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Patent Searching and Data


Matches 551 - 600 out of 7,380

Document Document Title
WO/2001/044687A1
A continuously variable reversible transmission including an input shaft (2), a housing (1), an input arm (4), first and second CVT shafts (5.6), a fixed input wheel (35), a ratio selector mechanism, an overall output wheel (36) and an o...  
WO/2001/044690A2
The invention relates to a transmission for automotive use, comprising a planetary gear system that receives power in the planetary holder and initially transmits said power in a direct manner with low passage ratio by means of the sun g...  
WO/2001/042684A1
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) whi...  
WO/2001/038758A1
A continuously variable transmission is disclosed for use in rotationally or linearly powered machines and vehicles. The single axle transmission provides a simple manual shifting method for the user. An additional embodiment is disclose...  
WO/2001/033106A1
An infinitely variable transmission comprising a pair of rotary, generally conical, torque-transmitting members (20, 22), each being mounted for rotation on its geometric axis (82, 84), the angularity of the axes, one with respect to the...  
WO/2001/027497A1
The invention relates to a continuously variable friction wheel gearbox (1) comprising a housing (2), a main shaft (3) with a co-axial hollow shaft (4) and two drive units, each comprising an input and an output disc (5, 6, 7, 8), with f...  
WO/2001/023783A1
An alarm is emitted when a vehicle attempts to start when the speed ratio of a toroidal continuously variable transmission is small. A sensor (63. 67. 73) detects that the speed ratio is smaller than a predetermined range. A microprocess...  
WO/2001/021981A2
An apparatus and method for operating a continuously variable transmission (CVT), such as a toroidal drive type transmission, is disclosed. The CVT is selectively operated in either a torque control strategy and a ratio control strategy,...  
WO/2001/019637A1
The invention relates to a gearbox unit, especially for a motor vehicle. The unit comprises a housing with a drive shaft, at least one driven shaft (1) and a continuously variable transmission (3) with an arrangement for changing the tra...  
WO/2001/020193A1
The invention relates to a mechanical transmission, comprising: a frame; an input shaft with a first friction surface, which shaft is arranged rotatably on the frame; an output shaft with a second friction surface arranged rotatably on t...  
WO/2001/020192A1
Disclosed is a nonstop speed change friction apparatus capable of effectively transmitting a driving force of a driving part to a driven part and exhibiting a wide speed change range. The nonstop speed change friction apparatus variably ...  
WO/2001/016505A1
The vectorial transmission contains driving and driven wheels that are coupled to each other through direct friction coupling or by driving belt and, there is a shaft deviation angle between their axles. A shaft deviation angle control d...  
WO/2001/002751A1
A continuously variable drive transmission (11) for transmitting torque between input and output drive members (18, 38), of the type having planetary members (15) in rolling contact with radially inner and outer races (13, 14) each compr...  
WO/2001/001018A1
The invention relates to a friction-wheel planetary gear (10, 10a). Said friction-wheel planetary gear (10, 10a) has bevel gears (12, 42) which roll off on a friction wheel (14) and drive a gear output shaft (26). The pressure force betw...  
WO/2000/079151A1
CVT/IVT component comprising a race way during operation in contact with the race way of a further component of the CVT/IVT. It is proposed to produce such a component from a steel consisting of 0.85-0.95 wt % C, up to 0.15 wt % Si, 1.30...  
WO/2000/079150A1
An end disc assembly for an infinitely variable transmission of the toroidal race rolling friction type comprises an end disc (36) mounted on a shaft (30). Interposed between the disc (36) and s haft (30) is a spherical bearing (32, 38) ...  
WO/2000/079016A1
Rolling structure steel, comprising: 0.90-1.00% by wt. C; 0.95-1.05 % by wt Si; 0.25-0.45 % by wt Mn; 0.015 % by wt S max.; 0.025 % by wt. P max.; 1.30-1.50 % by wt. Cr, and 0.17-0.20 % by wt. Mo. Preferably this steel is produced by aus...  
WO/2000/077423A1
Transmission with a ring (1') or belt nipped between two rotating elements (3, 2') of which at least one is cone-shaped. The rotating elements have two parallel lines (A'-A'', B'-B'') at their closest point. The ring encompasses one of t...  
WO/2000/077268A2
IVT component, comprising an input and an output disk. Each disk is provided with a raceway and raceways of the input and output disk are faced to each other. The rollers are provided in between. The rollers have a surface engaging the r...  
WO/2000/070241A1
The present invention pertains to the field of machine-tooling and essentially relates to a continuously variable transmission that comprises a central shaft (1), an epicycle (5) having outer central discs (4) attached thereon, solar whe...  
WO/2000/060254A1
A power roller bearing (11) of a toroidal type continuously variable transmission used as a transmission of a car, comprising a power roller (10), an outer ring (13), a plurality of balls (12), and a cage (14), wherein annular raceway tr...  
WO/2000/052358A1
A variator transmission apparatus (10) comprises an input shaft (12), one or more input discs (14, 16) mounted on the shaft for rotation therewith, one or more inner discs (18, 20), the input and output discs defining between them one or...  
WO/2000/037276A1
The invention relates to a transmission (1) with a continuously variable transmission ratio, especially for motor vehicles. The transmission (1) has an input shaft (2), several sub-transmissions (3, 5), which are connected to the input s...  
WO/2000/034687A1
The invention relates to a continuously variable friction gear. Pairs are formed from one input disk (3, 4) and one output disk (5, 6) respectively and the two output disks (5, 6) are arranged so that they are inversely symmetrical to ea...  
WO/2000/015978A1
The present invention relates to the supply of hydraulic actuation and cooling fluid to the roller actuation pistons and rollers provided in an IVT. The IVT assembly (10) includes a split casing (12a, 12b) and a manifold (28) that compri...  
