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WO/2008/050800A1 |
A method of manufacturing a sheave member (81) for belt continuously variable transmissions comprises a forming step of forming a steel raw material into an intermediate body having a sheave surface (815) by forging the steel raw materia...
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WO/2008/044143A2 |
The present invention relates an apparatus and method for controlling a CVT (500) (continuously variable transmission), and a program for executing the control method that reduces a transmission shock during a braking operation. When a f...
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WO/2008/041093A1 |
An ECU executes a program that includes a step (S110) of increasing belt squeezing pressure to a value P (ON) greater than a normal value P (OFF) that is set as the belt squeezing pressure when a footbrake switch is off, when the footbra...
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WO/2008/012591A1 |
Transmission chain (6) comprising a transmission link (60,61,65,73) of a set length and capable of being closed on itself, a plurality of meshing units (62), each attached to a part of the transmission link (61,65a-65b,73-73'-73') longit...
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WO/2007/124604A1 |
The driven pulley (10) comprises a first sheave (12) and a second sheave (40) coaxially mounted around a main shaft. The first sheave (12) is fixed with reference to the main shaft while the other sheave (40) is allowed to slide and rota...
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WO/2007/124603A1 |
The driven pulley (10) comprises a first sheave (12) and a second sheave (40) coaxially mounted around a main shaft. The driven pulley (10) comprises an inverted cam plate (100) connected to the first sheave (12). The inverted cam plate ...
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WO/2007/121690A1 |
The axle fork (1) of the gear system is provided with the peg (9) trenching on the spiral groove (10) formed on the outside surface of the case (11) by the rotary way due to the revolving mechanism set on the axle (12) arranged in the tr...
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WO/2007/119738A1 |
Intended is to provide a continuously variable transmission optimum for the case, in which a constitution of a low output power source and a simple mechanism is demanded as in a self-advancing model vehicle. For this intention, an input ...
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WO/2007/116767A1 |
A flow rate regulation valve (70) provided at a primary pulley which is a rotating body. The flow rate regulation valve (70) has a first port (71), a second port (72), an operation fluid flow path (73) formed between the first port (71) ...
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WO/2007/110026A1 |
A torque sensing device for a taper disk wraparound drive comprises a ramp face which is rigidly connected to a shaft of a taper disk pair, a further ramp face which is rigidly connected to a sensing piston which engages around the shaft...
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WO/2007/108887A1 |
A belt drive system comprising a driver member (CRK), the driver member rotatably connected to a first driven member (13,15,17,18,19) by a first endless member (16), a second endless member (12) rotatably connected between the driver mem...
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WO/2007/106867A2 |
A chain tensioning system (100) is provided which maintains tension on a chain and permits slow changes in chain tension while dampening sudden changes. An exemplary embodiment may permit slow changes in chain tension while dampening sud...
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WO/2007/100210A1 |
The present invention relates to a continuously variable transmission using a belt which comprises: a driving portion including a main cylinder having a space in which oil can be filled and operating as a pulley, a plurality of subsidiar...
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WO/2007/091414A1 |
A bicycle transmission of an internally mounted type, the transmission having a simple structure and capable of being universally installed on various bicycles. A rotating claw body (1) is fitted on a main shaft (51). Main gears (2, 3, 4...
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WO/2007/092774A2 |
A conveyor includes an endless belt having teeth with drive faces raked away from the direction of travel. The conveyor also includes a drive pulley having sheaves with drive faces raked toward the direction of travel. The drive faces on...
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WO/2007/080602A1 |
Disclosed is an internal combustion engine (200) having a continuously variable transmission (27); a starting system comprising a starter motor (24), a ring gear (29) and a ring gear drive (26) operable on starting of the engine (200), a...
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WO/2007/068227A1 |
A cone pulley pair comprises an input shaft, fixed to a fixed pulley, a moveable pulley, arranged on the shaft so as to be axially displaceable and rotationally fixed, a torque sensor device with a shaped surface which is fixed to the sh...
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WO/2007/043618A1 |
A power transmission chain (1), comprising a plurality of link plates (2, 2A, 2B, 2C, 2D, 2E, 2F, 2G, 2H, 2J) arranged parallel with each other in the chain advancing direction (X1) and a plurality of connection members (50, 3) connectin...
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WO/2007/037747A1 |
The present invention concerns a gear assembly, suitable for a continuously variable transmission, comprising two gear tooth devices (10, 50) making up an imaginary gear wheel with variable pitch diameter, the two gear tooth devices bein...
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WO/2007/020665A1 |
Pulley assembly (1) for a continuously-variable vehicle transmission, comprising a support element (6) having an axis (A), a first half-pulley (9) rotationally connected to the support element (6), a second half-pulley (11) facing the fi...
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WO/2007/006371A1 |
The invention relates to a gear device of use for the propulsion of machines of all types when different speeds and/or torques are to be achieved, more particularly a gear device for two-wheelers, for example, bicycles. The gear device i...
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WO/2007/004548A1 |
A power transmission chain (1), comprising connection members (3, 3A, 4) flexibly connecting the corresponding links (2) of a plurality of link rows (51, 52, 53). The connection members (3, 3A, 4) comprise first power transmission member...
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WO/2006/134333A1 |
A drive assembly for a go-kart, the assembly including a variable diameter pulley CVT (10) with a primary pulley (12) and a secondary pulley (14) connected by a V-shaped belt. The secondary pulley (14) is mounted around the rear axle (30...
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WO/2006/122507A1 |
A variable-diameter transmission wheel, a variable-diameter device and an automatic stepless transmission are disclosed. The transmission device is composed of variable-diameter transmission wheels, a medial transmission belt and a corre...
