Matches 1 - 31 out of 31


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US20100016107 SPROCKET FOR CHAIN DRIVES  
The invention relates to a sprocket for chain drives, with an axis of rotation and with two groups, arranged next to and offset with respect to one another on the circumference of the sprocket, of...
US20150065281 CHAIN STRUCTURE  
An object of the present invention is to provide a chain structure which has a simple construction and can prevent a chain from being detached from a gear tooth of a sprocket wheel due to a great...
US20140364259 Chainring  
Solitary chainring for a bicycle front crank and drive chain, including a plurality of teeth formed thereabout. The plurality of teeth includes a first group of teeth and a second group of teeth...
US20100227720 SPROCKET RANDOMIZATION FOR ENHANCED NVH CONTROL  
A sprocket includes a plurality of teeth along the outer circumference of the sprocket, where the teeth include at least a first tooth variant with a first involute length between a root and a tip...
US20090275434 CHAIN WHEEL AND TIMING CHAIN DRIVE FOR THE COMPENSATION OF DYNAMIC LOADS  
The invention relates to a chain wheel (2, 3), especially for a timing chain drive, with a rotary shaft, a sprocket wheel (7) positioned around the rotary shaft featuring multiple alternating...
US20080190462 Sprocket For Easy Cleaning  
A drive sprocket for driving a modular belt having a plurality of belt modules with intercalated link ends connected by transverse pivot members to form hinges. The belt modules may have...
US20050170924 Sprocket wheel for underground mining  
The invention relates to a sprocket wheel for underground mining, especially for chain-driven chain scraper conveyors, with a first ring 2 of first tooth elements 5 distributed uniformly about the...
US20130116075 METHOD AND APPARATUS FOR MANIPULATING CHAIN SEGMENTS  
A chain wheel designed to haul in, pay out and/or guide a mooring chain that includes multiple chain sizes. In one configuration, the chain wheel is a dual chain wheel that includes pockets sized...
US20100167857 RESONANCE TENSION REDUCING SPROCKET WITH COMBINED RADIAL VARIATION AND SPROCKET WRAP  
In a chain and sprocket assembly, the order of the sprocket and the wrap angle of the chain are selected such that the resonance tension of the chain and sprocket assembly is minimized.
US20060014600 Lightweight drive chain  
A lightweight drive chain includes a plurality of parallel pairs of outer chain plates and a plurality of parallel pairs of inner chain plates. Each of the outer chain plates further has a pair of...
US20100137085 TIMING CHAIN DRIVE SYSTEM  
In a timing chain driving system in which the speed of a driving sprocket fluctuates cyclically, the tooth pitch of a driven sprocket from which a tension span of the chain travels toward the...
US20090029815 Device for transporting chains  
A device is described for transport of chain lengths of varying link sizes, where the device comprises at least a first side plate for fastening on a shaft, and at least four catching arms...
US20050020394 Chain link for a bicycle and related chain  
A chain link for a bicycle chain is disclosed that comprises a first coupling hole formed at a first end of the chain link; and a second coupling hole formed at a second end of the chain link...
US20110306452 CHAIN TRANSMISSION MECHANISM  
The invention provides a chain transmission mechanism capable of alleviating impact and impact noise caused when a chain engages and contacts with a sprocket, of not increasing the impact and...
US20090042680 MOTION TRANSMISSION SYSTEM OF A BICYCLE  
A sprocket assembly mounted to a hub has at least eleven sprockets. The hub is able to rotate about a rotation axis and has a plurality of spoke attachment seats and a fastening portion to a frame...
US20140162821 Jockey Wheel for a Rear Derailleur in a Bicycle Gear System and Rear Derailleur with such a Jockey Wheel  
The invention relates to a guide wheel for a rear derailleur in a bicycle gear system for guiding a chain, including an annular wheel body with a central opening for rotatable bearing about a...
US20100048337 SPROCKET WITH ALTERNATING PITCH SPACINGS  
The present invention relates to a sprocket (1) with a circular gear ring (3) comprising a plurality of alternating teeth (4) and tooth spaces (5) with different pitch spacings (T) distributed...
US20080026893 CHAIN-TYPE DRIVING FORCE TRANSMITTING APPARATUS  
A chain-type driving force transmitting apparatus includes a case having a lower space accumulating therein lubricating oil, an input shaft rotatably supported by the case, an output shaft...
US20090111631 Bicycle chain rings with ramps  
Embodiments of the present invention include bicycle chain rings for bicycles having specially shaped ramps, tapers and profiled teeth for improved shifting performance. Additional embodiments of...
US20050009656 Chain wheel  
A chain wheel for a chain drive, in particular for a control drive of an internal combustion engine, comprising a basic body and a gear rim arranged thereon, the basic body and/or said gear rim...
US20050090348 Roller chain  
To provide a roller chain, which does not generate abnormal wear elongation and smoothly articulately slide for a long period of time even if the roller chain is used together with an extremely...
US20080220920 Vacuum Generating Dynamic Transmission System, And Associated Methods  
A vacuum-generating dynamic transmission system includes a first pulley fixed for rotation about a first axle and a second pulley fixed for rotation about a second axle. A chain rotates around the...
US20080020879 Chain for use in automobile engine  
In a silent chain for an automobile engine timing drive, the pins which interconnect the link plates of the chain have a vanadium carbide layer formed on their surfaces by diffusion penetration....
US20140335986 BICYCLE SPROCKET  
A bicycle sprocket includes a sprocket body and a plurality of sprocket teeth. The sprocket teeth extend radially outwardly from an outer periphery of the sprocket body. The sprocket body includes...
US20160265633 Chain Guiding Device for Bicycles  
A chain guiding device for bicycles comprises a main body, a chain guiding unit, a fixing unit and a control unit. The main body is installed onto a bicycle frame. The bicycle frame is installed...
US20160215866 SPROCKET  
The invention relates to a multi-part sprocket (1), in which a hub flange (2) for securing the multi-part sprocket (1) comprising holes (6) to a wheel hub, said holes lying on a common pitch...
US20160052599 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...
US20160052598 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...
US20160052597 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...
US20150308541 INVERTED TOOTH CHAIN HAVING INNER FLANK ENGAGEMENT  
A chain and sprocket drive system that includes a sprocket and an inverted tooth chain assembly configured to mesh with the sprocket is provided. The chain assembly includes at least two rows of...
US20150266027 Material Processing Apparatus with Auxiliary Drive System  
A material processing apparatus comprising a rotary operating device coupled to a material processing device, especially a crusher. A primary drive system is coupled to the rotary operating...

Matches 1 - 31 out of 31