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Match Document Document Title
7563192 Toroidal-type continuously variable transmission  
A toroidal-type continuously variable transmission has a pair of input and output disks each including a first traction surface, power rollers each including a second traction surface and...
7491149 Fluid supply arrangement for a rolling-traction continuously variable ratio transmission unit  
A fluid display arrangement is disclosed for a rolling-traction continuously-variable ratio transmission unit in which drive is transmitted from one race to another by at least one rotating roller...
7481298 Lubricating structure of hydrostatic continuously variable transmission  
A lubricating structure for a hydrostatic continuously variable transmission. The structure includes an oil path arranged at an outer circumferential side of a clutch valve, and a lubricant oil...
7476175 Variator for an infinitely variable toroidal drive of a motor vehicle  
In a variator for an infinitely variable toroidal drive including a support trunnion rotatably supporting motion transmitting traction rollers and means for the lubrication and cooling of the...
7438659 Device for controlling belt lubrication and cooling of CVT (continuously variable transmission)  
A device for controlling belt lubrication and cooling of a CVT (Continuously Variable Transmission) is improved for minimizing fluid consumption and improving cooling efficiency by changing the...
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...
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...
7094175 Lubrication device for toroidal type continuously variable transmission  
A lubrication device for a toroidal type continuously variable transmission, which can set the speed change ratio continuously by transmitting a torque inputted from a power source by rolling...
7033302 Toroidal-type continuously variable transmission  
In the inner and outer surfaces of the retainer 34 b, there are formed recessed grooves 40 a, 40 a which serve as lubricating oil flow passages for allowing lubricating oil to flow into...
7029418 Toroidal type continuoulsy variable transmission  
A toroidai type continuously variable transmission wherein a rolling member is clamped between rotary members; and wherein a rolling face of rotary members being opposed to each other has a curved...
7001305 Toroidal type continuously variable transmission  
In a toroidal continuously variable transmission the amount of traction oil provided to contact areas between the power rollers and the input and output discs is increased as a power to be...
6729996 Field responsive fluids for lubrication and power transmission  
A transmission device that includes a driving member and a driven member in frictional engagement with the driving member. A traction fluid is included at a contact between the driving and driven...
6656080 Cooling and lubricating mechanism of toroidal continuously variable transmission  
Plural cooling passages extending radially are formed from the inner circumference to the outer circumference and within an output disk common to two toroidal transmission units. Lubricating oil...
6623399 Traction fluids  
Siloxane compositions are useful as traction fluids in traction drive systems which are subject to varied operating temperature and pressure conditions. Specific siloxane compositions included...
6524212 Toroidal-type continuously variable transmission for automobiles  
A toroidal-type continuously variable transmission (CVT), including rolling elements having traction surfaces cooperating with each other to transmit a power between the rolling elements via a...
6500088 Lubricating system for toroidal continuously variable transmission  
A lubricating system for a toroidal continuously variable transmission equipped with a trunnion rotatably supporting a power roller gripped between input and output disks so that a gyration angle...
6494806 Lubricating oil supply system for infinitely variable transmission  
A lubricating oil supply system for an infinitely variable transmission wherein the infinitely variable transmission has a transmission shaft provided with a lubricating oil path and is rotatably...
6368245 Toroidal-type continuously variable transmission  
In a toroidal-type continuously variable transmission, there is provided a thrust rolling bearing interposed between a power roller and a trunnion for supporting a thrust-direction load applied to...
6306060 Cooling fluid supply to hydraulically actuated rollers in a continuously-variable-ratio transmission  
A roller control unit for a CVT includes a cylinder (54) having a piston (70) positioned therein and operably connected to a roller assembly of said CVT thereby to control its position. The unit...
6273839 Roller control unit for a continuously-variable-ratio transmission  
A roller control unit (2) for a continuously-variable-ratio transmission includes a cylinder (6) having a cylinder wall and an end wall; and a piston (8), within the cylinder (6) and to which the...
6227996 Oil pressure control device of toroidal continuously variable transmission  
When an arm (100) of a forward/reverse detection mechanism (90) rotates, a spool (82) of a change-over valve (80) in contact with the arm (100) displaces in an axial direction, and a first valve...
6203467 Lubricating mechanism of toroidal continuously variable transmission  
A lubricating mechanism of a toroidal continuously variable transmission comprises a first supply port (107) for supplying lubricating oil to a contact surface of an input disk (17, 19) and output...
6176805 Angular bearing of dual cavity toroidal type continuously variable transmission  
An angular bearing of a dual cavity toroidal type continuously variable transmission, includes: a torque input shaft having a shaft-side raceway groove formed in an outer peripheral surface of a...
6142906 Hydraulic pressure control device of automatic transmission  
A toroidal continuously variable transmission (11) having power rollers (18A-18D) held between input discs (19, 20) and output discs (21, 22) and transmitting power and a torque converter (12)...
6110070 Lubricating structure of transmission  
A lubricating structure comprises an output gear 22 rotating as a unit with an output shaft 3 of a transmission mechanism, a gear 25 rotating as a unit with a counter shaft 27 and engaged with the...
6083137 Power roller bearing for troidal type continuous variable transmission system  
A power roller for a toroidal type continuous variable transmission system comprises a trunnion having a central shaft, a bearing outer race connected to the trunnion, one face of which is provided...
