Class / Patent application number | Description | Number of patent applications / Date published |
192099000 | Lever systems | 24 |
20090084654 | Mechanism for adjustment of vehicle operating lever - An operating lever, for example for use in a vehicle, is provided. The operating lever may comprise a lever holder, and an operating component pivotably coupled to the lever holder. Manipulation of the operating component may regulate or control a “pulling margin” of a wire that operates a device such as a clutch. The operating component and the lever holder may contact each other circumferentially at a contact portion. At the contact portion, projections on respective surfaces of the operating component and lever holder may engage each other in such a way that when the operating component is turned to regulate the pulling margin, the operating component undergoes elastic deformation in a radial direction. In this way, a definite operating feel is transmitted to a person operating the operating component. | 04-02-2009 |
20090314605 | Motorcycle racing clutch lever release mechanism - A motorcycle racing clutch mechanism that provides the automatic release of the clutch lever and adjustability of the speed at which the clutch lever is automatically released using a hydraulic fluid flow. | 12-24-2009 |
20100193321 | CLUTCH ACTUATION SYSTEM - An actuation system for a double clutch. The actuation system has a guide sleeve disposed around transmission input shafts of a double-clutch transmission which is connected downstream and two pistons which are disposed on the sleeve axially displaceably by an actuator unit, each for actuating the clutches. The pistons can be displaced independently from each other, are locked into position, and overlap each other. | 08-05-2010 |
20110259705 | A Clutch Bearing, a Clutch Drive Device, and a Motor Vehicle Equipped with such a Bearing and with such a Device - This bearing ( | 10-27-2011 |
20130075224 | TRANSMISSION OVERDRIVE YOKE POSITION SENSOR FOR RANGE TRIGGER - Disclosed is an exemplary transmission clutch fork position sensor including an elongated bar and a clutch fork slidably engaging the elongated bar. A yoke bar includes a first end coupled to the clutch fork for concurrent movement therewith. A position sensor operably engages the yoke bar, and is operable for detecting a position of the yoke bar. | 03-28-2013 |
20130292224 | CLUTCH ACTUATOR FOR A VEHICLE - A clutch actuator for a vehicle includes a movable member connected to a power generating unit and configured to be linearly moved by power provided by the power generating unit, and a lever having a pivoting point at one end thereof and to which a release fork is connected at an opposite end thereof to provide a point of application, the lever being configured such that a location of the point of application is varied such that the lever is rotated about the pivoting point when a force point is pushed by the movable member and a length between the point of application and the force point is shortened when the lever is rotated about the pivoting point and a rotating force of the lever is improved as the release fork is moved toward the pivoting point. | 11-07-2013 |
20140110217 | DAMPERS FOR CLUTCH LINKAGES - A motor vehicle includes a clutch linkage connected to a throw out lever which is operated by a clutch pedal or said control lever biased by a return spring to a clutch engaged position. A damper with a cylinder housing a piston and a piston rod delays excessively rapid engagement of the clutch by engaging the clutch linkage to provide a force opposed to pressure from the return spring. The damper functions to prevent mechanical damage to the motor vehicle and to avoid discomfort to passengers. | 04-24-2014 |
20140138207 | CLUTCH ACTUATOR FOR VEHICLES - A clutch actuator for vehicles may include a lever lift engaged to a power generation unit so that the lever lift may be linearly moved by power generated from the power generation unit, wherein the lever lift includes an inclined surface provided on each of first and second ends thereof, and a lever provided between the lever lift and an actuating member that operates a diaphragm spring, wherein the lever includes lift protrusions formed at positions corresponding to respective inclined surfaces and contacting thereto, and wherein the lever may be configured such that when the lever lift linearly moves in a predetermined direction, the lift protrusions move along corresponding inclined surfaces, so that opposite ends of the lever pivotally rotate, whereby one of the opposite ends of the lever moves towards the actuating member. | 05-22-2014 |
20140166429 | CLUTCH ACTUATOR FOR VEHICLE - A clutch actuator for a vehicle includes a lifting member having a first end connected to a power generator, a middle portion provided with a hinge point, and a second end formed with an inclined plane, the lifting member being linearly moved by receiving a power from the power generator; a guide member provided at one side of the second end of the lifting member to rotate the second end of the lifting member around the hinge point as the lifting member is linearly moved while the inclined planes are supported; and a lever provided at one side of the lifting member and having a first end thereof supported by a clutch housing and a second end rotating around the first end by being pressed by the lifting member according to the movement/rotation of the lifting member, to engage with or release a clutch. | 06-19-2014 |
20140251751 | FORK FOR CLUTCH AND MANUFACTURING METHOD THEREOF - A fork for a clutch and a manufacturing method thereof are provided. The fork for a clutch may include C: 3.4˜3.9%, Si: 2.1˜2.5%, Mn: 0.2˜0.7%, P: 0.01% or less, S: 0.009˜0.02%, Cu: 0.2˜0.4%, and Mg: 0.04˜0.07% by weight ratio, with the remainder including iron (Fe) and other impurities. The material forming the fork for the clutch may have a structure in which spheroidal graphite is precipitated in an austenite matrix structure. | 09-11-2014 |
20140318924 | VEHICLE FRONT STRUCTURE - A vehicle front structure includes a cable member, one end portion of which is connected to a clutch pedal and the other end portion of which is detachably held by a retaining member arranged between an engine and a wall-like member arranged in front, in a vehicle longitudinal direction, of the engine, the cable member being arranged running across in back, in the vehicle longitudinal direction, of the wall-like member, and a protruding pressing member that is provided on a wall surface that faces a rear, in the vehicle longitudinal direction, of the wall-like member so as to face the cable member, and that detaches the other end portion of the cable member from the retaining member by pushing the cable member toward the rear in the vehicle longitudinal direction when a load is input from the front of the vehicle in the vehicle longitudinal direction. | 10-30-2014 |
20150101904 | SELF-PRELOADING SHIFT LEVER - An exemplary shift lever includes a mounting assembly, a flexible member coupled to the mounting assembly, and an interface coupled to the flexible member. The flexible member is resilient so as to provide a selected biasing force at a predetermined deformation angle, and flexible enough to elastically deform across a selected angular range. The mounting assembly is configured for connection with the input shaft of a transmission, and the interface is configured for connection with an output of a drive selector. | 04-16-2015 |
20160081277 | CLUTCH MECHANISM FOR A BALER - A clutch for selectively driving a mechanism. The clutch includes an engagement member movable between an engaged position for driving the mechanism and a disengaged position. The clutch also includes an actuation assembly having a first member pivotable about a pivot and cooperative with a control element for movement between a retaining position and a release position, and a second member pivotable about the pivot between the retaining position and the release position. The second member extends towards the engagement member in the retaining position for maintaining the engagement member in the disengaged position. The second member is pivotable about the pivot independently of the first member such that the second member is rotatable relative to the first member. | 03-24-2016 |
