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| Number | Title | Issue Date |
| 8056689 | Water pump disconnect clutch A water pump disconnect clutch including: a first race having first and second portions with first and second diameters, respectively; a second race having at least one ramp; at least one rolling element disposed radially between the first and second races; and an e... | 11/15/2011 |
| 8051966 | Overrunning bi-directional clutch assembly The overrunning bi-directional clutch assembly has two coaxial slipper rings and use one actuator to simultaneously uncouple the slipper rings and lock the clutch. Also, the actuator uses a pair of cam surfaces, and corresponding cam following surfaces to actively c... | 11/08/2011 |
| 8051967 | Step-by-step mechanism, in particular for a seat adjustment The seat adjustment mechanism has a housing with an outer ring and an inner ring. The rings are arranged concentrically. Clamping bodies interact with double clamping ramps on the rings and are arranged in an annular space between the rings. Spring supports pivot in... | 11/08/2011 |
| 8042668 | Three-mode overrunning bi-directional clutch The three mode overrunning bi-directional clutch has a first mode where the slipper race and fixed race are coupled and power is not transmitted between the inner input shaft and the outer shaft. A second mode where the slipper race is uncoupled from the fixed race ... | 10/25/2011 |
| 7874414 | Overrunning bi-directional clutch with controlled locking The overrunning bi-directional clutch with controlled locking provides an actuator pin with either a reduced profile or an enlarged profile that is moved in a controlled manner so as to provide an extended period of time between the freewheel mode and the lock mode ... | 01/25/2011 |
| 7866455 | 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 second ... | 01/11/2011 |
| 7493998 | Automatic traction enhancement for transaxle A bi-directional overrunning clutch comprising an input gear, a pair of hubs, and a roller assembly is provided. Each hub is engaged to an end of one of a pair of shaft segments of a primary drive axle. The roller assembly is disposed within the input gear and about... | 02/24/2009 |
| 7490708 | Automatic traction enhancement for a transaxle A bidirectional overrunning clutch comprising an input gear, a pair of hubs, and a roller assembly is provided. Each hub is engaged to an end of one of a pair of shaft segments of a primary drive axle. The roller assembly is disposed within the input gear and about ... | 02/17/2009 |
| 7419039 | Rotation transmission device A rotation transmission device includes inner and outer rings, a two-way clutch mounted between the outer and inner rings, and an electromagnetic clutch mounted adjacent to the two-way clutch. The electromagnetic clutch includes a rotor guide pressed onto the outer ... | 09/02/2008 |
| 7410041 | Automatic traction enhancement for transaxle A bi-directional overrunning clutch comprising an input gear, a pair of hubs, and a roller assembly is provided. Each hub is engaged to an end of one of a pair of shaft segments of a primary drive axle. The roller assembly is disposed within the input gear and about... | 08/12/2008 |
| 7389863 | Automatically releaseable bidirectional overrunning clutch The present invention relates to a bi-directional overrunning clutch that enables movement of an object between multiple rotational bodies in either direction using a single motor. The clutch includes a pair of cam discs disposed about a driven shaft extending from ... | 06/24/2008 |
| 7353926 | One-way clutch integrated with a rolling bearing A one-way clutch integrated with a rolling bearing includes rolling elements and sprags which are arranged in an annular space between an inner race and an outer race. In each of the inner and outer races, a one-way clutch raceway surface is formed in one axial side... | 04/08/2008 |
| 7350632 | Mechanical clutch unit The present invention provides clutch systems for the control of the transmission of torque to the front (or rear) wheels of a vehicle (e.g., an ATV), thus being operable to change the vehicle from a two-wheel, rear-drive (or front-drive) vehicle to a four wheel dri... | 04/01/2008 |
| 7318508 | One-way rotational transfer mechanism A one-way rotational transfer mechanism includes a rotary input shaft; a hollow-cylindrical rotary output shaft positioned around the rotary input shaft; a circumferentially-uneven-width-space forming portion formed on the rotary input shaft to form at least one acc... | 01/15/2008 |
