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Matches 501 - 550 out of 7,381

Document Document Title
WO/2003/019044A1
A continuously variable transmission apparatus includes a plurality of balls (36) driven to rotate by a central wheel (34), the same number of power rollers (40) as the balls (36) supported and driven to rotate by two adjacent balls, and...  
WO/2003/004906A1
The invention relates to a variable speed transmission arrangement with a central shaft (4) which passes through a central wheel (7-1, 7-2, 7-3) of a toroidal drive (8) with clearance and which is rotationally fixed to a planet carrier (...  
WO/2002/097304A1
A rolling drive transmission, e.g. an infinitively variable transmission, comprises at least two rotatable bodies (1,2) which are in rolling contact with each other so as to transmit a drive torque, wherein the contact surfaces (4,5) of ...  
WO/2002/097303A1
A continuously-variable transmission device, a power split transmission system and an apparatus using either this device or system, wherein the power input to the transmission device is transmitted to a spherical rotor at an inpit side; ...  
WO/2002/090798A1
The invention relates to a continuously variable toroidal gear comprising two gear units. Said gear is configured in such a way that the two supports of each gear unit are interconnected by two continuous chains (1, 2) running respective...  
WO/2002/090797A2
The continuously variable friction gear having two gear units is configured in such a way that both carriers of each gear unit are connected to one another by two endless chains extending at an angle relative to the longitudinal axis of ...  
WO/2002/088577A1
A hydraulic control circuit is disclosed for a continuously variable transmission comprising a continuously variable ratio transmission unit ('variator') 10, the circuit comprising a supply line 106 and means (which may take the form of ...  
WO/2002/088573A2
A continuously variable transmission (100) having a longitudinal axis, comprising; a plurality of speed adjusters (1), each having a tiltable axis of rotation, and each speed adjuster located radially outward from the longitudinal axis; ...  
WO/2002/084622A2
Continuously variable transmission (20) consists of two rolling friction planetaries with a transversely mounted disk (56) interposed between wheels (46, 86, 68, 106) of the planetaries. Varying the position of the disk (56) varies the s...  
WO/2002/079675A1
A variator assembly is disclosed comprising a variator of the toroidal-race rolling-traction type having input and output discs, rollers which are acted on by hydraulic roller control actuators and are positioned between the discs to tra...  
WO2001021981A9
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/2002/077491A1
The invention relates to mechanical engineering and can be used for all branches of economy for transforming (especially by a stepless transformation) a rotational motion. The engagement of a rotary transmission is performed by two discs...  
WO/2002/066865A1
The invention relates to mechanical engineering and can be used, in particular for wind power stations as a variable gear between a wind wheel and a generator. The inventive planetary disk-type variator comprises a body with a carrier ar...  
WO/2002/066863A1
This mechanical speed variator has the characteristic of consisting of an idle barrel-shaped rolling body (6) interposed between two flat surfaces (1, 4), specifically a driving and a driven surface, rotating with their axes slightly inc...  
WO/2002/057655A1
A toroidal continuously variable transmission, wherein a rolling element (4) having outer peripheral surfaces in contact through oil film with the opposed rolling surfaces of a pair of rotating members is disposed between the pair of rot...  
WO/2002/057656A1
A slide rotation body that is rotatably supported by a support shaft within a toroidal type stepless speed changer and that slides with respect to another member, wherein when the maximum shear stress depth produced during maximum decele...  
WO2002008637A3
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...  
WO/2002/053947A1
A toroidal type continuously variable transmission in which a roller for intermediating transmission of a torque is clamped between at least one pair of rotary members and in which a holding force for holding the roller in a direction of...  
WO/2002/053943A1
A toroidal continuously variable transmission, comprising an input shaft, an input disk, an output disk, a plurality of trunnions, a plurality of power rollers, and thrust roller bearings, characterized in that at least one of the input ...  
WO/2002/053945A1
A toroidal continuously variable transmission, comprising an input disk and an output disk disposed on a same axis rotatably and opposedly to each other, a rolling element sandwiched between the input disk and the output disk and transmi...  
WO/2002/053948A1
A toroidal type continuously variable transmission in which a roller is clamped between a pair of rotary members and in which the rolling faces of the rotary members opposed to each other are so curved that the sections along the planes ...  
WO/2002/053953A1
A toroidal continuously variable transmission, comprising input and output disks opposed to each other rotatably on a same axis, a rolling element disposed between the input and output disks, and a holding force controller for controllin...  
WO/2002/053946A1
A toroidal continuously variable transmission which is provided with a plurality of transmission units each having a roller sandwiched between the opposed faces of input disc and output disc, and in which each input disc is connected to ...  
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...  
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 ...  
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...  
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...  
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...  
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 (...  
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) ...  
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...  
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...  
WO2001021981A3
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,...  
WO2001044690A3
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/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 ...  
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...  
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...  
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...  
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...  
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...  
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,...  
WO2001046604A3
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
WO2000077268A3
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/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...  

Matches 501 - 550 out of 7,381