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Clutches and power-stop control April category listing, related patent applications 04/12

20120097496 - Ball ramp clutch: An electromagnetic clutch includes a rotatable input member and a rotatable output member. A clutch plate is fixed for rotation with one of the input member and the output member. An armature plate is axially moveable relative to the other of the input member and the output member. A self-energizing... Agent: Magna Powertrain Inc.

20120097497 - Parking interlock device for an automotive transmission: A transmission parking lock device comprising a gearwheel with teeth and gaps and a pawl having a pawl tooth. The gearwheel rotates and the pawl pivots about axes that are parallel to each other. The gearwheel teeth each have a first contour and tooth flanks with respect to rotation of... Agent: Zf Friedrichshafen Ag

20120090935 - Micro-electro-mechanical-systems based hydraulic control for a powertrain: An automatic transmission for a vehicle includes a hydraulically-controlled component and a pilot valve. The pilot valve includes at least one micro-electrical-mechanical-systems (MEMS) based device. The pilot valve is operably connected to and is configured for actuating the hydraulically-controlled component. The pilot valve additionally includes a regulating valve operably connected... Agent: Gm Global Technology Operations LLC

20120090936 - Torque converter lock-up device: A lock-up device includes a piston, a drive plate, a plurality of radial outer side torsion springs, a float member, a driven plate, a plurality of radial inner side torsion springs and an intermediate member. The float member is configured to rotate relative to the drive plate, to cause the... Agent: Exedy Corporation

20120090937 - Micro-electro-mechanical-systems based hydraulic control for a powertrain: A continuously variable transmission (CVT) for a vehicle includes a hydraulically-controlled component and a pilot valve. The pilot valve includes at least one micro-electrical-mechanical-systems (MEMS) based device. The pilot valve is operably connected to and is configured for actuating the hydraulically-controlled component. The pilot valve additionally includes a regulating valve... Agent: Gm Global Technology Operations LLC

20120090950 - Hydraulic control system of automatic transmission for hybrid vehicle: A hydraulic control system of an automatic transmission for a hybrid vehicle provides for simplifying structure of a valve body and improving responsiveness as a consequence of directly controlling hydraulic pressure supplied to friction elements. The hydraulic control system may operate first and second clutches and first and second brakes... Agent: Hyundai Motor Company

20120090938 - Apparatus for transmitting torque: A device for transmission and/or generation of torque having a driveshaft and having a driven shaft acted upon by field-excited forces of a magnetorheological medium, the driveshaft terminates in a flange in a housing, at least one cylinder is arranged on the flange (7), and the cylinder extends over the... Agent: Hochschule Ostwestfalen-lippe

20120090952 - Powertrain pressure control system: A pressure control system configured to control a selectable one-way clutch (SOWC) includes a pilot valve and a SOWC actuator. The pilot valve is configured to produce a pilot signal and includes a first valve, which is a MEMS microvalve. The pressure control system may further include a regulating valve... Agent: Gm Global Technology Operations LLC

20120090939 - Clutch actuation assembly with satellite pistons: A dual clutch actuation assembly includes a housing, an annular central piston, a plurality of satellite pistons, and an annular apply member. The housing includes an inner cylindrical wall, an outer cylindrical wall, and a plurality of satellite cylindrical walls. The inner and outer walls define an inner piston annulus... Agent: Gm Global Technology Operations, Inc.

20120090940 - Micro-electro-mechanical-systems based hydraulic control system for a dry dual clutch transmission: A dry dual clutch transmission includes at least one hydraulic component and a pilot valve operably connected to the hydraulic component to actuate the hydraulic component. The pilot valve includes a Micro-Electro-Mechanical Systems (MEMS) based pressure differential actuator valve. The hydraulic component may include but is not limited to a... Agent: Gm Global Technology Operations LLC

20120090941 - Clutch sleeve for a shift clutch and shift clutch: A clutch sleeve is provided for a shift clutch having a synchronizing device, which includes, but is not limited to a clutch body, which is connected in a rotationally-fixed manner to a gear wheel mounted so it is rotatable on a shaft and has coupling teeth and a friction cone... Agent: Gm Global Technology Operations LLC

20120090942 - Atv drive train energy absorbing device: An energy absorbing device limits peak torque and shock loads applied to the drive train components of an all-terrain vehicle. The energy absorbing device may be installed in the differential or drive housing, inboard of the variable shaft or half-shaft or outboard of the constant shaft or half-shaft, and in... Agent: Warn Industries, Inc.

20120090943 - Clutch plate separation: One embodiment of the present invention is a unique clutch system. Another embodiment is a unique clutch system. Another embodiment is a unique method. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for clutch systems. Further embodiments, forms, features, aspects, benefits, and advantages of the present application will... Agent:

20120090944 - Micro electro-mechanical system (mems) based hydraulic control system for automated manual transmissions: An automated manual transmission includes a hydraulic device, a pilot valve, and a regulating valve. The pilot valve is operably connected to the hydraulic device and configured to actuate. The pilot valve includes at least one micro-electro-mechanical systems (MEMS) based device. The regulating valve is operably connected to the pilot... Agent: Gm Global Technology Operations LLC

20120090947 - Powertrain pressure and flow control system for a torque converter clutch: A pressure and flow control system for a torque converter clutch includes a pilot valve, a regulating valve, and a torque converter control valve. The pilot valve is configured to produce a pilot signal and includes a first valve, which is a MEMS microvalve. The regulating valve is in fluid... Agent: Gm Global Technology Operations LLC

20120090945 - Powertrain pressure and flow control system for dog clutches: A pressure and flow control system for a dog clutch includes a pilot valve, a regulating valve, and a selector. The pilot valve is configured to produce a pilot signal and includes a first valve, which is a MEMS microvalve. The regulating valve is in fluid communication with the pilot... Agent: Gm Global Technology Operations LLC

