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WO/2002/053944A1 |
A lubricating device for a toroidal type continuously variable transmission which is enabled to set a gear ratio continuously by transmitting a torque inputted from a power source, by rollers contacting through an oil film and having the...
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WO/2002/052171A1 |
A transmission (100) for a continuous variation of the rotational speed between a driving member and a driven member, a rotatable driving shaft (1) mounted to the driving member, a driving cone (2) engaged with the driving shaft (1), an ...
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WO/2002/048578A1 |
A toroidal type continuously variable transmission, in which a roller is sandwiched in a rotatable state by an input disk and an output disk arranged rotatably to confront each other on a common axis, in which an actuator is provided for...
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WO/2002/044587A1 |
A control system (34) suitable for controlling the rollers (26) in an infinitely-variable-ratio transmission (10) is provided with an hydraulic piston arrangement (36) in which a roller support stem (38) is connected to a proximal end (4...
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WO/2002/038984A1 |
A toroidal continuously variable transmission, comprising input and output disks having traction surfaces of recessed arc shape in cross section formed between small and large diameter end parts and coaxially disposed in the opposed stat...
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WO/2002/025140A1 |
Opposing inclined planar sides (31, 32) on outer circumferences of the drive ring (30) have a high friction coefficient for enhanced engagement and power transmission between the pulleys (10, 20) and the drive ring (30). The drive ring (...
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WO/2002/025106A1 |
The invention relates to a starting device for internal combustion engines that comprises a drive (16) and a gearing mechanism (22), which is arranged down from said drive (16) and which has variable gear ratio. The starting device (10) ...
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WO/2002/016803A1 |
The present invention relates to a variable traction drive transmission system. There is described a variable transmission system comprising input and output plates (11,14) each formed with a toroidal surface (12,15) having inner and out...
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WO/2002/012754A1 |
The invention relates to an infinitely variable toroidal drive comprising several drive units. Each drive unit has an input disc (4), positioned coaxially in relation to the input shaft with a toroidal inner surface and an output disc (5...
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WO/2002/008639A1 |
The invention comprises a belt drive ring CVT coupler. Drive rings (10, 11) are rotatably connected to each end of a frame (15). Belts (21, 22) are trained around the drive rings. The relative spatial arrangement of the axis of rotation ...
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WO/2002/008637A2 |
A continuously variable mechanical transmission comprised of two wheels, either friction or toothed, of which one or both are in the shape of hemispheres. A hemisphere wheel (2) is mounted through a bearing (9) on a fork (4) with two piv...
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WO/2002/006702A1 |
The invention relates to a stepless friction drive (1) in which friction wheels (2) are mounted. Said friction drive is provided with a system that allows a compensatory displacement of the corresponding friction wheel (2) when the input...
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WO/2002/006703A1 |
The invention relates to an infinitely variable friction gear with two gear units and a traction element (3) which winds around the carriers (1, 2) of each gear unit in the form of a figure 8. Each carrier (1, 2) is provided with a compe...
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WO/2002/006706A1 |
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 compris...
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WO/2002/004165A1 |
A method of manufacturing a disk for variator, comprising the steps of finishing the outer peripheral surface (5) of an input disk (D1) with an input shaft (6) used as a machining reference in the state of the spline hole (4) of the inpu...
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WO/2001/098685A1 |
A mechanism (25) for transmitting torque from one or between several torque transmitting members (14A, 16A) for which sliding in the axial direction between the torque transmitting surface(s) of the mechanism (25) and the member(s) (14A,...
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WO/2001/094811A1 |
The invention comprises a geared drive ring coupler. The geared drive ring coupler comprises two pairs of adjacent drive rings (1, 2, 3, 4) rotatably connected to each end of a frame (5). Each pair of drive rings (1, 2, 3, 4) is meshed t...
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WO/2001/069105A1 |
The invention conprises a drive ring CVT belt. In a CVT transmission, each variable diameter pulley (11, 12) as a drive ring (26, 36) trained around the sheaves. Each drive ring may comprise any high modulus material such as plastic or m...
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WO/2001/063148A1 |
The invention relates to a transmission unit, especially for motor vehicles, provided with a housing, an input shaft, an output shaft, and with a friction gear which has a variator. The transmission element comprises, as a starting eleme...
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WO/2001/057417A1 |
A toroidal type continuously variable transmission, comprising a pair of disks (5, 10) opposed to each other and a rotor (17) provided in a toroidal space (S) formed between the disks (5, 10), wherein a torque is transmitted between the ...
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WO/2001/053719A1 |
Gearing for conveying rotary motion with cone rollers and friction ring assembly shown on figure 4 is used for continuous transmission ratio change comprising two identical cone rollers (1) with parallel middle axes (O), the said rollers...
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WO/2001/053720A1 |
The invention relates to a device for providing an axial force subject to a torque, which device comprises: a first shaft with a friction surface comprising at least a radial directional component; a second shaft which is placed parallel...
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WO/2001/046604A2 |
The inventive continuously variable friction gear transmission comprises a housing and a variator, which is inserted therein and which is mounted in a power frame. In order to provide this variator in the form of an operationally capable...
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WO/2001/044688A1 |
A multiplier of revolutions comprising a source (1) of a precession motion, from which a rigid procession shaft (2) is protruding, which is provided at its end with the first friction area (3), on which the second friction area (4) is be...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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) ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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