20090078529 | Lever system for actuating a clutch - A lever system for actuating a clutch in the power train of a motor vehicle or of a disc brake, including: a lever with a first side rotatably supported on about a pivot and with a side in functional connection with a pressing means, wherein said lever with a fulcrum rests on a runner unit that is displaceable in radial direction and which is displaceable by means of a motor-driven spindle, wherein said runner unit rests on a raceway and comprises at least one roller set with runners, wherein said roller set comprises at least three of said runners of which at least two of said runners include approximately equal first diameters and at least one of said runners includes a second diameter that is deviant from said first diameter. | 03-26-2009 |
20100170765 | Clutch unit - A clutch unit including a clutch hub that is non-rotatably mounted to a shaft. The clutch unit has at least two clutch elements that can be brought into frictional engagement with one another in order to transmit torque when the clutch unit is actuated through a mechanical actuation device. The actuation device is mounted and supported at the clutch unit. | 07-08-2010 |
20110303506 | Clutch-Release Bearing Device including a Wear Ring - A clutch-release bearing device includes a bearing having a non-rotating ring, a rotating ring with a rolling portion for supporting rolling elements, a contact portion extending from the rolling portion and radially away from the non-rotating ring, and a guide portion extending toward the non-rotating ring and disposed axially against the contact portion to form a fold, and at least one row of rolling elements disposed between the non-rotating and rotating rings. A wear ring is movably mounted on the guide portion of the rotating ring and is configured to contact the clutch mechanism diaphragm. The ring includes a polymeric body and a stiffening insert configured to stiffen the body, the body having a retaining portion disposed generally axially between the rotating ring rolling and contact portions and configured to axially retain the wear ring in relation to the rotating ring. | 12-15-2011 |
20120132500 | Transfer Case With Clutch Actuator - A transfer case for vehicles comprises: a first output shaft; a second output shaft; a clutch assembly disposed at the second output shaft, the clutch assembly including inner and outer drum members, one of the inner and outer drum members rotatable in association with rotation of the first output shaft and the other one of the inner and outer drum members coupled with the second output shaft, the clutch assembly further including a plurality of frictional clutch plates, the frictional clutch plates formed of at least one frictional clutch plate coupled with the inner drum member and at least one frictional clutch plate coupled with the outer drum member; an actuator shaft rotatably coupled with an actuator; and a clutch actuator means coupled with the actuator for applying axial force to the frictional clutch plates to transmit a drive torque of the first output shaft to the second output shaft. | 05-31-2012 |
20120267212 | CLUTCH LEVER FOR RACING CAR - A clutch lever for a centrifugal clutch is disclosed that is used to apply axial pressure on one or more clutch disc assemblies as a function of the rotational speed of the engine. The clutch levers are configured to be pivotably mounted with respect to the pressure plate. In accordance with an important aspect of the invention, the clutch levers are formed with two pieces. Together the two pieces form an entire clutch lever for use in a centrifugal clutch. One piece is formed as a replaceable nose piece or contact surface portion which obviates the need to replace the entire clutch lever when one becomes damaged. The other piece is complementary and is configured to be pivotably mounted with respect to the pressure plate, The two pieces are configured to be joined together to form a joint that opposes the shear force exerted on the contact surface when the clutch lever is applying axial forces against the clutch disc assemblies. As such, when the nose piece portion breaks, only one piece of the clutch lever needs to be replaced, lowering the cost as well as the labor required to replace the clutch lever. | 10-25-2012 |
20140299441 | DRY DUAL CLUTCH TRANSMISSION ACTUATION SYSTEM USING ELECTRICAL MOTOR WITH FORCE AIDED LEVER - An actuation system for actuating a clutch piston of a transmission includes an actuator and a lever. A first end of the lever is attached to the actuator. The lever is pivotable about a lever connection location. Movement of the actuator rotates the lever about the lever connection location. A spring assembly is pivotable about a spring connection location, and pivotably connected to the lever at a second end of the lever. When the actuator is disposed in an un-actuated position, the spring assembly is positioned such that a pre-loaded spring force is directed along a zero moment path to generate a zero moment in the lever. When the actuator is disposed in an actuated position, the spring assembly is rotated so that the spring force is directed along a moment generating path in order to generate a moment in the lever to rotate the lever. | 10-09-2014 |
20150308514 | CLUTCH WITH WIRE PIVOT RING HAVING STRAIGHT SECTIONS - A pivot ring for a clutch includes a central axis; a plurality of circumferentially curved portions; a plurality of engagement portions, each engagement portion circumferentially disposed between respective first and second circumferentially curved portions from the plurality of circumferentially curved portions and including: an alignment portion; a first and second stiffened attachment portions extending in lines from the alignment portion to the adjacent curved portions; and, first and second circumferential distal ends. Each engagement portion is arranged to receive a respective lever for the clutch; and, the first and second distal ends are arranged to fixedly connect to the clutch. Also presented is a clutch assembly including: an axis of rotation; a pressure plate having opposing first and second surfaces; a plurality of levers, and the pivot ring. Each lever is pivotably connected to a respective engagement portion, such that the plurality of levers is displaceable to close the clutch. | 10-29-2015 |
20090266672 | FORCE TRANSMISSION SYSTEM, IN PARTICULAR FOR A DRIVE SYSTEM OF AN ADJUSTING ELEMENT OF A MOTOR VEHICLE - In a force transmission system with a wrapping spring-type wraparound element and with a frictional surface assigned to the wraparound element, a switching device is provided for switching the wraparound element between two switching states is provided. In the first switching state, the wraparound element is operatively connected in a force-transmitting manner to the frictional surface. In the second switching state, it is operatively connected thereto in a non-force-transmitting manner. In the second switching state, the wraparound element is fully lifted off the frictional surface. The force transmission system is suitable in particular for a drive system of an adjusting element of a motor vehicle. | 10-29-2009 |
20140021007 | CLUTCH DRIVING MECHANISM AND METHODS OF MAKING AND USING THEREOF - A clutch driving mechanism, comprising a motor, a worm, a torsion spring and a clutch rotating arm, wherein the motor is rotationally coupled with the worm, wherein the worm is operably coupled to at least a portion of the torsion spring, and the torsion spring is operably coupled to at least a portion of the clutch rotation arm. | 01-23-2014 |
20090095592 | Secondary clutch lever - Disclosed is a secondary clutch lever device for any vehicle having a handlebar for steering and a primary clutch lever mounted the handlebar. The secondary clutch lever has an adjustment feature and is biased to return to a secondary neutral position allowing the primary clutch lever to return to a primary neutral position. An adjustment prevents the secondary clutch lever from returning to the secondary neutral position also preventing the primary clutch lever from returning to a primary neutral position thereby retaining tension on the clutch cable allowing a reduction in the coupling forces in a clutch assembly causing the clutch assembly to slip momentarily until rotational forces of the engine overcome the slippage fully engaging the clutch assembly thereby eliminating stalling during propulsion. | 04-16-2009 |
