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Matches 1 - 50 out of 5,311

Document Document Title
WO/2024/010975A1
A continuous variable planetary (CVP) system comprises a C2 carrier having a pattern of slots, the slots having one or more slot walls; a C1 carrier, at least one of the C2 carrier or C1 carrier being rotatable relative to the other; at ...  
WO/2024/008980A1
The invention relates to a toroidal continuously variable transmission comprising an input disc (1) rotationally driven by an input shaft (2), an output disc (3) rotationally driving an output shaft (4), and rollers (5) transferring move...  
WO/2024/003019A1
The invention relates to a displacement assembly (100), comprising a displacement unit (102) which is connected to a suspension unit (106) and can be displaced relative to the suspension unit (106). Two gears (108, 110) are connected to ...  
WO/2023/248312A1
Provided is a continuously variable transmission (10) that can obviate the need for hole punching for providing an oil passage in a cartridge and pipes for conveying the oil to the oil passage of the cartridge. The continuously variable ...  
WO/2023/248210A2
The invention relates to the field of mechanical engineering and can be used in devices (machinery) requiring an automatic, smooth change of gear ratio between a prime mover and actuators. The proposed invention solves the problem of rep...  
WO/2023/215422A1
A continuous variable planetary (CVP) system includes a CVP hub, which includes a shift mechanism including a shift driver element, and a processing server system to calibrate the CVP system and detect errors within the CVP system. The p...  
WO/2023/190728A1
A friction transmission device 100 comprises: an input raceway ring 14; a planetary rolling element 20 placed around a rotation axis of the input raceway ring 14 and brought into contact with the input raceway ring 14; an output raceway ...  
WO/2023/136834A1
An improvement to continuously variable transmissions whereby power is transmitted from a driver axle to a driven axle through a variable transmission mechanism. A plurality of unidirectional sprocket wheels positioned radially around a ...  
WO/2023/132822A1
A friction drive transmission includes a drive pulley having an engaging face, a tip plate that supports the drive pulley and is configured to pivot about a pivot axis that is parallel to an axis of rotation of the engaging face of the d...  
WO/2023/034165A1
A Flexible Ramp for a Cone Assembly that uses a Torque Transmitting Member; said Cone Assembly uses a Transmission Belt that has its teeth shaped below its belt. Said Flexible Ramp can ideally raise a Leveling Extension of said Torque Tr...  
WO/2023/002404A1
An unwinding apparatus (1) to deliver a film (50) comprises a first and a second pre-stretching roller (2m 3) and a motion transmission system (4) for transmitting a rotation motion from said first pre-stretching roller (2) to said secon...  
WO/2023/278358A1
A variety of transmission mechanisms are provided that include 'radially inverted' pulleys that are nested within each other or otherwise overlap in order to exert 'inward' forces onto a compressive belt that transmits power between the ...  
WO/2022/268490A1
The objective of the invention: To provide an IVT transmission that allows "freewheeling" operation and therefore makes it possible to eliminate, for example in a bicycle, the freewheel type clutch in the hub of the driven wheel. The pri...  
WO/2022/248134A1
Disclosed is a transmission system for a vehicle, particularly for a bicycle. The system comprises an input and an output, and a first transmission and a second transmission between the input and the output, wherein the first transmissio...  
WO/2022/241564A1
A continuously variable transmission provided with an electric machine is described herein. The continuously variable transmission including a driving disk, a driven disk and rollers provided between the driving and driven disks. The dri...  
WO/2022/241565A1
A continuously variable transmission provided with an electric machine is described herein. The continuously variable transmission including an input disk, an output disk and rollers provided between the input and output disks. The input...  
WO/2022/170679A1
A continuously variable transmission device and a gearbox. The variable transmission device comprises a driving bevel disk (101), at least one first transmission bevel wheel (102) in contact with the driving bevel disk (101) for transmis...  
WO/2022/150926A1
A continuously variable helical transmission system comprising a frame, a central drive shaft configured to rotate about its longitudinal axis within the frame, and at least one angular wheel rotatably attached to the frame and configure...  
WO/2022/137831A1
A toroidal continuously variable transmission that comprises at least one containment device that covers a target disc that is at least one of an input disc and an output disc. The containment device has a ring that covers an outer circu...  
WO/2022/019220A1
Provided is a toroidal continuously variable transmission capable of ensuring the workability and conveying ability of a power roller inner ring while suppressing hydraulic leakage from the inner end face of the power roller inner ring a...  
WO/2021/235000A1
A friction transmission device (100) has a friction transmission mechanism (10) that transmits motive power via the contact between an extraction member (30) from which output rotation is extracted and a plurality of friction transmissio...  
WO/2021/220904A1
This toroidal continuously variable transmission is provided with: a rotation shaft; a first disc and a second disc; at least one power roller; and a ball spline that supports the first disc on the rotation shaft. The ball spline include...  
WO/2021/220905A1
This toroidal continuously variable transmission is provided with: a rotation shaft; a pair of discs; at least one power roller; a bearing that has an inner race, an outer race, and rolling elements interposed between the inner race and ...  
WO/2021/220903A1
This transmission is provided with a rotation shaft, a first disc, a second disc, a pre-loading spring, and a pressing device. The pressing device has: a cam plate that is disposed so as to face the back face of the first disc; a plurali...  
WO/2021/197568A1
The method of the invention is a method for controlling a drill- free curve-CVT comprising a ring wheel (1), a set of planet wheels (3) and a sun wheel (2), wherein the ring and sun wheel are clamped together. As in prior art curve-CVTs,...  
