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| Number | Title | Issue Date |
| 7648010 | Starting clutch A starting clutch includes a clutch inner that is secured to and supported by a drive plate boss fitted to a crankshaft near the end thereof. A one-way clutch is fitted to the outer periphery of the cylindrical portion extending inwardly. A clutch outer forms an ann... | 01/19/2010 |
| 7546914 | All-wheel transmission system An all-wheel transmission system includes an input shaft, a first output shaft and two mutually independently controllable friction clutches for the metering the transfer of drive torque from a powertrain to a first axle assembly and a second axle assembly. The firs... | 06/16/2009 |
| 7428852 | Actuator mechanism for shift motors of a transmission A system for actuating couplers to produce gear changes in a motor vehicle transmission includes first and second actuator drums supported for rotation, and first and second shift forks. Each first shift fork is driveably connected to a first actuator drum, secured ... | 09/30/2008 |
| 7318789 | Hydraulic control system for automatic transmission An automatic transmission has an electronic control unit and a hydraulic control unit. The electronic control unit outputs an engagement command pressure to a solenoid disposed in a hydraulic control unit to generate a shelf pressure to upshift the automatic transmi... | 01/15/2008 |
| 7249665 | Double clutch A double clutch for a transmission with two transmission input shafts is disclosed having two clutches which can rotate about a common rotational axis, are arranged one behind the other in the axial direction, and have a common driving outer plate support and which ... | 07/31/2007 |
| 7246692 | Dual clutch mechanism for a transmission A dual clutch mechanism includes an input shaft, a first output shaft and a second output shaft. The input shaft is axially spaced from the first and second output shafts, which can allow for a decreased diameter of the dual clutch mechanism. Axially spacing the inp... | 07/24/2007 |
| 7214156 | Start and operation sequences for hybrid motor vehicles A hybrid powertrain system includes a first prime mover having an output, a multi-ratio transmission having an input, and a second prime mover having an output connected to the first prime mover output through a first power path and to the transmission input through... | 05/08/2007 |
| 7200980 | Drive system of a self-propelled working machine A self-propelled forage harvester includes front and rear sets of driven ground wheels. The front set of wheels is driven through a transmission including an input shaft driven by a variable displacement motor and coupled to the front set of wheels by a gear train i... | 04/10/2007 |
| 7143881 | Pulley unit having one-way clutch A pulley is concentrically disposed around a hollow shaft, and a one-way clutch is disposed between the hollow shaft and the pulley. At least one bearing is provided between the shaft and the pulley. In the one-way clutch, a roller as a meshing member and a coil spr... | 12/05/2006 |
| 7090608 | Wheel transmission A wheel transmission for a heavy construction vehicle, which can be applied to specially-equipped vehicles as well as heavy construction vehicles such as a forklift truck and a mechanical shovel. The wheel transmission (200) is intended to drive a pair of rig... | 08/15/2006 |
| 7052430 | Transmission with friction launch mechanism A powertrain includes a power transmission having an input shaft continuously connected directly between an engine and a planetary gear member of a first planetary gearset. Another member of the planetary gearset is selectively grounded by a torque transmitting mech... | 05/30/2006 |
| 7000707 | Differential device A differential device has a power-transmitting member mounted to undergo rotation in forward and reverse directions about a central rotational axis and to undergo linear movement in a direction along the central rotational axis. The power-transmitting member has mes... | 02/21/2006 |
| 7001301 | Sealing sleeve for a hydraulic actuator A transmission includes at least one planetary gear set, a first clutch pack having a plurality of first clutch plates, and a second clutch pack located in series axially with the first clutch pack. The second clutch pack has a plurality of second clutch plates. A c... | 02/21/2006 |
| 7000727 | Direct drive assembly and go-kart containing same A go-kart drive assembly with an internal combustion engine in the form of a reciprocating-piston or rotary-piston engine as a power source is described. The drive assembly includes a spur-gear reduction gearing between the internal combustion engine and a rear-whee... | 02/21/2006 |
| 6953185 | Electromagnetical clutch, electromechanical actuator and turbine An electromagnetical radial lamella clutch is for an electromechanical actuator, in particular for a valve. The clutch includes a rotor element having an axis of rotation and a circumferential outer surface area with at least one recess. The rotor element is surroun... | 10/11/2005 |
| 6910872 | Rotary compressor A variable rotary compressor with a capacity being variable as desired includes a drive device generating a rotating force, a rotating shaft connected to the drive device at a first end thereof and rotated by the drive device, and a cylinder through which a second e... | 06/28/2005 |
| 6872164 | Clutch braking in a multi-speed transmission An apparatus for clutch braking in a multi-speed transmission comprising a prime mover, a transmission system, an output shaft and a torque converter. The transmission comprises a first stage and a second stage wherein the first stage comprises at least two range cl... | 03/29/2005 |
| 6758782 | Actuating mechanism for axial setting purposes, having a double function An actuating mechanism for axial setting purposes, comprising three discs which are supported co-axially relative to an axis and of which a central disc is rotatable relative to the two outer discs, between the central disc and each of the outer discs, there are arr... | 07/06/2004 |
| 6729456 | Clutch assembly and methods of assembling and operating the same First and second automatically operable friction clutches in the power train of a motor vehicle are connected between a rotary output element of the prime mover and first and second input elements of a change-speed gearbox. The wear upon the friction linings on the ... | 05/04/2004 |
| 6688442 | Power transmission device A power transmission device is proposed which makes it easy to start on a slope. A control type slip clutch and a mechanical type control type two-way clutch are mounted between an input shaft to which the rotation of an engine is transmitted and an outpu... | 02/10/2004 |