20140097061 | CLUTCH ACTUATION SYSTEM - A device and a method for rapid disengagement of a clutch ( | 04-10-2014 |
192099000 | Levers mounted on axially engaging clutch | 7 |
20090084654 | Mechanism for adjustment of vehicle operating lever - An operating lever, for example for use in a vehicle, is provided. The operating lever may comprise a lever holder, and an operating component pivotably coupled to the lever holder. Manipulation of the operating component may regulate or control a “pulling margin” of a wire that operates a device such as a clutch. The operating component and the lever holder may contact each other circumferentially at a contact portion. At the contact portion, projections on respective surfaces of the operating component and lever holder may engage each other in such a way that when the operating component is turned to regulate the pulling margin, the operating component undergoes elastic deformation in a radial direction. In this way, a definite operating feel is transmitted to a person operating the operating component. | 04-02-2009 |
20090314605 | Motorcycle racing clutch lever release mechanism - A motorcycle racing clutch mechanism that provides the automatic release of the clutch lever and adjustability of the speed at which the clutch lever is automatically released using a hydraulic fluid flow. | 12-24-2009 |
20100193321 | CLUTCH ACTUATION SYSTEM - An actuation system for a double clutch. The actuation system has a guide sleeve disposed around transmission input shafts of a double-clutch transmission which is connected downstream and two pistons which are disposed on the sleeve axially displaceably by an actuator unit, each for actuating the clutches. The pistons can be displaced independently from each other, are locked into position, and overlap each other. | 08-05-2010 |
20110259705 | A Clutch Bearing, a Clutch Drive Device, and a Motor Vehicle Equipped with such a Bearing and with such a Device - This bearing ( | 10-27-2011 |
20130075224 | TRANSMISSION OVERDRIVE YOKE POSITION SENSOR FOR RANGE TRIGGER - Disclosed is an exemplary transmission clutch fork position sensor including an elongated bar and a clutch fork slidably engaging the elongated bar. A yoke bar includes a first end coupled to the clutch fork for concurrent movement therewith. A position sensor operably engages the yoke bar, and is operable for detecting a position of the yoke bar. | 03-28-2013 |
20130292224 | CLUTCH ACTUATOR FOR A VEHICLE - A clutch actuator for a vehicle includes a movable member connected to a power generating unit and configured to be linearly moved by power provided by the power generating unit, and a lever having a pivoting point at one end thereof and to which a release fork is connected at an opposite end thereof to provide a point of application, the lever being configured such that a location of the point of application is varied such that the lever is rotated about the pivoting point when a force point is pushed by the movable member and a length between the point of application and the force point is shortened when the lever is rotated about the pivoting point and a rotating force of the lever is improved as the release fork is moved toward the pivoting point. | 11-07-2013 |
20140110217 | DAMPERS FOR CLUTCH LINKAGES - A motor vehicle includes a clutch linkage connected to a throw out lever which is operated by a clutch pedal or said control lever biased by a return spring to a clutch engaged position. A damper with a cylinder housing a piston and a piston rod delays excessively rapid engagement of the clutch by engaging the clutch linkage to provide a force opposed to pressure from the return spring. The damper functions to prevent mechanical damage to the motor vehicle and to avoid discomfort to passengers. | 04-24-2014 |
20140138207 | CLUTCH ACTUATOR FOR VEHICLES - A clutch actuator for vehicles may include a lever lift engaged to a power generation unit so that the lever lift may be linearly moved by power generated from the power generation unit, wherein the lever lift includes an inclined surface provided on each of first and second ends thereof, and a lever provided between the lever lift and an actuating member that operates a diaphragm spring, wherein the lever includes lift protrusions formed at positions corresponding to respective inclined surfaces and contacting thereto, and wherein the lever may be configured such that when the lever lift linearly moves in a predetermined direction, the lift protrusions move along corresponding inclined surfaces, so that opposite ends of the lever pivotally rotate, whereby one of the opposite ends of the lever moves towards the actuating member. | 05-22-2014 |
20140166429 | CLUTCH ACTUATOR FOR VEHICLE - A clutch actuator for a vehicle includes a lifting member having a first end connected to a power generator, a middle portion provided with a hinge point, and a second end formed with an inclined plane, the lifting member being linearly moved by receiving a power from the power generator; a guide member provided at one side of the second end of the lifting member to rotate the second end of the lifting member around the hinge point as the lifting member is linearly moved while the inclined planes are supported; and a lever provided at one side of the lifting member and having a first end thereof supported by a clutch housing and a second end rotating around the first end by being pressed by the lifting member according to the movement/rotation of the lifting member, to engage with or release a clutch. | 06-19-2014 |
20140251751 | FORK FOR CLUTCH AND MANUFACTURING METHOD THEREOF - A fork for a clutch and a manufacturing method thereof are provided. The fork for a clutch may include C: 3.4˜3.9%, Si: 2.1˜2.5%, Mn: 0.2˜0.7%, P: 0.01% or less, S: 0.009˜0.02%, Cu: 0.2˜0.4%, and Mg: 0.04˜0.07% by weight ratio, with the remainder including iron (Fe) and other impurities. The material forming the fork for the clutch may have a structure in which spheroidal graphite is precipitated in an austenite matrix structure. | 09-11-2014 |
20140318924 | VEHICLE FRONT STRUCTURE - A vehicle front structure includes a cable member, one end portion of which is connected to a clutch pedal and the other end portion of which is detachably held by a retaining member arranged between an engine and a wall-like member arranged in front, in a vehicle longitudinal direction, of the engine, the cable member being arranged running across in back, in the vehicle longitudinal direction, of the wall-like member, and a protruding pressing member that is provided on a wall surface that faces a rear, in the vehicle longitudinal direction, of the wall-like member so as to face the cable member, and that detaches the other end portion of the cable member from the retaining member by pushing the cable member toward the rear in the vehicle longitudinal direction when a load is input from the front of the vehicle in the vehicle longitudinal direction. | 10-30-2014 |
20150101904 | SELF-PRELOADING SHIFT LEVER - An exemplary shift lever includes a mounting assembly, a flexible member coupled to the mounting assembly, and an interface coupled to the flexible member. The flexible member is resilient so as to provide a selected biasing force at a predetermined deformation angle, and flexible enough to elastically deform across a selected angular range. The mounting assembly is configured for connection with the input shaft of a transmission, and the interface is configured for connection with an output of a drive selector. | 04-16-2015 |
20160081277 | CLUTCH MECHANISM FOR A BALER - A clutch for selectively driving a mechanism. The clutch includes an engagement member movable between an engaged position for driving the mechanism and a disengaged position. The clutch also includes an actuation assembly having a first member pivotable about a pivot and cooperative with a control element for movement between a retaining position and a release position, and a second member pivotable about the pivot between the retaining position and the release position. The second member extends towards the engagement member in the retaining position for maintaining the engagement member in the disengaged position. The second member is pivotable about the pivot independently of the first member such that the second member is rotatable relative to the first member. | 03-24-2016 |