WO/2021/182001A1
A friction transmission device 100 comprises: an input race 14; a planetary rolling element 20 placed around a rotation axis of the input race 14 and in contact with the input race 14; an output race 30 in contact with the planetary roll...  
WO/2021/165938A1
A continuously variable transmission may include a main planetary gear set. A sun gear of the main planetary gear set may be coupled to an input shaft and a ring gear of the main planetary gear set may be coupled to an output shaft. A co...  
WO/2021/132070A1
This toroidal continuously variable transmission is provided with: an input disk and an output disk; a power roller; a trunnion; a support member that rotatably supports the power roller with respect to the trunnion; a thrust bearing tha...  
WO/2021/124189A1
The exclusively human-powered bicycle (1) with automatic gear shifting, comprises: a riding frame (2); a drive wheel (3) associated movable in rotation with the riding frame (2); one pedal set (4) associated movable in rotation with the ...  
WO/2021/091516A2
The present invention is a CVT transmission, which is intended to achieve greater gear ratios while reducing the friction between the pulley and the V-belt, owing to the pulleys consisting of two pieces and the ability of the pulley side...  
WO/2021/070816A1
A toroidal continuously variable transmission comprises: a rotation shaft; a pair of discs; at least one power roller; and at least one bearing disposed between the rotation shaft and a casing. At least one of the pair of discs has a dis...  
WO/2021/024177A1
The invention provides a CVT system which comprises a front disk (416) which is rotatable in a first rotational direction, the front disk (416) being connected to an elongate output shaft (414) extending from the front disk (416); a co-a...  
WO/2021/014880A1
Provided are a toroidal continuously-variable transmission and an aircraft drive mechanism-integrated power generation device which, by making an oil jet stream less susceptible to the influence of wind produced by rotation of a power ro...  
WO/2021/014879A1
Provided are a toroidal continuously-variable transmission and an aircraft drive mechanism-integrated power generation device that appropriately supply oil both for lubricating contact interfaces between a power roller and each of disks ...  
WO/2020/234790A1
A unidirectional spring assembly for controlling a rotating rod. The unidirectional spring assembly includes a reduced disc mounted fixedly onto the rotating rod, a rotary clutch member, and a spring assembly. The reduced disc rotates sy...  
WO/2020/176392A1
A ball-planetary continuously variable transmission (CVT) capable of stable control in forward and reverse rotation over a range of speed ratios including underdrive and overdrive is provided. Imparting a skew angle (zeta) causes unbalan...  
WO/2020/099737A1
Electric assist device for a bicycle comprising a shaft (4) coupled in rotation with a pair of cranks (16) and being able to be rotated in a positive direction by an electric motor (3), characterized in that a connection mechanism (8) is...  
WO/2020/075078A1
A continuously variable transmission comprises a first and a second main shaft (1, 2) and at least one auxiliary shaft (3), rotatable around a rotation axis (3a) and interposed between said main shafts (1, 2), which auxiliary shaft (3) i...  
WO/2020/076277A1
The invention is a collaborative robot joint with continuously variable transmission, is related to two spheres (1, 2) which are located on the housings (81) on the carrying structure (8) for providing transmission between the input/outp...  
WO/2020/053704A1
The (RG.CVT) is a continuously variable transmission. This mechanism consists of an input, output shaft, two gear disks that fixed on main shaft, two interface rods, two rack gear, number of gears and one actuator set. In this invention,...  
WO/2019/239379A1
This invention provides a continuously variable transmission (CVT) system using variable disk friction drive. The CVT system comprises a variator (17) including a roller (216), having a cam follower (243; 247), which is radially displace...  
WO/2019/240693A1
The present invention relates to a transmutal endlessly variable gearbox which can be used to transfer high torque torques in the machine sector at desired speeds, the motion transmission assembly (C) comprising the motion transfer appar...  
WO/2019/234812A1
Provided is a continuously variable transmission that minimizes energy loss and the generation of heat in addition to making it possible to minimize thrust. The continuously variable transmission (10) is provided with a toroidal continuo...  
WO/2019/212978A1
A "Cone with One Torque Transmitting Member and One Non-Torque Transmitting Member" for CVT's that can be used with a commercially available Transmission Belt, which is Transmission Belt for which the teeth of said Transmission Belt are ...  
WO/2019/148236A1
An epicyclic traction drive transmission, including a carrier (7) having a central axis, a sun shaft (9) rotationally mounted within carrier (7) and positioned in the central axis, a plurality of planet rollers (4) mounted on carrier (7)...  
WO/2019/146779A1
Provided are: a lubricant composition which has a good balance between a high traction coefficient and excellent fluidity at low temperatures at high levels, while having a high flash point, and which contains (a) a naphthenic synthetic ...  
WO/2019/123162A1
A device adapted for rotating a vehicle wheel comprises a first end and a second end; a motor connected to the first end, wherein the motor applies rotational force to the drive shaft; a first drive wheel and the pressure wheel or second...  
WO/2019/114367A1
A continuously variable speed method and device for a disc, comprising a disc-shaped plate (1), wherein the central degree of freedom of the disc-shaped plate (1) with regards to moving in the three directions xyz is limited, and further...  
WO/2019/111314A1
The objective of the present invention is to suppress tilting of a cam roller concomitant with rotation of a disk, while reducing friction between an opening edge of a retainer and an end surface of the cam roller. A cam roller includes:...  
WO/2019/098105A1
[Problem] To achieve a structure with which it is possible to prevent the formation of a thin-walled portion having a small wall thickness on a cam plate. [Solution] A cylindrical portion 14 which is a constituent of a cam plate 11 inclu...  

Matches 1 - 50 out of 5,311