| 7313982 | Multiple output transmission A transmission for driving one or more powered devices from a single drive motor. The transmission includes at least one output drive shaft, and at least one gear. Each gear is in constant driving engagement with at least one other gear, and one gear is engaged with... | 01/01/2008 |
| 7278946 | Power transfer device with overrunning mode clutch A controllable, multi-mode, bi-directional overrunning mode clutch and a shift system adapted for use in a power transfer assembly for transferring drive torque from a primary driveline to a secondary driveline so as to establish a four-wheel drive mode. The mode cl... | 10/09/2007 |
| 7264567 | Wedge loading mechanism for traction drives A wedge loading mechanism for an eccentric planetary traction drive in which a roller having a flexibly mounted shaft is positioned between two raceways forming a convergent wedge. Rotation of either of the two raceways wedges the roller within the convergent wedge ... | 09/04/2007 |
| 7243581 | Fixed torque limiting driver A clutch assembly for use with a torque limiting driver. The clutch assembly comprises two relatively rotatable clutch plates, a driving plate and a camming plate, that face one another, with a plurality of rolling members housed between the two members. The driving... | 07/17/2007 |
| 7237662 | Selectable one-way torque transmitter with a friction torque transmitter actuator A selectively operable one-way torque-transmitting mechanism has a friction actuator, which is operable to adjust the position of torque-transmitting members between the inner and outer race of the selectable one-way torque-transmitting mechanism. In an unactuated p... | 07/03/2007 |
| 7213693 | Rotational transfer mechanism A rotational transfer mechanism includes a rotary output shaft, a rotary input shaft positioned inside the rotary output shaft; a circumferentially-uneven-width-space forming portion having a cam surface, to form an accommodation space between the rotary input shaft... | 05/08/2007 |
| 7201262 | One-way rotational transfer mechanism A one-way rotational transfer mechanism includes a rotary input shaft; a rotary output shaft provided around the rotary input shaft; a circumferentially-uneven-width-space forming portion formed on the rotary input shaft to form at least one accommodation space havi... | 04/10/2007 |
| 7191848 | Rolling hammer drill A hammer drill with rolling contact at the contact surfaces for transmission of axial force between a drive shaft and wave race. By using roller bearings, line contact is obtained. The area of contact is thus close to zero as opposed to a relatively large area in en... | 03/20/2007 |
| 7188719 | All gear infinitely variable transmission An infinitely-variable transmission consists of a rotational input member, a rotational output member, first and second non-circular driving gears coupled to one of the rotational members, and a plurality of variable velocity-ratio gear assemblies disposed about the... | 03/13/2007 |
| 7186200 | Planet brake differential An embodiment of the present invention involves a drive apparatus with a housing, a first and second axle mounted in the housing and a ring gear located within the housing. A brake clutch assembly is located on each axle with a planetary gear arrangement, a drive pl... | 03/06/2007 |
| 7182192 | Clutch mechanism and method for moving media within an image forming apparatus A clutch adapted for use to move media in an image forming apparatus having an independently rotatable first race, an independently rotatable second race, and an open central section within the interior of the first and second races. The clutch has a bearing movable... | 02/27/2007 |
| 7150694 | Power take-off unit for four-wheel drive vehicle A full-time power take-off unit is equipped with a dual-mode bi-directional overrunning clutch and a shift mechanism to establish all-wheel drive and part-time four-wheel drive modes. Further, the power take-off unit includes a disconnect clutch that is controlled b... | 12/19/2006 |
| 7104374 | Power transmission mechanism and electric drive system using the same A power transmission mechanism for a vehicle includes a clutch assembly which includes a two-way clutch and an electromagnetic clutch. The two-way clutch includes three rows of rollers retained by a retainer and disposed between a clutch inner member, which is actua... | 09/12/2006 |