20090078529 | Lever system for actuating a clutch - A lever system for actuating a clutch in the power train of a motor vehicle or of a disc brake, including: a lever with a first side rotatably supported on about a pivot and with a side in functional connection with a pressing means, wherein said lever with a fulcrum rests on a runner unit that is displaceable in radial direction and which is displaceable by means of a motor-driven spindle, wherein said runner unit rests on a raceway and comprises at least one roller set with runners, wherein said roller set comprises at least three of said runners of which at least two of said runners include approximately equal first diameters and at least one of said runners includes a second diameter that is deviant from said first diameter. | 03-26-2009 |
20100170765 | Clutch unit - A clutch unit including a clutch hub that is non-rotatably mounted to a shaft. The clutch unit has at least two clutch elements that can be brought into frictional engagement with one another in order to transmit torque when the clutch unit is actuated through a mechanical actuation device. The actuation device is mounted and supported at the clutch unit. | 07-08-2010 |
20110303506 | Clutch-Release Bearing Device including a Wear Ring - A clutch-release bearing device includes a bearing having a non-rotating ring, a rotating ring with a rolling portion for supporting rolling elements, a contact portion extending from the rolling portion and radially away from the non-rotating ring, and a guide portion extending toward the non-rotating ring and disposed axially against the contact portion to form a fold, and at least one row of rolling elements disposed between the non-rotating and rotating rings. A wear ring is movably mounted on the guide portion of the rotating ring and is configured to contact the clutch mechanism diaphragm. The ring includes a polymeric body and a stiffening insert configured to stiffen the body, the body having a retaining portion disposed generally axially between the rotating ring rolling and contact portions and configured to axially retain the wear ring in relation to the rotating ring. | 12-15-2011 |
20120132500 | Transfer Case With Clutch Actuator - A transfer case for vehicles comprises: a first output shaft; a second output shaft; a clutch assembly disposed at the second output shaft, the clutch assembly including inner and outer drum members, one of the inner and outer drum members rotatable in association with rotation of the first output shaft and the other one of the inner and outer drum members coupled with the second output shaft, the clutch assembly further including a plurality of frictional clutch plates, the frictional clutch plates formed of at least one frictional clutch plate coupled with the inner drum member and at least one frictional clutch plate coupled with the outer drum member; an actuator shaft rotatably coupled with an actuator; and a clutch actuator means coupled with the actuator for applying axial force to the frictional clutch plates to transmit a drive torque of the first output shaft to the second output shaft. | 05-31-2012 |
20120267212 | CLUTCH LEVER FOR RACING CAR - A clutch lever for a centrifugal clutch is disclosed that is used to apply axial pressure on one or more clutch disc assemblies as a function of the rotational speed of the engine. The clutch levers are configured to be pivotably mounted with respect to the pressure plate. In accordance with an important aspect of the invention, the clutch levers are formed with two pieces. Together the two pieces form an entire clutch lever for use in a centrifugal clutch. One piece is formed as a replaceable nose piece or contact surface portion which obviates the need to replace the entire clutch lever when one becomes damaged. The other piece is complementary and is configured to be pivotably mounted with respect to the pressure plate, The two pieces are configured to be joined together to form a joint that opposes the shear force exerted on the contact surface when the clutch lever is applying axial forces against the clutch disc assemblies. As such, when the nose piece portion breaks, only one piece of the clutch lever needs to be replaced, lowering the cost as well as the labor required to replace the clutch lever. | 10-25-2012 |
20140299441 | DRY DUAL CLUTCH TRANSMISSION ACTUATION SYSTEM USING ELECTRICAL MOTOR WITH FORCE AIDED LEVER - An actuation system for actuating a clutch piston of a transmission includes an actuator and a lever. A first end of the lever is attached to the actuator. The lever is pivotable about a lever connection location. Movement of the actuator rotates the lever about the lever connection location. A spring assembly is pivotable about a spring connection location, and pivotably connected to the lever at a second end of the lever. When the actuator is disposed in an un-actuated position, the spring assembly is positioned such that a pre-loaded spring force is directed along a zero moment path to generate a zero moment in the lever. When the actuator is disposed in an actuated position, the spring assembly is rotated so that the spring force is directed along a moment generating path in order to generate a moment in the lever to rotate the lever. | 10-09-2014 |
20150308514 | CLUTCH WITH WIRE PIVOT RING HAVING STRAIGHT SECTIONS - A pivot ring for a clutch includes a central axis; a plurality of circumferentially curved portions; a plurality of engagement portions, each engagement portion circumferentially disposed between respective first and second circumferentially curved portions from the plurality of circumferentially curved portions and including: an alignment portion; a first and second stiffened attachment portions extending in lines from the alignment portion to the adjacent curved portions; and, first and second circumferential distal ends. Each engagement portion is arranged to receive a respective lever for the clutch; and, the first and second distal ends are arranged to fixedly connect to the clutch. Also presented is a clutch assembly including: an axis of rotation; a pressure plate having opposing first and second surfaces; a plurality of levers, and the pivot ring. Each lever is pivotably connected to a respective engagement portion, such that the plurality of levers is displaceable to close the clutch. | 10-29-2015 |
20090266672 | FORCE TRANSMISSION SYSTEM, IN PARTICULAR FOR A DRIVE SYSTEM OF AN ADJUSTING ELEMENT OF A MOTOR VEHICLE - In a force transmission system with a wrapping spring-type wraparound element and with a frictional surface assigned to the wraparound element, a switching device is provided for switching the wraparound element between two switching states is provided. In the first switching state, the wraparound element is operatively connected in a force-transmitting manner to the frictional surface. In the second switching state, it is operatively connected thereto in a non-force-transmitting manner. In the second switching state, the wraparound element is fully lifted off the frictional surface. The force transmission system is suitable in particular for a drive system of an adjusting element of a motor vehicle. | 10-29-2009 |
20140021007 | CLUTCH DRIVING MECHANISM AND METHODS OF MAKING AND USING THEREOF - A clutch driving mechanism, comprising a motor, a worm, a torsion spring and a clutch rotating arm, wherein the motor is rotationally coupled with the worm, wherein the worm is operably coupled to at least a portion of the torsion spring, and the torsion spring is operably coupled to at least a portion of the clutch rotation arm. | 01-23-2014 |
20090095592 | Secondary clutch lever - Disclosed is a secondary clutch lever device for any vehicle having a handlebar for steering and a primary clutch lever mounted the handlebar. The secondary clutch lever has an adjustment feature and is biased to return to a secondary neutral position allowing the primary clutch lever to return to a primary neutral position. An adjustment prevents the secondary clutch lever from returning to the secondary neutral position also preventing the primary clutch lever from returning to a primary neutral position thereby retaining tension on the clutch cable allowing a reduction in the coupling forces in a clutch assembly causing the clutch assembly to slip momentarily until rotational forces of the engine overcome the slippage fully engaging the clutch assembly thereby eliminating stalling during propulsion. | 04-16-2009 |
20140097061 | CLUTCH ACTUATION SYSTEM - A device and a method for rapid disengagement of a clutch ( | 04-10-2014 |