WO/2000/015980A1
An IVT assembly (10) comprises an outer casing (12) and a plurality of hydraulically operated roller control pistons (16). The pistons (16) are mounted in a cylinder block (14) and hydraulic fluid is supplied to said pistons via a hydrau...  
WO/2000/011011A1
The invention relates to a 3'-desoxypentopyranosyl nucleic acid consisting substantially of 3'-desoxypentopyranosyl nucleosides of formula (I) or formula (II), its production and its use in the preparation of a therapeutic or diagnostic ...  
WO/2000/011371A1
An infinite variable transmission with input shaft (52), planetary carrier (28), planetary pulleys (36) and planetary gears (32) with planetary axles (30) equiangularly disposed on the carrier (28). Variable pitch pulley (41) adjust a se...  
WO/2000/008358A1
An apparatus for changing revolutions, consisting of a stator (1), the internal diameter of which decreases in the direction of a longitudinal axis (100), and in the stator (1) there is seated a rolling main satellite (2) which bears aga...  
WO/2000/001963A1
A differential device, comprising (a) a casing having an opening part in both side walls, (b) a pair of disk plates which are stored rotatably and opposedly to each other in the casing, of which connection part with a shaft is supported ...  
WO/1999/058883A1
The present invention provides an hydraulic control circuit for a continuously-variable-ratio transmission. An hydraulic control circuit for a CVT transmission includes a first hydraulic pressure control valve V¿1? for controlling the p...  
WO/1999/057460A1
The invention relates to a toroidal drive comprising an input shaft (3) and a torque transmission shaft (20) positioned coaxially in relation to same, as well as two input disks (5, 12) and two output disks (6, 11) assigned to the input ...  
WO/1999/056036A1
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 includes a lubrication supply which compri...  
WO/1999/056037A1
The present invention describes a way of transmitting torque by friction: traction rollers (38), drivingly connected to the output shaft (29), are disposed between a fixed toroidal plate (19) and an input toroidal plate (25). The tractio...  
WO/1999/054645A1
A roller gear, especially a toroidal gear, with an infinitely variable speed increase ratio. A friction wheel (6) is arranged between a drive disc(2) and a driven disc (3). Said friction wheel is rotationally mounted on a support (7). Th...  
WO/1999/054646A1
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 roller assembly (4) is connected for move...  
WO/1999/040345A1
A continuously variable transmission for varying the speed ratio of an output shaft (47) relative to an input shaft (26) driven by a vehicle engine or other input power source. The power transmission includes a driven input member (21) c...  
WO/1999/039115A1
The invention relates to infinitely adjustable rolling-contact gears, preferably for use in vehicle manufacture, comprising at least one tapered disk (10, 11; 100, 110), a group of rotationally mounted planetary rollers (3; 30) which hav...  
WO/1999/035417A1
A continuously variable transmission device of the type having planetary members (25) in rolling contact with radially inner (23) and outer (26) races each comprising two axially spaced parts, with control means (30) for selectively vary...  
WO/1999/034133A1
A drive mechanism for an infinitely-variable-transmission in which a relatively flexible member (32) connects one or other of the discs (14) to the shaft (10), thereby to accommodate a degree of shaft flexing without distortion of the to...  
WO/1999/034134A1
The present invention provides an infinitely-variable-ratio transmission (30) in which the two input discs (38, 40) are mounted on an intermediate or auxiliary input shaft (36) which is splined to the main input shaft (32) for rotation t...  
WO/1999/030059A1
The friction gear has an input shaft (3) and a torque shaft (20) arranged in a coaxial position thereto, in addition to two input disks (5,12) and output disks (6,12) disposed in pairs and between which friction wheels are placed and fas...  
WO/1999/020918A1
A continuously variable transmission (100) having a plurality of rotatable power adjusters (122) for transmitting power from a driving member (120) to a driven member (170). Each power adjuster (122) is frictionally interposed between th...  
WO/1999/019202A1
An apparatus for linearly driving a vehicle or machine. The apparatus includes a frame (102), at least one drive wheel (104), and at least one rotatable driver (106), rotatably mounted with respect to the frame (102). Further, the system...  
WO/1999/008024A1
Even in the case where a driver switches a select lever from D range to N range and returns it back to D range during the running of a vehicle, a speed change control device prevents the operation of sudden speed change caused by a diffe...  
WO/1999/008020A1
A toroidal-type continuously variable transmission in which a stable reduction ratio can be obtained regardless of the driving condition by restraining the inclination of a support axis supporting a power roller against a trunnion. A sup...  
WO/1999/005432A1
The invention relates to an infinitely variable toroidal drive, comprising a housing (1), an input shaft (3), a torque shaft (34), two input discs (5, 15) with toroidal inner surfaces and two output discs (6, 16) with toroidal inner surf...  
WO/1999/005434A1
The invention relates to an infinitely variable toroidal drive, comprising a housing (1), an input shaft (3), a torque shaft (34), two input discs (5, 15) with toroidal inner surfaces and two output discs (6, 16) with toroidal inner surf...  
WO/1999/005431A1
The invention relates to an infinitely variable toroidal drive, comprising a housing (1), an input shaft (3), a torque shaft (34), two input discs (5, 15) with toroidal inner surfaces and two output discs (6, 16) with toroidal inner surf...  
WO/1999/005433A1
The invention relates to an infinitely variable toroidal drive, comprising a housing (1), an input shaft (3), a torque shaft (34), two input discs (5, 15) with toroidal inner surfaces and two output discs (6, 16) with toroidal inner surf...  

Matches 551 - 600 out of 7,380