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| Number | Title | Issue Date |
| 8083637 | Toroidal continuously variable transmission The support beam 34 having the cylindrical convex surface 33 is provided at the intermediate portion of the trunnion 9b. The recess 38 of the partial cylindrical surface formed on the outside of the outer ring 37 on the thru... | 12/27/2011 |
| 7384368 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission includes an input shaft, an input disk and an output disk, plural power rollers, a power roller bearing, an oil passage, and a mesh filter. The input and output disks are supported mutually concentrically with the i... | 06/10/2008 |
| 7318514 | Low-friction sliding member in transmission, and transmission oil therefor A low-friction sliding member in a transmission is at least one of sliding members which are in slidable contact with each other in presence of a transmission oil composition. The low-friction sliding member includes a base material having a sliding section. A hard ... | 01/15/2008 |
| 7217220 | Drive roller control for toric-drive transmission A toric-drive transmission comprising a drive disk for receiving a power input. A driven disk transmits a power output. A roller device has a roller displaceably mounted between the drive disk and the driven disk. The roller has three rotational degrees of freedom. ... | 05/15/2007 |
| 7214159 | Continuously variable planetary gear set A continuously variable planetary gear set is described having a generally tubular idler, a plurality of balls distributed radially about the idler, each ball having a tiltable axis about which it rotates, a rotatable input disc positioned adjacent to the balls and ... | 05/08/2007 |
| 7211024 | Toroidal type continuously variable transmission A toroidal continuously variable transmission in which a rolling member is arranged between a pair of rotary members with contacting its outer circumferential face with a rolling face of those rotary members being opposed to each other through an oil film, and in wh... | 05/01/2007 |
| 7201701 | Power roller support structure for toroidal continuously-variable transmission A power roller supporting structure for a toroidal continuously variable transmission, including a moveable disk, a stationary disk, the disks being rotatable about a first axis, power rollers disposed between the moveable and stationary disks and rotatable about a ... | 04/10/2007 |
| 7104919 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission, has: first and second disks; a plurality of trunnions; a plurality of displacement shafts respectively supported on associated trunnions; a plurality of power rollers respectively interposed between the first and s... | 09/12/2006 |
| 7077781 | Power roller unit for toroidal-type continuously variable transmission A power roller unit for a toroidal-type continuously variable transmission, has: a trunnion including a support plate portion, a pair of bent wall portions, two pivot shafts, and a connecting member; a displacement shaft; a power roller; a thrust ball bearing includ... | 07/18/2006 |
| 7077780 | Toroidal type continuously variable transmission A toroidal type continuously variable transmission comprises input and output discs coaxially and rotatably arranged about a common axis. The input and output discs have respective toroidal concave surfaces which face each other. Power rollers are arranged each havi... | 07/18/2006 |
| 7077023 | Toroidal continuously variable transmission In a toroidal continuously variable transmission, a roller-and-cage bearing assembly is interleaved between a power-roller outer ring and a trunnion power-roller accommodating portion to permit a parallel translation of a power roller in an axial direction of input ... | 07/18/2006 |
| 7033302 | Toroidal-type continuously variable transmission In the inner and outer surfaces of the retainer 34b, there are formed recessed grooves 40a, 40a which serve as lubricating oil flow passages for allowing lubricating oil to flow into pockets. Where the axial-direction depth ... | 04/25/2006 |
| 7014588 | Toroidal-type continuously variable transmission and continuously variable transmission apparatus A plurality of projecting portions are provided on and projected from part of an outer peripheral surface of an input side disk. A plurality of transmitting projection pieces are provided on a base end portion of a transmission shaft. The transmitting projection pie... | 03/21/2006 |
| 7004883 | Toroidal-type continuously variable transmission A trunnion of a toroidal-type continuously variable transmission has a support plate portion for supporting a displacement shaft and a pair of bent wall portions respectively bent toward the inner surface side of the support plate portion. The support plate portion ... | 02/28/2006 |
| 7004882 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission which includes: a casing; input and output disks respectively including inner surfaces, disposed concentrically with each other inside the casing, and supported so as to rotate independently of each other; a plurali... | 02/28/2006 |
| 6991580 | Toroidal variable-speed drive unit A toroidal variable-speed drive unit includes at least one axial offset transmission, at least one actuating member, pivotable supporting journals, and rollers arranged on the pivotable supporting journals which are coupled to one another by the at least one axial o... | 01/31/2006 |
| 6979277 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission, includes: a trunnion including: a support plate portion; and a pair of bent wall portions formed in longitudinal-direction two end portions of the support plate portion and bent on an inner surface side of the supp... | 12/27/2005 |
| 6971801 | Bearing unit A bearing unit includes: a housing; a shaft passing through the housing and rotatably supported on the housing; and a pair of rolling bearings disposed between the housing and the shaft and fitted to two positions on the shaft, which are axially spaced apart from ea... | 12/06/2005 |
| 6960151 | Toroidal continuously variable transmission The toroidal continuously variable transmission comprises a drive shaft which is rotationally driven by an engine, an input shaft which is disposed adjacent to and coaxially with this drive shaft, input disk which rotate integrally with the input shaft, output disks... | 11/01/2005 |
| 6953414 | Trunnion linkage structure for toroidal continuously variable transmission and method of assembling the structure A trunnion linkage structure of a dual-cavity toroidal CVT, including trunnions each having an axial end portion, an upper link coupled to the axial end portion through a connection hole, a stop and a snap ring mounted to the axial end portion of the trunnion, and a... | 10/11/2005 |