192099000 | Levers mounted on transversely engaging clutch | 2 |
20090084654 | Mechanism for adjustment of vehicle operating lever - An operating lever, for example for use in a vehicle, is provided. The operating lever may comprise a lever holder, and an operating component pivotably coupled to the lever holder. Manipulation of the operating component may regulate or control a “pulling margin” of a wire that operates a device such as a clutch. The operating component and the lever holder may contact each other circumferentially at a contact portion. At the contact portion, projections on respective surfaces of the operating component and lever holder may engage each other in such a way that when the operating component is turned to regulate the pulling margin, the operating component undergoes elastic deformation in a radial direction. In this way, a definite operating feel is transmitted to a person operating the operating component. | 04-02-2009 |
20090314605 | Motorcycle racing clutch lever release mechanism - A motorcycle racing clutch mechanism that provides the automatic release of the clutch lever and adjustability of the speed at which the clutch lever is automatically released using a hydraulic fluid flow. | 12-24-2009 |
20100193321 | CLUTCH ACTUATION SYSTEM - An actuation system for a double clutch. The actuation system has a guide sleeve disposed around transmission input shafts of a double-clutch transmission which is connected downstream and two pistons which are disposed on the sleeve axially displaceably by an actuator unit, each for actuating the clutches. The pistons can be displaced independently from each other, are locked into position, and overlap each other. | 08-05-2010 |
20110259705 | A Clutch Bearing, a Clutch Drive Device, and a Motor Vehicle Equipped with such a Bearing and with such a Device - This bearing ( | 10-27-2011 |
20130075224 | TRANSMISSION OVERDRIVE YOKE POSITION SENSOR FOR RANGE TRIGGER - Disclosed is an exemplary transmission clutch fork position sensor including an elongated bar and a clutch fork slidably engaging the elongated bar. A yoke bar includes a first end coupled to the clutch fork for concurrent movement therewith. A position sensor operably engages the yoke bar, and is operable for detecting a position of the yoke bar. | 03-28-2013 |
20130292224 | CLUTCH ACTUATOR FOR A VEHICLE - A clutch actuator for a vehicle includes a movable member connected to a power generating unit and configured to be linearly moved by power provided by the power generating unit, and a lever having a pivoting point at one end thereof and to which a release fork is connected at an opposite end thereof to provide a point of application, the lever being configured such that a location of the point of application is varied such that the lever is rotated about the pivoting point when a force point is pushed by the movable member and a length between the point of application and the force point is shortened when the lever is rotated about the pivoting point and a rotating force of the lever is improved as the release fork is moved toward the pivoting point. | 11-07-2013 |
20140110217 | DAMPERS FOR CLUTCH LINKAGES - A motor vehicle includes a clutch linkage connected to a throw out lever which is operated by a clutch pedal or said control lever biased by a return spring to a clutch engaged position. A damper with a cylinder housing a piston and a piston rod delays excessively rapid engagement of the clutch by engaging the clutch linkage to provide a force opposed to pressure from the return spring. The damper functions to prevent mechanical damage to the motor vehicle and to avoid discomfort to passengers. | 04-24-2014 |
20140138207 | CLUTCH ACTUATOR FOR VEHICLES - A clutch actuator for vehicles may include a lever lift engaged to a power generation unit so that the lever lift may be linearly moved by power generated from the power generation unit, wherein the lever lift includes an inclined surface provided on each of first and second ends thereof, and a lever provided between the lever lift and an actuating member that operates a diaphragm spring, wherein the lever includes lift protrusions formed at positions corresponding to respective inclined surfaces and contacting thereto, and wherein the lever may be configured such that when the lever lift linearly moves in a predetermined direction, the lift protrusions move along corresponding inclined surfaces, so that opposite ends of the lever pivotally rotate, whereby one of the opposite ends of the lever moves towards the actuating member. | 05-22-2014 |
20140166429 | CLUTCH ACTUATOR FOR VEHICLE - A clutch actuator for a vehicle includes a lifting member having a first end connected to a power generator, a middle portion provided with a hinge point, and a second end formed with an inclined plane, the lifting member being linearly moved by receiving a power from the power generator; a guide member provided at one side of the second end of the lifting member to rotate the second end of the lifting member around the hinge point as the lifting member is linearly moved while the inclined planes are supported; and a lever provided at one side of the lifting member and having a first end thereof supported by a clutch housing and a second end rotating around the first end by being pressed by the lifting member according to the movement/rotation of the lifting member, to engage with or release a clutch. | 06-19-2014 |
20140251751 | FORK FOR CLUTCH AND MANUFACTURING METHOD THEREOF - A fork for a clutch and a manufacturing method thereof are provided. The fork for a clutch may include C: 3.4˜3.9%, Si: 2.1˜2.5%, Mn: 0.2˜0.7%, P: 0.01% or less, S: 0.009˜0.02%, Cu: 0.2˜0.4%, and Mg: 0.04˜0.07% by weight ratio, with the remainder including iron (Fe) and other impurities. The material forming the fork for the clutch may have a structure in which spheroidal graphite is precipitated in an austenite matrix structure. | 09-11-2014 |
20140318924 | VEHICLE FRONT STRUCTURE - A vehicle front structure includes a cable member, one end portion of which is connected to a clutch pedal and the other end portion of which is detachably held by a retaining member arranged between an engine and a wall-like member arranged in front, in a vehicle longitudinal direction, of the engine, the cable member being arranged running across in back, in the vehicle longitudinal direction, of the wall-like member, and a protruding pressing member that is provided on a wall surface that faces a rear, in the vehicle longitudinal direction, of the wall-like member so as to face the cable member, and that detaches the other end portion of the cable member from the retaining member by pushing the cable member toward the rear in the vehicle longitudinal direction when a load is input from the front of the vehicle in the vehicle longitudinal direction. | 10-30-2014 |
20150101904 | SELF-PRELOADING SHIFT LEVER - An exemplary shift lever includes a mounting assembly, a flexible member coupled to the mounting assembly, and an interface coupled to the flexible member. The flexible member is resilient so as to provide a selected biasing force at a predetermined deformation angle, and flexible enough to elastically deform across a selected angular range. The mounting assembly is configured for connection with the input shaft of a transmission, and the interface is configured for connection with an output of a drive selector. | 04-16-2015 |
20160081277 | CLUTCH MECHANISM FOR A BALER - A clutch for selectively driving a mechanism. The clutch includes an engagement member movable between an engaged position for driving the mechanism and a disengaged position. The clutch also includes an actuation assembly having a first member pivotable about a pivot and cooperative with a control element for movement between a retaining position and a release position, and a second member pivotable about the pivot between the retaining position and the release position. The second member extends towards the engagement member in the retaining position for maintaining the engagement member in the disengaged position. The second member is pivotable about the pivot independently of the first member such that the second member is rotatable relative to the first member. | 03-24-2016 |