20120090946 - Powertrain pressure control system: A pressure control system includes a hydraulically-controlled component, a pilot valve, and a regulating valve. The pilot valve is configured to produce a pilot signal and includes a first valve, which is a MEMS microvalve. The regulating valve is in fluid communication with the pilot valve, and is configured to... Agent: Gm Global Technology Operations LLC

20120090948 - Powertrain pressure control system: A clutch includes a pilot valve, a regulating valve, and a clutch control valve. The pilot valve is configured to produce a pilot signal and includes a first valve, which is a MEMS microvalve. The regulating valve is in fluid communication with the pilot valve, and is configured to receive... Agent: Gm Global Technology Operations LLC

20120090949 - Fluid clutch device: The present invention relates to a fluid clutch device having a clutch body (2), having a cover (30 which is fastened to the clutch body (2) and having a fan impeller (5) by means of which both the clutch body (2) and also the fan impeller (4) are centered on... Agent: Borgwarner Inc.

20120090951 - Locking unit: The invention refers to a locking unit, in particular a transmission locking unit. It consists of a coil encircling at least partly an armature space. The coil has a wire that can be flown through by electric current. An armature rod projecting out of the armature space and carrying an... Agent: Svm Schultz Verwaltungs-gmbh & Co. Kg

20120085613 - Switchable magnetorheological torque or force transmission device, the use thereof, and magnetorheological torque or force transmission method: The present invention relates to a magnetorheological torque transmission device comprising two device parts separated by at least one transmission gap for transmitting torque, said gap being fillable and/or filled with a magnetorheological material, rotating relative to each other about an axis of rotation, wherein the magnetic circuit system of... Agent: Fraunhofer-gesellschaft Zur Forderung Der Angewandten Forschung E.v.

20120085614 - Pressure medium supply device of a hydraulically actuated shifting element: A pressure medium supply device of a hydraulically actuated shifting element (K1, K2) comprises at least one pressure medium supply duct (1, 2) in communication with a pump (4) and a line (3) for pre-filling of the shifting element. An additional pressure-retaining valve (9, 9′) or a check diaphragm is... Agent: Zf Friedrichshafen Ag

20120085615 - Double clutch: A double clutch for a double clutch transmission in the drive train of a motor vehicle, with single clutches that are arranged behind each other in the axial dimension and actuated hydraulically, including a single clutch arranged on the drive side, a single clutch arranged on the gear side, a... Agent: Schaeffler Technologies Gmbh & Co. Kg

20120085616 - Arrangement comprising at least one dog clutch: An arrangement comprising at least one dog clutch which is shiftable for coupling and decoupling a shaft and a component at a transmission. An actuating piston (5) is disposed axially movable, at least to some extent, within the shaft for moving a shifting claw (9) of the dog clutch into... Agent: Zf Friedrichshafen Ag

20120085617 - Passive mechanical launch device: A device is provided that includes a torque-transmitting mechanism selectively engageable by centripetal force to transfer torque between a rotatable input member and a rotatable output member. A mass is connected for rotation with the output member and is configured to move radially outward as the output member rotates to... Agent: Gm Global Technology Operations LLC

20120080280 - Fluid transmission apparatus: A fluid transmission apparatus including a pump impeller that is connected to an input member coupled to a motor; a turbine runner that is rotatable together with the pump impeller; a damper mechanism that includes an input element, an intermediate element engaged with the input element via a first elastic... Agent: Aisin Aw Co., Ltd.

20120080282 - Fluid transmission apparatus: A compact fluid transmission apparatus that is able to effectively damp vibrations transmitted to an input member with a dynamic damper and a centrifugal pendulum vibration absorber. The apparatus includes a pump impeller that is connected to an input member coupled to a motor, and a turbine runner that is... Agent: Aisin Aw Co., Ltd.

20120080281 - Starting apparatus: A starting apparatus including an input member coupled to a motor; a damper mechanism having an input element, an elastic body and an output element; a lock-up clutch mechanism for performing lockup where the input member is coupled to an input shaft of a transmission via the damper mechanism and... Agent: Aisin Aw Co., Ltd.

20120080287 - Dry-clutch transmission with cooling techniques: The present disclosure relates to a dry-clutch transmission having various cooling techniques. Some techniques include forming different structural features on transmission components so as to create an organized air flow. The disclosed techniques are applicable to both opened and closed transmission housings.... Agent: Ford Global Technologies LLC

20120080283 - Cone brake load limiter method and apparatus: A load limiter has a first disk for translating a first torque from an input and a second disk for translating a second torque from an output. Each of the first disk and the second disk has a ramp in which a torque transmitter, such as a ball is disposed.... Agent:

20120080284 - Multi-plate clutch and manufacturing method of clutch hub: A multi-plate clutch including a clutch hub having a cylindrical portion; a plurality of clutch plates splined to the outer periphery of the cylindrical portion of the clutch hub, and a plurality of spline teeth being formed on the outer periphery of the cylindrical portion of the clutch hub. A... Agent: Aisin Aw Co., Ltd.

20120080285 - Clutch device for a screw driver: A clutch device for a screw driver includes a shell and a clutch received in an accommodating chamber of the shell. The clutch is composed of a driven rod base, a driven wheel and a center wheel. The driving rod base is formed with a driving rod groove for receiving... Agent:

20120080286 - Vehicle drive device: A vehicle drive device configured with an input member drivably coupled to an internal combustion engine, an output member drivably coupled to wheels, and a friction engagement device that selectively drivably couples the input member and the output member to each other. A rotary electric machine is connected between the... Agent: Aisin Aw Co., Ltd.