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WO/2010/031380A1 |
The invention relates to the radial drive in the different exemplary embodiments. The invention relates to the field of mechanical engineering. It relates to combined rolling transmission/planetary gear set embodiments, or simple rolling...
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WO/2010/033212A1 |
A front derailleur for shifting a bicycle chain between chain rings of a bicycle crank set. The front derailleur may include an attachment mechanism for securing the derailleur to a bicycle frame member. The front derailleur may further ...
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WO/2010/026706A1 |
A system speed is changed quickly and precisely while a CVT device excellent in quietness being used in a running transmission passage of a rotor. If cardboard is used as a recording sheet, a DC motor acting as a running source is start...
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WO/2010/022701A1 |
A cone pulley arrangement for a continuously variable cone-pulley gearbox comprises a shaft and a cone pulley pair with a first cone pulley and with a second cone pulley which is situated opposite the first cone pulley in the axial direc...
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WO/2010/020349A1 |
The invention relates to a switchable friction clutch having a drive wheel (5) driven by a drive motor via a drive belt, wherein a first electromagnetic arrangement (19) is provided for actuating a first friction clutch (21), and a secon...
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WO/2010/002715A2 |
A chain tensioning device having a tensioner arm with a hole at a free end and a rotary piston part rotatably supported in the hole and which has two chambers. The rotary piston part also has an offset bolt mounting hole with a mounting ...
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WO/2009/158298A2 |
To increase the pressing force on a chain as the chain undergoes greater elongation. [Resolving Means] Provision is made for: a tensioner arm 2 in which a through-hole 21a is formed at a free end 21 which can pivot about a pivoting end 2...
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WO/2009/136515A1 |
Provided is a novel metal component manufacturing method capable of reducing energy consumption during a step of heating a metal material, incurring little material loss. A shaft-like member and a disc-like member which have undergone he...
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WO/2009/134529A2 |
The present invention provides a continuously variable belt pulley transfer system that addresses prior deficiencies with CVT -type systems, particularly when used with accessory drive systems. The continuously variable belt drive system...
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WO/2009/132636A1 |
A belt and conical pulley transmission is provided comprising a pair of conical pulleys on the drive side and on the driven side, each of said pairs comprising an axially moving and an axially fixed conical pulley, respectively, and a pl...
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WO/2009/132364A2 |
An incrementally variable transmission machine with an input drive and an output drive which are linked by a drive chain, and which includes an oscillating cam arrangement which, at each of two limiting positions, can act on an actuating...
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WO/2009/128497A1 |
A power transmitting chain in which the rigidity of connection between pins and pulleys is increased and play of the pins when the pins engage with the pulleys is reduced, which produces less drive noise, and which has improved practical...
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WO/2009/128107A1 |
A variator device (1) for the mechanical transmission of motion between two shafts (2, 3), respectively a driving shaft and a driven shaft, with a continuously variable ratio, comprises a belt (4) closed to form a loop and having a trape...
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WO/2009/121188A1 |
A pulley assembly with an auto-selecting multi-speed transmission that can be operated in at least two modes depending on the manner in which rotary power is transmitted through the pulley assembly.
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WO/2009/118016A1 |
We can control the shifting of the car through 2 wheels divided to any count of equaled pieces the first concentrating & the second spreading like the fig. (6 & 7) instead of gears. We can control concentrating & spreading the wheels as ...
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WO/2009/119209A1 |
A power unit for a vehicle, provided with an internal combustion engine and a belt type stepless transmission and mounted on the vehicle such that a crankshaft is oriented in the lateral direction of the vehicle, wherein the stepless tra...
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WO/2009/119380A1 |
Provided is a continuously variable transmission that transmits the rotational driving force of one pulley to another pulley by means of a driving force transmission means wrapped around the two pulleys, both of which have an adjustable ...
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WO/2009/116770A2 |
This invention relates to a transmission system for transmitting a driving force from a driving unit D to a driven unit F, a transmission adjustment system for adjusting the transmission system to obtain a continuous shift ratio, a guide...
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WO/2009/107547A1 |
A fixed sheave mounted to an input shaft (22) and a movable sheave mounted to a circular tube member (36) supported so as to be axially slidable relative to the input shaft (22) are constructed from annular members (32) having the same s...
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WO/2009/096385A1 |
A power unit provided with a belt type stepless transmission. The power unit has a compression spring (43) for urging a movable pulley half (40) of a driven pulley (14) toward a stationary pulley half (30), and also has a centrifugal mec...
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WO/2009/093117A1 |
A torque transmitting apparatus includes at least two pulleys and a chain belt assembly to transfer torque between the at least two pulleys, wherein the chain belt assembly includes a first link plate comprising a first end and a second ...
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WO/2009/087456A1 |
A hydraulic control system of continuously variable transmission includes: a first sheave pressure regulating valve (17) that regulates a line pressure (Pl), which is used for hydraulic control as a source pressure, to obtain a first she...
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WO/2009/081875A1 |
A stationary pulley (66) includes a pressing pulley (68) having a stationary pulley surface (66a) and also includes a support pulley (70) having a rotating shaft (15) fixed to the center section of the support pulley. The support pulley ...
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WO/2009/076999A1 |
The invention relates to a continuously variable transmission comprising two pulleys, each defining an effectively V-shaped circumference groove of variable width, a drive belt that is wrapped around the pulleys and that comprises a larg...