20090078529 | Lever system for actuating a clutch - A lever system for actuating a clutch in the power train of a motor vehicle or of a disc brake, including: a lever with a first side rotatably supported on about a pivot and with a side in functional connection with a pressing means, wherein said lever with a fulcrum rests on a runner unit that is displaceable in radial direction and which is displaceable by means of a motor-driven spindle, wherein said runner unit rests on a raceway and comprises at least one roller set with runners, wherein said roller set comprises at least three of said runners of which at least two of said runners include approximately equal first diameters and at least one of said runners includes a second diameter that is deviant from said first diameter. | 03-26-2009 |
20100170765 | Clutch unit - A clutch unit including a clutch hub that is non-rotatably mounted to a shaft. The clutch unit has at least two clutch elements that can be brought into frictional engagement with one another in order to transmit torque when the clutch unit is actuated through a mechanical actuation device. The actuation device is mounted and supported at the clutch unit. | 07-08-2010 |
20110303506 | Clutch-Release Bearing Device including a Wear Ring - A clutch-release bearing device includes a bearing having a non-rotating ring, a rotating ring with a rolling portion for supporting rolling elements, a contact portion extending from the rolling portion and radially away from the non-rotating ring, and a guide portion extending toward the non-rotating ring and disposed axially against the contact portion to form a fold, and at least one row of rolling elements disposed between the non-rotating and rotating rings. A wear ring is movably mounted on the guide portion of the rotating ring and is configured to contact the clutch mechanism diaphragm. The ring includes a polymeric body and a stiffening insert configured to stiffen the body, the body having a retaining portion disposed generally axially between the rotating ring rolling and contact portions and configured to axially retain the wear ring in relation to the rotating ring. | 12-15-2011 |
20120132500 | Transfer Case With Clutch Actuator - A transfer case for vehicles comprises: a first output shaft; a second output shaft; a clutch assembly disposed at the second output shaft, the clutch assembly including inner and outer drum members, one of the inner and outer drum members rotatable in association with rotation of the first output shaft and the other one of the inner and outer drum members coupled with the second output shaft, the clutch assembly further including a plurality of frictional clutch plates, the frictional clutch plates formed of at least one frictional clutch plate coupled with the inner drum member and at least one frictional clutch plate coupled with the outer drum member; an actuator shaft rotatably coupled with an actuator; and a clutch actuator means coupled with the actuator for applying axial force to the frictional clutch plates to transmit a drive torque of the first output shaft to the second output shaft. | 05-31-2012 |
20120267212 | CLUTCH LEVER FOR RACING CAR - A clutch lever for a centrifugal clutch is disclosed that is used to apply axial pressure on one or more clutch disc assemblies as a function of the rotational speed of the engine. The clutch levers are configured to be pivotably mounted with respect to the pressure plate. In accordance with an important aspect of the invention, the clutch levers are formed with two pieces. Together the two pieces form an entire clutch lever for use in a centrifugal clutch. One piece is formed as a replaceable nose piece or contact surface portion which obviates the need to replace the entire clutch lever when one becomes damaged. The other piece is complementary and is configured to be pivotably mounted with respect to the pressure plate, The two pieces are configured to be joined together to form a joint that opposes the shear force exerted on the contact surface when the clutch lever is applying axial forces against the clutch disc assemblies. As such, when the nose piece portion breaks, only one piece of the clutch lever needs to be replaced, lowering the cost as well as the labor required to replace the clutch lever. | 10-25-2012 |
20140299441 | DRY DUAL CLUTCH TRANSMISSION ACTUATION SYSTEM USING ELECTRICAL MOTOR WITH FORCE AIDED LEVER - An actuation system for actuating a clutch piston of a transmission includes an actuator and a lever. A first end of the lever is attached to the actuator. The lever is pivotable about a lever connection location. Movement of the actuator rotates the lever about the lever connection location. A spring assembly is pivotable about a spring connection location, and pivotably connected to the lever at a second end of the lever. When the actuator is disposed in an un-actuated position, the spring assembly is positioned such that a pre-loaded spring force is directed along a zero moment path to generate a zero moment in the lever. When the actuator is disposed in an actuated position, the spring assembly is rotated so that the spring force is directed along a moment generating path in order to generate a moment in the lever to rotate the lever. | 10-09-2014 |
20150308514 | CLUTCH WITH WIRE PIVOT RING HAVING STRAIGHT SECTIONS - A pivot ring for a clutch includes a central axis; a plurality of circumferentially curved portions; a plurality of engagement portions, each engagement portion circumferentially disposed between respective first and second circumferentially curved portions from the plurality of circumferentially curved portions and including: an alignment portion; a first and second stiffened attachment portions extending in lines from the alignment portion to the adjacent curved portions; and, first and second circumferential distal ends. Each engagement portion is arranged to receive a respective lever for the clutch; and, the first and second distal ends are arranged to fixedly connect to the clutch. Also presented is a clutch assembly including: an axis of rotation; a pressure plate having opposing first and second surfaces; a plurality of levers, and the pivot ring. Each lever is pivotably connected to a respective engagement portion, such that the plurality of levers is displaceable to close the clutch. | 10-29-2015 |
20090266672 | FORCE TRANSMISSION SYSTEM, IN PARTICULAR FOR A DRIVE SYSTEM OF AN ADJUSTING ELEMENT OF A MOTOR VEHICLE - In a force transmission system with a wrapping spring-type wraparound element and with a frictional surface assigned to the wraparound element, a switching device is provided for switching the wraparound element between two switching states is provided. In the first switching state, the wraparound element is operatively connected in a force-transmitting manner to the frictional surface. In the second switching state, it is operatively connected thereto in a non-force-transmitting manner. In the second switching state, the wraparound element is fully lifted off the frictional surface. The force transmission system is suitable in particular for a drive system of an adjusting element of a motor vehicle. | 10-29-2009 |
20140021007 | CLUTCH DRIVING MECHANISM AND METHODS OF MAKING AND USING THEREOF - A clutch driving mechanism, comprising a motor, a worm, a torsion spring and a clutch rotating arm, wherein the motor is rotationally coupled with the worm, wherein the worm is operably coupled to at least a portion of the torsion spring, and the torsion spring is operably coupled to at least a portion of the clutch rotation arm. | 01-23-2014 |
20090095592 | Secondary clutch lever - Disclosed is a secondary clutch lever device for any vehicle having a handlebar for steering and a primary clutch lever mounted the handlebar. The secondary clutch lever has an adjustment feature and is biased to return to a secondary neutral position allowing the primary clutch lever to return to a primary neutral position. An adjustment prevents the secondary clutch lever from returning to the secondary neutral position also preventing the primary clutch lever from returning to a primary neutral position thereby retaining tension on the clutch cable allowing a reduction in the coupling forces in a clutch assembly causing the clutch assembly to slip momentarily until rotational forces of the engine overcome the slippage fully engaging the clutch assembly thereby eliminating stalling during propulsion. | 04-16-2009 |
20140097061 | CLUTCH ACTUATION SYSTEM - A device and a method for rapid disengagement of a clutch ( | 04-10-2014 |
