piston unit, second operating means (7) turnably connected to the first operating means (2) and moreover, adjustment means (9), comprised... Agent: Shoemaker And Mattare, Ltd

20080202884 - Automatic transmission: An automatic transmission that includes two clutches that are provided in mutually different positions in a radial direction while overlapping each other in an axial direction. The two clutches each include a clutch drum; a piston that structures a operating oil chamber while using a part of the clutch drum... Agent: Oliff & Berridge, PLC

20080202885 - Anti-pinch system: An anti-pinch system of a vehicle closure includes a detection system for detecting pinching and a clutch to disconnect the vehicle closure from a closure driving mechanism following detection of pinching by the detection system. The closure drive mechanism can be disengaged to prevent an increase in pinching during the... Agent: Carlson, Gaskey & Olds, P.C.

20080196989 - Drive train of a motor vehicle and method for controlling an automated engine clutch: A drive train of a motor vehicle including an internal combustion engine, a transmission which is connected to an axle drive and has a variable transmission ratio, and an automatic engine clutch located in the flow of power between the engine and transmission, is designed as an actively engagable friction... Agent: Davis Bujold & Daniels, P.l.l.c.

20080196995 - Grease composition, grease-enclosed bearing, and rotation-transmitting apparatus with built-in one way clutch: The present invention provides a grease composition capable of effectively preventing a rolling surface of a bearing from having hydrogen brittleness-caused peeling, a grease-enclosed bearing in which the grease composition is enclosed, and a rotation-transmitting apparatus with a built-in one-way clutch in which the grease composition is enclosed at a... Agent: Hedman & Costigan P.C.

20080196990 - Strut based overrunning drives: Embodiments of the present invention include strut based overrunning drives that provide one or more of greater durability, lower heat generation, high torque loads carrying capability, and/or ease of end of life assessment. In some embodiments, a drive assembly may include a shaft; a pocket plate disposed about the shaft... Agent: Raymond R. Moser Jr., Esq. MoserIPLaw Group

20080196991 - Clutch for injury mitigation system for power tools: A clutch mechanism includes a bolt threadably received by a drive shaft and configured to secure the blade on an inner washer disposed about the drive shaft. The clutch mechanism also includes a spring assembly that is generally annularly disposed around the bolt. When the spring assembly is compressed, the... Agent: Greer, Burns & Crain

20080196992 - Pulley assembly for an electromagnetic power transmitting assembly: A pulley integrally has a hub, an outer rim and a flange joining the hub and outer rim. A flux ring is press fitted to the inside surface of the outer rim. The flux ring has an inner diameter sized to closely encircle an electromagnetic coil mounted on a compressor... Agent: Magna International, Inc.

20080196993 - Clutch release bearing assembly: A clutch release bearing assembly is provided that includes a housing that encloses a bearing, release sleeve and bushing. The housing defines a reservoir for grease that is supplied to the bearing and bushing. Slots are provided in the release sleeve through which grease is provided to the bushing and... Agent: Kevin J. Heinl Brooks Kushman P.C.

20080196994 - Device for axially positioning a clutch device: The invention relates to a device for axially positioning a clutch device, especially a dual-clutch device, on a rotary drive, wherein the clutch device is mounted so as to rotate about a rotational axis of said rotary drive. A retaining nut is coaxially screwed with the rotary drive, and the... Agent: Warn, Hoffmann, Miller & Ozga, P.C.

20080190723 - Solid stop leaf spring: A piston plate stop for a torque converter including: a flexible connection element with a first end and a second end, the first end arranged to connect to a piston plate for the torque converter, the second end arranged to rotationally connect to a cover for the torque converter and... Agent: Simpson & Simpson, Pllc

20080190724 - Forward clutch high pressure holding valve for hybrid vehicles to enable engine start-stop-drive functions: A transmission for a hybrid vehicle including a combustion engine and an electric propulsion system may include a forward clutch assembly, a fluid chamber, a fluid supply, and a forward clutch holding valve. The forward clutch assembly may include a hydraulically actuated clutch member in communication with the fluid chamber.... Agent: General Motors Corporation Legal Staff