| 6945904 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission has: an input shaft; an input disk and an output disk; a displacement shaft having a support shaft portion and a pivotal shaft portion; a trunnion having a support hole for supporting the support shaft portion; a fi... | 09/20/2005 |
| 6932736 | Toroidal continuously variable transmission In a toroidal continuously variable transmission having a plurality of power rollers interposed between input and output disks under axial preload and using a tapered roller bearing as a power roller bearing, a radial load and a thrust load acting on an inner race a... | 08/23/2005 |
| 6923743 | Toroidal continuously variable transmission In a toroidal CVT includes a power roller interposed between input and output disks under a preload, a trunnion supports the power roller to permit a tilting motion of the power roller about a trunnion axis perpendicular to a power-roller rotation axis and to permit... | 08/02/2005 |
| 6921350 | Toroidal continuously variable transmission A toroidal continuously variable transmission includes an input disk, an output disk facing the input disk, a power roller gripped between the input disk and output disk, a pedestal which supports the power roller free to rotate about a power roller rotation axis, a... | 07/26/2005 |
| 6908410 | Thrust bearing and toroidal type continuously variable transmission provided with the same In a toroidal type continuously variable transmission, a power roller bearing that serves as a thrust bearing includes an inner race composed of a part of a power roller, an outer race opposed to the inner race, and balls arranged for rolling motion between the oute... | 06/21/2005 |
| 6878091 | Infinitely variable friction gear The invention relates to an infinitely variable friction gear with several frictional wheels which are to transmit via the driving power. The frictional wheels are rotationally mounted in combined axial-radial-bearings (2), which comprises split bearings (... | 04/12/2005 |
| 6875151 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission has an input disk, an output disk, a pressing device for pressing said first disk toward said second disk, a plurality of trunnions having a pair of first support shafts for supporting a plurality of power rollers, ... | 04/05/2005 |
| 6866609 | Continuously variable traction drive with traction rollers having a caster angle A traction drive having multiple toroidal discs and power rollers located in toroidal cavities defined by the discs. Each roller is mounted in a trunnion and the trunnion is positioned in a gimbal frame wherein the axis of the trunnion is displaced through a caster ... | 03/15/2005 |
| 6832971 | Toroidal continuously variable transmission A power roller for a toroidal continuously variable transmission includes: an inner wheel, an outer wheel a power roller bearing for bearing the inner wheel. The power roller bearing includes an inner wheel orbital face formed on the inner wheel, an outer wheel orbi... | 12/21/2004 |
| 6814685 | Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a process for producing the rolling element A rolling element for a continuously variable transmission, including input and output disks and a power roller interposed between the input and output disks, the power roller including an inner race, an outer race and a plurality of rolling members interposed betwe... | 11/09/2004 |
| 6746365 | Toroidal-type continuously variable transmission The toroidal-type continuously variable transmission comprises an input shaft rotatably supported, an input side disk, an output side disk, a plurality of trunnions, a plurality of power rollers, and a plurality of thrust rolling bearings 32, in which the mut... | 06/08/2004 |
| 6746364 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission includes an oil supply passage formed in a trunnion, for lubricating bearing parts supporting power rollers. The oil supply passage is structured by a groove formed in the inner surface of the trunnion and a plate-s... | 06/08/2004 |
| 6733415 | Power roller for a toroidal continuously variable transmission In a power roller for a toroidal continuously variable transmission, temperature rise of a power transmission part can be prevented by suppressing the heat in a rolling contact part between a ball and an inner race groove. By setting a radius of curvature of an inne... | 05/11/2004 |
| 6733416 | Toroidal type continuously variable transimission In a toroidal type continuously variable transmission, a pair of power rollers are operatively interposed between input and output discs. Each power roller includes a power inner roller frictionally engaged with the input and output discs, a power outer roller recei... | 05/11/2004 |
| 6612962 | Toroidal continuously variable transmission A toroidal continuously variable transmission (10) comprises input disks (18a, 20a), output disks (18b, 20b) facing the input disks, power rollers (18c, 18d, 20c, 20d) gripped between the input disks and output disks, a pedestal (94) which supports the po... | 09/02/2003 |
| 6592491 | Toroidal type continuously variable transmission In a toroidal type continuously variable transmission, first pivot shafts provided on both ends of first trunnions are supported within support holes formed in yokes secured to an inner surface of a casing. The support portions are provided with ball spli... | 07/15/2003 |
| 6575869 | Traction-drive, continuously variable transmission An infinitely variable traction drive variator comprising at least one pair of toroidal discs with torque-transmitting traction rollers situated between the discs. As one disc drives the other, the effective radius of the point of contact of the rollers o... | 06/10/2003 |
| 6565478 | Toroidal continuously variable transmission A toroidal CVT is comprised of an input disc, an output disc coaxial with the input disc, and a power roller disposed on opposite surfaces of the input and output disc to transmit power from the input disc to the output disc. Dimensions and relationship o... | 05/20/2003 |
| 6565477 | Power roller assembly for a toroidal-type continuously variable transmission A power roller assembly for a toroidal-type CVT, including a pair of races formed with bearing surfaces opposed to each other, a plurality of rolling elements rotatably disposed between the races in contact with the bearing surfaces, and an iron phosphate... | 05/20/2003 |
| 6561946 | Toroidal-type continuously variable transmission A toroidal-type continuously variable transmission includes first and second disks, a trunnion and a power roller. The first and second disks are coaxially and rotatably supported in a state that inner surfaces thereof are opposed to each other. The trunn... | 05/13/2003 |