192099000 | Stationary levers | 2 |
20090084654 | Mechanism for adjustment of vehicle operating lever - An operating lever, for example for use in a vehicle, is provided. The operating lever may comprise a lever holder, and an operating component pivotably coupled to the lever holder. Manipulation of the operating component may regulate or control a “pulling margin” of a wire that operates a device such as a clutch. The operating component and the lever holder may contact each other circumferentially at a contact portion. At the contact portion, projections on respective surfaces of the operating component and lever holder may engage each other in such a way that when the operating component is turned to regulate the pulling margin, the operating component undergoes elastic deformation in a radial direction. In this way, a definite operating feel is transmitted to a person operating the operating component. | 04-02-2009 |
20090314605 | Motorcycle racing clutch lever release mechanism - A motorcycle racing clutch mechanism that provides the automatic release of the clutch lever and adjustability of the speed at which the clutch lever is automatically released using a hydraulic fluid flow. | 12-24-2009 |
20100193321 | CLUTCH ACTUATION SYSTEM - An actuation system for a double clutch. The actuation system has a guide sleeve disposed around transmission input shafts of a double-clutch transmission which is connected downstream and two pistons which are disposed on the sleeve axially displaceably by an actuator unit, each for actuating the clutches. The pistons can be displaced independently from each other, are locked into position, and overlap each other. | 08-05-2010 |
20110259705 | A Clutch Bearing, a Clutch Drive Device, and a Motor Vehicle Equipped with such a Bearing and with such a Device - This bearing ( | 10-27-2011 |
20130075224 | TRANSMISSION OVERDRIVE YOKE POSITION SENSOR FOR RANGE TRIGGER - Disclosed is an exemplary transmission clutch fork position sensor including an elongated bar and a clutch fork slidably engaging the elongated bar. A yoke bar includes a first end coupled to the clutch fork for concurrent movement therewith. A position sensor operably engages the yoke bar, and is operable for detecting a position of the yoke bar. | 03-28-2013 |
20130292224 | CLUTCH ACTUATOR FOR A VEHICLE - A clutch actuator for a vehicle includes a movable member connected to a power generating unit and configured to be linearly moved by power provided by the power generating unit, and a lever having a pivoting point at one end thereof and to which a release fork is connected at an opposite end thereof to provide a point of application, the lever being configured such that a location of the point of application is varied such that the lever is rotated about the pivoting point when a force point is pushed by the movable member and a length between the point of application and the force point is shortened when the lever is rotated about the pivoting point and a rotating force of the lever is improved as the release fork is moved toward the pivoting point. | 11-07-2013 |
20140110217 | DAMPERS FOR CLUTCH LINKAGES - A motor vehicle includes a clutch linkage connected to a throw out lever which is operated by a clutch pedal or said control lever biased by a return spring to a clutch engaged position. A damper with a cylinder housing a piston and a piston rod delays excessively rapid engagement of the clutch by engaging the clutch linkage to provide a force opposed to pressure from the return spring. The damper functions to prevent mechanical damage to the motor vehicle and to avoid discomfort to passengers. | 04-24-2014 |
20140138207 | CLUTCH ACTUATOR FOR VEHICLES - A clutch actuator for vehicles may include a lever lift engaged to a power generation unit so that the lever lift may be linearly moved by power generated from the power generation unit, wherein the lever lift includes an inclined surface provided on each of first and second ends thereof, and a lever provided between the lever lift and an actuating member that operates a diaphragm spring, wherein the lever includes lift protrusions formed at positions corresponding to respective inclined surfaces and contacting thereto, and wherein the lever may be configured such that when the lever lift linearly moves in a predetermined direction, the lift protrusions move along corresponding inclined surfaces, so that opposite ends of the lever pivotally rotate, whereby one of the opposite ends of the lever moves towards the actuating member. | 05-22-2014 |
20140166429 | CLUTCH ACTUATOR FOR VEHICLE - A clutch actuator for a vehicle includes a lifting member having a first end connected to a power generator, a middle portion provided with a hinge point, and a second end formed with an inclined plane, the lifting member being linearly moved by receiving a power from the power generator; a guide member provided at one side of the second end of the lifting member to rotate the second end of the lifting member around the hinge point as the lifting member is linearly moved while the inclined planes are supported; and a lever provided at one side of the lifting member and having a first end thereof supported by a clutch housing and a second end rotating around the first end by being pressed by the lifting member according to the movement/rotation of the lifting member, to engage with or release a clutch. | 06-19-2014 |
20140251751 | FORK FOR CLUTCH AND MANUFACTURING METHOD THEREOF - A fork for a clutch and a manufacturing method thereof are provided. The fork for a clutch may include C: 3.4˜3.9%, Si: 2.1˜2.5%, Mn: 0.2˜0.7%, P: 0.01% or less, S: 0.009˜0.02%, Cu: 0.2˜0.4%, and Mg: 0.04˜0.07% by weight ratio, with the remainder including iron (Fe) and other impurities. The material forming the fork for the clutch may have a structure in which spheroidal graphite is precipitated in an austenite matrix structure. | 09-11-2014 |
20140318924 | VEHICLE FRONT STRUCTURE - A vehicle front structure includes a cable member, one end portion of which is connected to a clutch pedal and the other end portion of which is detachably held by a retaining member arranged between an engine and a wall-like member arranged in front, in a vehicle longitudinal direction, of the engine, the cable member being arranged running across in back, in the vehicle longitudinal direction, of the wall-like member, and a protruding pressing member that is provided on a wall surface that faces a rear, in the vehicle longitudinal direction, of the wall-like member so as to face the cable member, and that detaches the other end portion of the cable member from the retaining member by pushing the cable member toward the rear in the vehicle longitudinal direction when a load is input from the front of the vehicle in the vehicle longitudinal direction. | 10-30-2014 |
20150101904 | SELF-PRELOADING SHIFT LEVER - An exemplary shift lever includes a mounting assembly, a flexible member coupled to the mounting assembly, and an interface coupled to the flexible member. The flexible member is resilient so as to provide a selected biasing force at a predetermined deformation angle, and flexible enough to elastically deform across a selected angular range. The mounting assembly is configured for connection with the input shaft of a transmission, and the interface is configured for connection with an output of a drive selector. | 04-16-2015 |
20160081277 | CLUTCH MECHANISM FOR A BALER - A clutch for selectively driving a mechanism. The clutch includes an engagement member movable between an engaged position for driving the mechanism and a disengaged position. The clutch also includes an actuation assembly having a first member pivotable about a pivot and cooperative with a control element for movement between a retaining position and a release position, and a second member pivotable about the pivot between the retaining position and the release position. The second member extends towards the engagement member in the retaining position for maintaining the engagement member in the disengaged position. The second member is pivotable about the pivot independently of the first member such that the second member is rotatable relative to the first member. | 03-24-2016 |