| 7101301 | Two-speed transfer case with center differential A simple planetary gear arrangement is provided for a transfer case. The transfer case includes a carrier connected to the transfer case input. The ring gear is connected with a rear axle. The sun gear is connectable with a front axle through a clutching arrangement... | 09/05/2006 |
| 7101306 | Bi-directional four-mode clutch for providing low and reverse gear ratios in a transmission A bi-directional overrunning clutch assembly employed in connection with a reduced capacity low friction clutch to provide low and reverse gears in a transmission. The clutch assembly including an inner race, an outer race, and engagement members supported therebetw... | 09/05/2006 |
| 7102837 | One-way rotational transfer mechanism, and a lens barrel incorporating the same A one-way rotational transfer mechanism includes a rotary input shaft, a rotary output shaft, a clutch member, a differential rotating member, a circumferentially-uneven-width-space forming portion formed on the rotary input shaft, a torque transfer member, and an a... | 09/05/2006 |
| 7099576 | Lens barrel incorporating a one-way rotational transfer mechanism A lens barrel includes a distance adjustment ring for moving a movable lens group; a hand-operated ring and a motor for rotating the distance adjustment ring; a one-way rotational transfer mechanism which transfers torque of the hand-operated ring to the distance ad... | 08/29/2006 |
| 7086513 | Rotation transmission device A rotation transmission device includes an input member, an outer ring mounted around the input member, a two-way clutch and an electromagnetic clutch for selectively engaging and disengaging the two-way clutch, both clutches being mounted between the input member a... | 08/08/2006 |
| 7083538 | Power transmission with electromechanical actuator An automotive transmission is equipped with a variety of gears that may be combined to yield one or more output speeds as compared to an input speed. One or more electromechanical actuators is used to engage or disengage a particular desired mix of gears. The electr... | 08/01/2006 |
| 7083031 | Power transmitting apparatus with input and output member rotatably arranged within a case A power transmission apparatus with a reaction force converted by a boosting mechanism used as a fastening force for an electromagnetic clutch has a solenoid (4); an electromagnetic clutch including a rotor (5) for transmitting the magnetic flux of the... | 08/01/2006 |
| 7063194 | Rotation transmission device A rotation transmission device has a two-way clutch prevented from engaging while the inner member is rotating unengaged with the outer member. The clutch includes an outer member, a cam ring mounted in the outer member, rollers each mounted between a cylindrical su... | 06/20/2006 |
| 7052384 | Manual machine tool with spindle stop A hand power tool (10) with a housing (12) that accommodates a turnably driveable driven shaft (20) on which a machining, in particular disk-shaped, replaceably clampable tool is mounted, whereby the driven shaft (20) is capable of being ... | 05/30/2006 |
| 7036306 | One-way clutch A one-way clutch includes an inner race 16; an outer race 15 surrounding the inner race 16; a plurality of rollers 20 inserted between an outer peripheral surface of the inner race 16 and a plurality of wedge faces 18a | 05/02/2006 |
| 7032732 | Two-way clutch A two-way clutch comprises an inner race element provided with one of a cam surface and a cylindrical surface, an outer race element provided with the other of the cam surface and the cylindrical surface, torque transmission members interposed between the cam surfac... | 04/25/2006 |
| 7018317 | Recreational vehicle locking differential The present invention relates to a transmission for a recreation vehicle, such as an all-terrain vehicle that includes a locking assembly for locking a differential joint in the front- or rear-end portion of the transmission. A vehicle having both front and rear dif... | 03/28/2006 |
| 7017723 | Electromagnetic clutch and rotation transmission device The magnetic attraction force of an electromagnetic coil in an electromagnetic clutch is increased in a limited installation space, thereby improving reliability of operation. The dimensions of a field core housing the electromagnetic coil and a rotor are optimized ... | 03/28/2006 |