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WO/2006/095690A1 |
A belt transmission device constructed by combining a high-load transmission belt (5) and pulleys (2, 4), in which noise produced by the belt that runs is reduced while sufficient durability of the pulleys (2, 4) is achieved. Micro-blast...
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WO/2006/062400A1 |
The invention relates to a drive belt for continuously variable transmission for motor vehicles, provided with two pulleys, each comprising two substantially conical pulley sheaves, between which the drive belt can be held at a variable ...
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WO/2006/049493A1 |
The invention relates to a transverse element (11) of a drive belt 10 for a continuously variable transmission 1 provided with variable pulleys 2,3, the transverse elements (11) being provided with a tilted edge (17) , which extends betw...
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WO/2006/029534A1 |
The driven pulley (10) comprises two conical sheaves (12, 14), both mounted to a shaft, and at least two symmetrically-disposed cam surfaces (30), each corresponding to cam followers (32) provided for engaging the respective cam surfaces...
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WO/2006/025807A1 |
Rotational position adjuster systems that can be used to increase the performance of CVTs utilizing cones with torque transmitting members by eliminating or reducing transition flexing, and/or by maintaining the CVTs in a moveable config...
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WO/2006/021184A1 |
The invention relates to an automatic transmission in the form of a spherical disk-shaped enveloping gear system comprising pairs of spherical disks located at the input end and the output end and an enveloping means for transmitting tor...
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WO/2006/021186A1 |
The invention relates to an automatic transmission in the form of a spherical disk-shaped enveloping gear system comprising pairs of spherical disks that are located at the input end and the output end as well as an enveloping means for ...
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WO/2006/021185A1 |
The invention relates to an automatic transmission in the form of a spherical disk-shaped enveloping gear system comprising pairs of spherical disks that are located at the input end and the output end as well as an enveloping means for ...
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WO/2006/021187A1 |
The invention relates to an automatic transmission in the form of a spherical disk-shaped enveloping gear system comprising spherical disks located at the input end and the output end and an enveloping means for transmitting torque. The ...
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WO/2006/021183A2 |
The invention relates to an automatic transmission in the form of a conical disk flexible drive transmission comprising input-side and output-side conical disks and enveloping means for transmitting torque. The enveloping means are embod...
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WO/2006/021188A1 |
The invention relates to an automatic transmission in the form of a conical disk flexible drive transmission comprising input-side and output-side conical disks and enveloping means for transmitting torque. The enveloping means are embod...
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WO/2006/018010A2 |
The invention relates to a conical pulley flexible drive transmission having a shaft on the pinion end and a shaft on the power take-off end. Said shaft comprises at least one bore extending in the longitudinal direction of the shaft and...
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WO/2006/018488A1 |
The invention relates to a frictionless, mechanical variable-speed drive unit comprising a linear velocity curve starting at zero. More specifically, the invention relates to a system for the transmission and variation of a mechanical ro...
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WO/2006/016666A1 |
A control device for a vehicle with a stepless speed changer which can provide sufficient feeling of acceleration for acceleration operation by a driver. When an acceleration request is determined by an accelerator operation determinatio...
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WO/2006/011312A1 |
A hydraulic control unit (18), for a power transmission system having an oil receiving device (26, 37), which controls a power transmitting condition of the power transmission system, and an oil reserving device for feeding the oil to th...
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WO/2006/009014A1 |
[PROBLEMS] To provide a belt type continuously variable transmission capable of preventing uncomfortableness from imparting to a rider by preventing an engine speed from being rising in starting an engine even if a belt causes aged deter...
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WO/2006/006437A1 |
A clutch housing, a centrifugal clutch, a power unit, and a saddle ride-type vehicle, where component groups arranged in the rotation axis direction of the clutch housing can be made compact. The clutch housing has a housing body (73) wi...
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WO/2006/006435A1 |
A power unit having a reciprocating gear (drive member (866) for varying the winding diameter of a drive side sheave (814), a starter gear (drive member for starting)(848) for rotatingly driving a crankshaft (821), and dedicated electric...
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WO/2006/001410A1 |
[PROBLEMS] To provide a belt type continuously variable transmission for a saddle-riding type vehicle capable of increasing a gear shift response without increasing the size of an electric motor. [MEANS FOR SOLVING PROBLEMS] A primary sh...
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WO/2005/119091A1 |
The invention relates to a continuously variable gearbox, in particular, for motor vehicles, in which an endless transmission means circulates between an input wheel and an output wheel, whereby the drive wheels (20, 40) each comprise a ...
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WO/2005/115086A2 |
A continuously-variable transmission includes a pair of axially-displaceable rotary members which are rotatable together about a rotary axis and carry a plurality of coupling elements radially displaceable with respect to the rotary axis...
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WO/2005/116485A1 |
The invention relates to an infinitely variable transmission comprising a support body and several peripheral gears which are mounted on the support body or on elements that are mechanically coupled thereto in such a way that the rotatin...
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WO/2005/110839A1 |
The present invention relates to a ski type motorbike whose driving force is enhanced and whose wheels are prevented from slipping, in order to provide a reliable braking force. The present invention includes a main body; an air suction ...
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WO/2005/111463A1 |
A segmented pulley transmission is provided. A pulley assembly is rotationally mounted on an axle. The pulley assembly includes a core pulley having a first set of mating features on a peripheral surface thereof. A pulley segment set com...
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WO/2005/108819A1 |
A power transmission chain used for a power transmission device has link plates with through-holes and has pin members inserted through the through-holes and connecting the link plates to each other. The skew amount in the chain width di...
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WO/2005/108824A2 |
An electrically actuated continuously variable transmission with a first pulley (26) having a first pulley portion (30) for fixed connection to an engine shaft and an axially movable second pulley portion (32) for placement about the eng...
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