20090078529 | Lever system for actuating a clutch - A lever system for actuating a clutch in the power train of a motor vehicle or of a disc brake, including: a lever with a first side rotatably supported on about a pivot and with a side in functional connection with a pressing means, wherein said lever with a fulcrum rests on a runner unit that is displaceable in radial direction and which is displaceable by means of a motor-driven spindle, wherein said runner unit rests on a raceway and comprises at least one roller set with runners, wherein said roller set comprises at least three of said runners of which at least two of said runners include approximately equal first diameters and at least one of said runners includes a second diameter that is deviant from said first diameter. | 03-26-2009 |
20100170765 | Clutch unit - A clutch unit including a clutch hub that is non-rotatably mounted to a shaft. The clutch unit has at least two clutch elements that can be brought into frictional engagement with one another in order to transmit torque when the clutch unit is actuated through a mechanical actuation device. The actuation device is mounted and supported at the clutch unit. | 07-08-2010 |
20110303506 | Clutch-Release Bearing Device including a Wear Ring - A clutch-release bearing device includes a bearing having a non-rotating ring, a rotating ring with a rolling portion for supporting rolling elements, a contact portion extending from the rolling portion and radially away from the non-rotating ring, and a guide portion extending toward the non-rotating ring and disposed axially against the contact portion to form a fold, and at least one row of rolling elements disposed between the non-rotating and rotating rings. A wear ring is movably mounted on the guide portion of the rotating ring and is configured to contact the clutch mechanism diaphragm. The ring includes a polymeric body and a stiffening insert configured to stiffen the body, the body having a retaining portion disposed generally axially between the rotating ring rolling and contact portions and configured to axially retain the wear ring in relation to the rotating ring. | 12-15-2011 |
20120132500 | Transfer Case With Clutch Actuator - A transfer case for vehicles comprises: a first output shaft; a second output shaft; a clutch assembly disposed at the second output shaft, the clutch assembly including inner and outer drum members, one of the inner and outer drum members rotatable in association with rotation of the first output shaft and the other one of the inner and outer drum members coupled with the second output shaft, the clutch assembly further including a plurality of frictional clutch plates, the frictional clutch plates formed of at least one frictional clutch plate coupled with the inner drum member and at least one frictional clutch plate coupled with the outer drum member; an actuator shaft rotatably coupled with an actuator; and a clutch actuator means coupled with the actuator for applying axial force to the frictional clutch plates to transmit a drive torque of the first output shaft to the second output shaft. | 05-31-2012 |
20120267212 | CLUTCH LEVER FOR RACING CAR - A clutch lever for a centrifugal clutch is disclosed that is used to apply axial pressure on one or more clutch disc assemblies as a function of the rotational speed of the engine. The clutch levers are configured to be pivotably mounted with respect to the pressure plate. In accordance with an important aspect of the invention, the clutch levers are formed with two pieces. Together the two pieces form an entire clutch lever for use in a centrifugal clutch. One piece is formed as a replaceable nose piece or contact surface portion which obviates the need to replace the entire clutch lever when one becomes damaged. The other piece is complementary and is configured to be pivotably mounted with respect to the pressure plate, The two pieces are configured to be joined together to form a joint that opposes the shear force exerted on the contact surface when the clutch lever is applying axial forces against the clutch disc assemblies. As such, when the nose piece portion breaks, only one piece of the clutch lever needs to be replaced, lowering the cost as well as the labor required to replace the clutch lever. | 10-25-2012 |
20140299441 | DRY DUAL CLUTCH TRANSMISSION ACTUATION SYSTEM USING ELECTRICAL MOTOR WITH FORCE AIDED LEVER - An actuation system for actuating a clutch piston of a transmission includes an actuator and a lever. A first end of the lever is attached to the actuator. The lever is pivotable about a lever connection location. Movement of the actuator rotates the lever about the lever connection location. A spring assembly is pivotable about a spring connection location, and pivotably connected to the lever at a second end of the lever. When the actuator is disposed in an un-actuated position, the spring assembly is positioned such that a pre-loaded spring force is directed along a zero moment path to generate a zero moment in the lever. When the actuator is disposed in an actuated position, the spring assembly is rotated so that the spring force is directed along a moment generating path in order to generate a moment in the lever to rotate the lever. | 10-09-2014 |
20150308514 | CLUTCH WITH WIRE PIVOT RING HAVING STRAIGHT SECTIONS - A pivot ring for a clutch includes a central axis; a plurality of circumferentially curved portions; a plurality of engagement portions, each engagement portion circumferentially disposed between respective first and second circumferentially curved portions from the plurality of circumferentially curved portions and including: an alignment portion; a first and second stiffened attachment portions extending in lines from the alignment portion to the adjacent curved portions; and, first and second circumferential distal ends. Each engagement portion is arranged to receive a respective lever for the clutch; and, the first and second distal ends are arranged to fixedly connect to the clutch. Also presented is a clutch assembly including: an axis of rotation; a pressure plate having opposing first and second surfaces; a plurality of levers, and the pivot ring. Each lever is pivotably connected to a respective engagement portion, such that the plurality of levers is displaceable to close the clutch. | 10-29-2015 |
20090266672 | FORCE TRANSMISSION SYSTEM, IN PARTICULAR FOR A DRIVE SYSTEM OF AN ADJUSTING ELEMENT OF A MOTOR VEHICLE - In a force transmission system with a wrapping spring-type wraparound element and with a frictional surface assigned to the wraparound element, a switching device is provided for switching the wraparound element between two switching states is provided. In the first switching state, the wraparound element is operatively connected in a force-transmitting manner to the frictional surface. In the second switching state, it is operatively connected thereto in a non-force-transmitting manner. In the second switching state, the wraparound element is fully lifted off the frictional surface. The force transmission system is suitable in particular for a drive system of an adjusting element of a motor vehicle. | 10-29-2009 |
20140021007 | CLUTCH DRIVING MECHANISM AND METHODS OF MAKING AND USING THEREOF - A clutch driving mechanism, comprising a motor, a worm, a torsion spring and a clutch rotating arm, wherein the motor is rotationally coupled with the worm, wherein the worm is operably coupled to at least a portion of the torsion spring, and the torsion spring is operably coupled to at least a portion of the clutch rotation arm. | 01-23-2014 |
20090095592 | Secondary clutch lever - Disclosed is a secondary clutch lever device for any vehicle having a handlebar for steering and a primary clutch lever mounted the handlebar. The secondary clutch lever has an adjustment feature and is biased to return to a secondary neutral position allowing the primary clutch lever to return to a primary neutral position. An adjustment prevents the secondary clutch lever from returning to the secondary neutral position also preventing the primary clutch lever from returning to a primary neutral position thereby retaining tension on the clutch cable allowing a reduction in the coupling forces in a clutch assembly causing the clutch assembly to slip momentarily until rotational forces of the engine overcome the slippage fully engaging the clutch assembly thereby eliminating stalling during propulsion. | 04-16-2009 |
20140097061 | CLUTCH ACTUATION SYSTEM - A device and a method for rapid disengagement of a clutch ( | 04-10-2014 |