| 6543593 | Shift control apparatus for automatic transmission If, in a gear shift from one-way clutch involved gear speed to another gear speed, the inertia phase control time) is less than a predetermined time length, or the effective gear ratio on the inertia phase end detection instant is out of a range between b... | 04/08/2003 |
| 6443282 | Apparatus and method for controllable viscous coupling A viscous coupling for lockingly connecting two parts which are rotatable relative to one another, having the following characteristics: a first coupling part is provided in the form of a rotational housing; a second coupling part is provided in the form ... | 09/03/2002 |
| 6343681 | Transmission system with an overrunning clutch A main clutch 9 is interposed between an input shaft 3 and an output shaft 5, and a normally engaged pilot clutch 10 is interposed between an output member 7c of an overrunning clutch 7 and the output shaft 5. An input member 7a of the overrunning clutch ... | 02/05/2002 |
| 6186300 | Clutch assembly A motor vehicle clutch assembly with an outer ring which is rotationally driven by the engine. An inner ring of the clutch assembly is seated, with a clutch element, on the transmission input shaft of a speed-change gear. The clutch element locks during e... | 02/13/2001 |
| 6155395 | Transfer case having parallel clutches A transfer case includes a double overrunning or two-way clutch and torque limited centrifugal cone clutch disposed in mechanical parallel between a primary and secondary output of the transfer case. The double overrunning clutch includes a plurality of r... | 12/05/2000 |
| 5738194 | Synchronizer A double acting, baulkring-type synchronizer (20) for frictionally synchronizing and positive connecting first and second gears (14, 16) to a shaft (12). The synchronizer includes a first cone clutch with friction members (22,46) for frictionally synchron... | 04/14/1998 |
| 5636719 | Rotational control apparatus Rotational control apparatus in the forms of fan clutches (A, A') are shown including an eddy current drive (224). Specifically, the eddy current drive (224) includes a plurality of permanent magnets (226) mounted circumferentially spaced and with alterna... | 06/10/1997 |
| 5611415 | Rotational control apparatus Rotational control apparatus in the preferred forms of fan clutches (A, A') are shown including an eddy current drive (224). Specifically, the eddy current drive (224) includes a plurality of permanent magnets (226) mounted circumferentially spaced and wi... | 03/18/1997 |
| 5598910 | Clutch mechanism A clutch mechanism connecting and disconnecting an output shaft of an internal combustion engine and an input shaft of a transmission unit includes a first clutch assembly coupled to the input shaft of the transmission unit and a second clutch assembly co... | 02/04/1997 |
| 5465820 | Clutch actuating device for use in a vehicle drivetrain subassembly The invention is directed to a clutch actuating device for use in a vehicle drivetrain subassembly having a clutch. The clutch actuating device comprises first and second rotating members which are rotatably mounted to a drive member of a vehicle drivetra... | 11/14/1995 |
| 5156575 | Nonsynchronous automatic overdrive transmission A hydrokinetic planetary transmission mechanism having compound planetary gear elements that define multiple underdrive ratios, a direct drive ratio and an overdrive ratio as torque is delivered from the turbine of the hydrokinetic unit to a driven member... | 10/20/1992 |
| 5048652 | Progressive engagement clutch A progressive clutch includes a centrifugal clutch 10 attached to a drive shaft and inserted into a clutch housing assembly 16 to engage with clutch material 28 during low rpm operation. As the rpm of the input drive shaft 2 increases, the centrifugal for... | 09/17/1991 |
| 4964504 | Multiple clutch assembly A multiple clutch assembly for use in an automated transmission has two coaxial clutches wherein the discs of the driving units can be moved axially relative to the discs of the driven units by prestressed one-armed or two-armed levers in the form of diap... | 10/23/1990 |
| 4889216 | Clutch arrangement, mainly for driving the tape-spindle of magnetic tape recorder and/or play-back unit Clutch arrangement provided with an automatic, double-sided asynchronous switchgear (20) wherein a central disc (21) is connected with a first connection point and each side of the switchgear (20) is connected, through free-wheels (30, 40), with another c... | 12/26/1989 |
| 4883130 | Dual speed transmission for automatic assembly machine The fastener driving tool of an automatic assembly machine is rotated by a two speed transmission which acts in conjunction with two torque-responsive clutches. Initially, the transmission rotates the driving tool at a high speed to effect fast driving of... | 11/28/1989 |
| 4800780 | Accessory transmission An accessory transmission for an automotive vehicle comprises a planetary gear set, a fixed cover and a cone clutch engageable with the ring gear of the planetary gear set or the cover to provide a direct drive or underdrive gear ratio in one embodiment, ... | 01/31/1989 |
| 4767365 | Shifting device for inboard-outboard drive Several embodiments of outboard drive units of inboard-outboard drives that employ a friction clutch separate from the forward, reverse transmission. In each embodiment, the friction clutch is contained within the outer housing of the outboard drive and i... | 08/30/1988 |
| 4753330 | Multiple clutch system having cam coupler between clutches A clutch having a starter clutch mechanism and a manual clutch mechanism combined on a driven shaft. The starter clutch mechanism is positioned within a clutch outer of the manual clutch and operates through a cam to transmit relative rotational motion in... | 06/28/1988 |
| 4584890 | Device for rotating, at will and step by step, a shaft driven from a driving shaft A device for rotating at will, step by step, a shaft (2) driven from a drive shaft to which is imparted a continuous uninterrupted rotational movement in an invariable direction, comprising means for transforming the continuous rotational movement of the ... | 04/29/1986 |
| 4494637 | Power transmission system for vehicles A power transmission system for vehicles comprising a driving member connected to a crankshaft of an engine and a driven member connected to a driving wheel, the driving and driven members being connected together via a one-way clutch, a friction clutch a... | 01/22/1985 |