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WO/2009/065440A1 |
A shaft-and-flange component (10) for a pulley (1, 2) of a continuously variable transmission including an essentially cylindrical pulley shaft (30) and a flange (20) with a smoothly concavely curved transition surface (41) being defined...
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WO/2009/065382A2 |
The invention relates to a cone pulley pair assembly comprising an integrated torque sensor, in which assembly a torque-dependent force is transmitted to a sensor piston via a transmission component, the position of said piston determini...
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WO/2009/060284A1 |
A fixed sheave is formed by pressing fitting and integrating a sheave portion and a shaft that have been shaped separately. The shaft is formed in a stepwise manner, and has a bearing disposition portion at one end of the shaft and a she...
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WO/2009/061391A1 |
A belt drive system (21) for a vehicle (10) such as a riding lawn mower that includes a prime mover (12) and a double-stacked output pulley (42) rotated by the prime mover (12). The belt drive system (21) also includes a transaxle (20) h...
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WO/2007/076735A9 |
The invention relates to a method and to an associated device for determining a triggering decision for restraint means of a vehicle in the event of frontal crashes and side crashes, in order to obtain/permit better adaptation of the tri...
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WO/2009/053822A1 |
The position of a ball bearing (18) on a shaft (16) may be fixed, press fitting a sheave portion (10) onto the shaft (16)and sandwiching the ball bearing (18) between a flange (16a) and the sheave portion (10). Thus, the axial dimension ...
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WO/2009/048029A2 |
A bearing structure includes a radial bearing for rotatably supporting an end of a rotary shaft while the rotary shaft receives a thrust load. The rotary shaft has an outer periphery. The bearing structure is characterized by comprising ...
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WO/2009/041405A1 |
Provided are a power transmission chain and a power transmission device, which eliminate the undesired one from a random array of a pitch length and a pin shape while noting a relative collision velocity, thereby to reduce the noises mor...
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WO/2009/041494A1 |
A power transmission chain and a power transmission device in which not only the noise is reduced but also the durability is enhanced by removing an unfavorable ones from the random arrangement of pitch length and pin shape while paying ...
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WO/2009/038009A1 |
A lubrication device for a belt type stepless transmission (2), in which a nozzle tube (25) connected to an oil supply source (26) is provided between a drive pulley (5) and a driven pulley (6) of the transmission (2) so as to extend in ...
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WO/2009/035206A1 |
The invention is an electric scooter which includes a continuously variable transmission (100) including: a driving pulley (120) having a pair of pulleys (121 and 122), a driven pulley (130), a belt (140) which is connected between the d...
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WO/2009/034690A1 |
A low-side target gear ratio "alpha" and a high-side target gear ratio "beta" are calculated using an up-use map Ma and a down-use map Mb based on a vehicle speed and an accelerator opening amount, and with regard to a region wherein the...
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WO/2009/031277A1 |
Provided is a belt type continuously variable transmission comprising a spring for urging the movable sheave (4b) of a follower pulley (4) toward a stationary sheave (4a), and a torque cam mechanism (14) for pushing the movable sheave (4...
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WO/2009/031669A1 |
The screw shaft (111) of a ball screw mechanism is arranged in parallel with a pulley shaft (201), and the axial displacement of the screw pin (111) is converted by a rocking fork member (300) into the axial displacement of a movable she...
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WO/2008/155963A1 |
If the belt return of a continuously variable transmission is not decided when a vehicle speed (V) becomes a threshold value (Vref) or lower, both a control (S180), in which a hydraulic actuator according to the setting of a duty (DS2) o...
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WO/2008/148750A1 |
The invention concerns a continuously variable transmission comprising a first shaft with a first pulley rotating around a first rotation axis, a second shaft with a second pulley and a belt looped around the first pulley and the second ...
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WO2008113882B1 |
The invention relates to an actuator of a work element (14), comprising a special platform (23), and containing a control system and a variable transmission mechanism. The mechanism for the progressive movement along the axle (12) is con...
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WO/2008/116961A1 |
Variable diameter pulley of continuously variable transmission for high-power vehicles and the continuously variable transmission system relate to continuously variable transmission, wherein the pulley (11-14) is cone-shaped. On the surf...
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WO/2008/118083A1 |
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/2008/106830A1 |
A sand off-road vehicle is mainly composed of a steering system (20), a brake system (30), a transmission system (50), a drive system (70), an electrical system (80), a frame (10), wheels (90) and so on. It also includes a two-wheel or f...
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WO/2008/105264A1 |
A dry clutch (60) is a clutch for allowing and interrupting transmission of power by causing a clutch shoe (66) as a transmission member and a clutch drum (62) as a transmission receiving member to be in contact with and separated from e...
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WO/2008/105345A1 |
[PROBLEMS] To provide a transmitting body in a closed-loop form to transmit power when threaded between direction changing means (e.g., pulleys), comprising a first sector smoothly turning along the path in contact with the direction cha...
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WO/2008/093474A1 |
A power transmission chain comprises link units arranged in the chain advancing direction (X). Each link unit has link plates arranged in the chain width direction (W). These link plates include first and second types of link plates form...
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WO/2008/078981A1 |
The invention relates to a continuously variable transmission with a push-type drive belt (3) comprising a plurality of transverse elements (33) moveable along an endless tensile means (31) of the belt (3), whereby the tensile means (31)...
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WO/2008/071144A1 |
The invention relates to a traction mechanism transmission (1) comprising a belt means (2) which is actively connected to two transmission elements (3, 4). Said traction mechanism transmission comprises at least one slide rail module (6)...
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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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