20080190728 - One-way clutch: In a one-way clutch, an inner diameter-side retainer is formed with a radially inward flange while an outer diameter-side retainer is formed with a radially outward flange. The inner race has a portion radially outwardly extended from one end in the axial direction to the more outer diameter side than... Agent: Miles & Stockbridge Pc

20080190725 - Friction clutch for at least one running wheel of a track-bound traction vehicle: A friction clutch for at least one running wheel (9) of a track-bound traction vehicle is disclosed. The running wheel (9) is secured to a shaft (16) and can be driven by a motor (1). The friction clutch has opposite, annular outer jaws formed by a portion (28) of the... Agent: Henry M Feiereisen, Llc Henry M Feiereisen

20080190729 - Method and apparatus for controlling a motor vehicle clutch: The invention relates to a method and a device in the form of a hydraulic unit for triggering at least one clutch (5, 6) in a hydraulic circuit for an axle transmission of a vehicle. Said method and device make it possible to simply and very quickly make available an... Agent: Alfred J Mangels

20080190726 - Electromagnetic clutch apparatus: In an electromagnetic clutch apparatus for forming a magnetic path in a circulating shape by an electromagnet at a pilot clutch alternately arranged with a main outer plate and a main inner plate and capable of controlling to transmit a torque between a clutch housing and a cam plate by... Agent: Osha Liang L.l.p.

20080190727 - Friction plate for wet-type multiplate clutch: A friction plate for a wet-type multiplate clutch is provided with a core plate and friction linings bonded on opposite sides of the core plate, respectively. Each of the friction linings is composed of plural segment pieces each having at least one first oil groove and at least one second... Agent: Cermak Kenealy & Vaidya, LLP

20080185251 - Clutch to clutch tie-up steady-state diagnostic: A method of regulating operation of an automatic transmission includes identifying a tie-up condition of the automatic transmission, adjusting a pressure of a transmission element in response to the tie-up condition and determining whether a first gear ratio of the automatic transmission holds. The pressure is set to zero if... Agent: General Motors Corporation Legal Staff

20080185257 - Stator support structure for a torque converter: A stator support device for a torque converter having a stator wheel and a non-rotating member has a one-way clutch and a bearing race. The one-way clutch includes an outer race disposed along the inner periphery of the stator wheel, an inner race connected to the outer periphery of the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080185252 - Overload clutch for rotating agitation member in cleaning machine: An overload clutch (10) for a rotating agitation member (11) for a surface cleaning machine includes a clutch member (12) connected to the agitation member (11) to rotate therewith, a coupling member (20) rotatable relative to the clutch member (12), and a torque lever (40) having an end pivotally mounted... Agent: Kamrath & Associates P.A.

20080185253 - Selectively controlled rocker one-way clutch: An overrunning clutch assembly includes a first ring having pockets spaced mutually about an axis, rockers each located in a pocket, springs each urging a rocker to pivot in a respective pocket, and first notches arranged around the axis. A second ring includes second pockets spaced mutually about the axis,... Agent: Macmillan, Sobanski & Todd, LLC

20080185254 - Fluid model control of electro-viscous fan clutch: Accordingly, a control system for controlling a viscous clutch of a fan is provided. The control system includes a delta speed module that determines one of an over speed condition, an under speed condition, and a steady state condition based on a desired fan speed and an actual fan speed.... Agent: General Motors Corporation Legal Staff

20080185255 - Plate clutch for motor vehicles, especially motorcycles: A plate clutch for motor vehicles especially motorcycles, which are arranged to ensure its pressure plate is centered, to ensure that a release force is concentrically applied, and to permit use of a spring type which reduces clutch release force and thereby improves operator comfort. The plate clutch includes a... Agent: Crowell & Moring LLP Intellectual Property Group

20080185256 - Friction plate for wet-type multiplate clutch: A friction plate for a wet-type multiplate clutch is provided with a core plate and friction linings bonded on opposite sides of the core plate, respectively. Each of the friction linings is composed of plural segment pieces bonded at angular intervals on the corresponding one of said opposite sides. The... Agent: Cermak Kenealy & Vaidya, LLP