Matches 1 - 21 out of 21


Match Document Document Title
US20130281239 ATTACHMENT OF AN OVOID CHAINRING  
This invention is applicable to bicycle non-circular chainrings or ovoid chainrings, attachable to a drive crank arm with a spider, forming a structure with anchorage points distributed in a star...
US20080200293 Sprocket With 1.5 Order, and Multiples Thereof, Vibration Canceling Profile and Synchronous Drive Employing Such a Sprocket  
A vibration canceling rotor and a synchronous drive employing such rotors is provided wherein 1.5 order vibrations in the synchronous drive can be reduced by employing the vibration canceling...
US20090054187 CHAIN DRIVE AND USE OF A CHAIN IN A CHAIN DRIVE  
A chain drive is provided including a plurality of shafts (2, 4, 5), which are connected to the drive, each having one sprocket (3, 6, 7), and a chain (8) which is guided over the sprockets (3, 6,...
US20070010362 Wraparound drive  
The invention relates to a wraparound drive (1), with a wraparound means (6) at least one driving traction element pulley (2) and at least one driven traction element pulley (3) and also a...
US20150148161 NON-CIRCULAR ROTARY COMPONENT  
A rotary component is provided, including a body that has a non-circular periphery and a plurality of teeth positioned about the periphery of the body. The non-circular periphery of the body...
US20090170648 TIMING CHAIN DRIVE UNIT  
In a timing chain drive unit the tooth pitch of a driven sprocket from which a tension span of the chain travels toward a driving sprocket varies cyclically around the circumference of the driven...
US20060063626 Process of designing a timing control drive having at least one non-circular disk  
A process for optimized design of a tension means drive having at least one non-circular pulley on an internal combustion engine, in which the pulley is controlled in position such that upon...
US20060073926 Non-circular rotary disk for a timing control drive  
A rotary disk which is rotatable through a rotation angle around a rotation axis, which includes a rotary disk contour having at least one elevation and a predetermined number of teeth arranged on...
US20080085799 Synchronous belt drive system  
A synchronous belt drive system comprising an obround sprocket (10) having a toothed surface and at least one linear portion (16) disposed between two arcuate portions (14,15), the arcuate...
US20080176689 ROTATING DISK WITH A PERIODICALLY CHANGING TOOTH-SPACE GEOMETRY  
A rotating disk is provided, which can rotate by a rotational angle about a rotational axis (12) and has a number of teeth (20) arranged on a periphery of the rotating disk (10) and tooth spaces...
US20140221139 ASYMMETRIC ELLIPTICAL CHAIN GEAR FOR A BICYCLE  
According to the present invention, an asymmetric elliptical chain gear (10) is characterized by having a shape formed by a combination of: a first ellipse (1) the major axis of which is located...
US20100041501 NON-POSITIVE CONTINUOUSLY VARIABLE TRANSMISSION WITH OUT-OF-ROUND ROTARY DISK  
A continuously variable transmission for transmitting torque with at least one input shaft introducing torque into the continuously variable transmission, with at least one further shaft, to which...
US20090253542 ROTARY DISC  
The configuration of teeth (20) and spacewidths (22) of a rotary disc (10) which is rotatable about a rotational axis (12) are provided. Here, the spacewidths (22) are in each case arranged...
US20060035738 Belt drive  
A belt drive is provided, especially a timing-belt drive for an internal-combustion engine, with a driving gear of a driveshaft, at least one driven gear of a driven shaft, and a belt means,...
US20080161144 Chain transmission device  
In a chain transmission a standard ISO roller chain meshes with a modified sprocket having a root diameter larger than the root diameter of a standard sprocket designed for use with the standard...
US20100317475 CHAIN GUIDE MOUNT FOR A BICYCLE  
A chain guide mount is adapted to be attached on a bicycle having a frame including a bottom bracket shell. A bottom bracket sleeve is position in the shell, and the sleeve includes a first...
US20070037649 BELT DRIVE  
A belt drive (1) with belt means (4), with at least one driving traction pulley (2), and one driven traction pulley (3) is provided by the invention, with at least one of the traction pulleys (2,...
US20110028254 BELT DRIVE  
A belt drive is provided, especially a timing-belt drive for an internal-combustion engine, with a driving gear of a driveshaft, at least one driven gear of a driven shaft, and a belt means,...
US20100197433 Synchronous Drive Apparatus and Methods  
A synchronous drive apparatus includes first and a second rotors. The rotors have multiple teeth for engaging engaging sections of an elongate drive structure. A rotary load assembly couples to...
US20100160100 SYNCHRONOUS DRIVE APPARATUS  
A synchronous drive apparatus that includes a continuous loop elongate drive structure and first and second driven rotors that are configured to cooperate with the continuous loop elongate drive...
US20160052596 CHAINRING  
A bicycle chainring includes a plurality of teeth extending from a periphery of the chainring wherein roots of the plurality of teeth are disposed adjacent the periphery of the chainring. The...

Matches 1 - 21 out of 21