5993349 System for lubricating reverse sensor of toroidal type continuously variable transmission  
A reverse sensor lubrication system in a toroidal type continuously variable transmission is disclosed. The transmission includes a forward/backward mode switching mechanism, a toroidal type power...
5989150 Full toroidal type continuously variable transmission  
A friction roller is disposed in a full toroid groove formed by an an input disk and an output disk opposing each other, in contact with both the disks tiltably and rotatably. A roller supporting...
5971885 Roller assembly  
A roller assembly (10) for use in a toroidal-race rolling-traction variator or like device includes a roller mounted in a carriage (19) which is provided with passageways (33) so that cooling oil...
5899827 Loading cam for continuously variable toroidal transmissions  
A loading cam for continuously variable transmissions includes cam rollers contacting an input disk and a cam flange to press the input disk in the axial direction of a main shaft of the...
5746676 Friction type continuously variable transmission  
A friction type continuously variable transmission has double cones kept in contact with an input shaft and a drive cone and is capable of transmitting the rotation of the input shaft to an output...
5334097 Toroidal type continuously variable transmission supported by a common bearing and reaction stationary shaft  
In a toroidal type continuously variable transmission having an input disk, an output disk and power rollers sandwiched and frictionally engaged between the input and output disks so as to transmit...
5085091 Low friction traction drive assembly  
Friction in a traction drive assembly having counter-rotating races interconnected by drive balls captured by a stationary retainer is substantially reduced, and the life of the assembly is...
5035153 Lubrication system for roller transmission  
A lubrication system for a roller transmission having a sun roller, at least one row of planet rollers, and a surrounding ring roller. The lubrication system includes a fluid feed tube supplying...
5027668 Loading cam mechanism for toroidal type continuously variable transmission  
In a toroidal type continuously variable transmission having a center shaft, input and output discs mounted on the center shaft, friction rollers confined in a toroidal cavity formed between the...
4709589 Fixed ratio traction roller transmission  
In a fixed ratio planetary-type traction roller transmission wherein planetary traction rollers are disposed in the annular space between, and in engagement with, a traction ring and a central sun...
4660995 Hydrostatic axial thrust bearing structure  
In a hydrostatic axial thrust bearing structure in which two bearing members are disposed for movement relative to one another, a central bearing cavity adapted to receive pressurized bearing fluid...
4590815 Multiple cone type variable power transmission mechanism  
A computer controlled variable transmission in which power is transferred from an input shaft through gearing to idler comes mounted in sequence by gearing means then to an output shaft. The...
4487090 Friction drive transmission  
A frictional drive transmission is provided with a plurality of drive rollers disposed within an annular path created between a shaft and a cylindrical inner surface of a case. The drive rollers...
4464946 Control arrangement for the supply of lubricant to the bearings of an infinitely variable traction roller transmission  
In an infinitely variable traction roller transmission with traction rollers arranged between, and in engagement with, opposite toric discs for the transmission of motion therebetween, the traction...
4369667 Traction surface cooling method and apparatus  
A traction surface cooling method and apparatus for traction drive transmissions capable of continuous speed ratio variation in which a traction lubricant is circulated over a defined sector of a...
4296648 Lubricated friction speed change gearing  
A lubricated friction speed change gearing of the type which employs a plurality of cylindrical rollers mounted between a fixed outer race and a rotatable inner race in a compressed and elastically...
4187731 Variable speed traction transmission  
A variable speed gearless traction transmission particularly adapted for both power and manually operated vehicles, and when used on a power vehicle a continuous torque/speed take-off is provided...
4181030 Speedometer drive arrangement  
A continuously variable speedometer drive adapter including a housing with input and output shafts rotatably mounted therein, a first race secured to one of the shafts, a spring-loaded second race...
4161890 Friction drive contact zone  
In a friction type transmission two substantially rigid members are in frictional engagement at respective contact portions to provide a longitudinally extending contact zone therebetween. In some...
RE29631 Infinitely variable transmission with lubricating wick means  
A variable speed drive mechanism in which power is transmitted from an input driving disc to an output driven disc through an intermediate member of spherical configuration. The driving and driven...
4028952 Speed variator employing friction having an improved friction elements-tightening device  
This invention has for purpose to improve the conditions of the tightening of the friction elements in a speed variator intended in particular to be employed in an automobile vehicle. It resides...
3933054 Toroidal traction drive  
A toroidal traction drive with a pair of spaced discs having opposed annular grooves and mounted in the casing for independent but interrelated coaxial rotation, a plurality of rollers positioned...
3848476 TRACTION ROLLER TRANSMISSION  
A traction roller transmission having traction rollers arranged in the annular space between a traction ring and a sun roller disposed in the traction ring. The traction rollers are in frictional...
3837233 CONTINUOUSLY VARIABLE FRICTION DRIVE HAVING INTERMEDIATE MEMBER ENGAGED ON BOTH SIDES FOR INCREASED TORQUE TRANSMISSION  
The invention provides a continuously variable friction drive comprising first and second members rotatable about a first axis and having convex and concave driving surfaces respectively, a third...
Matches 1 - 50 out of 76 1 2 >