Endless belt power transmission systems or components inventions 11/07

20070275802 - Drive for (semi-) continuous drives having an endless belt: Drive for continuous drives having an endless belt. The invention relates to the transmission of mechanic power from a driving pulley to a driven pulley using an endless belt, wherein the driving force is transmitted by friction between the belt and the pulleys. The driving belt is wound a few... Agent: Young & Thompson

20070275803 - Guiding and tensioning device for chain drives: A guiding and tensioning device for chain drives in vehicles is provided, having a guiding and tensioning element that can be fastened at a supporting part (4) of the vehicle and can be brought into an effective contact with the chain (1) of the chain drive. The device is provided... Agent: Volpe And Koenig, P.C.

20070275804 - Silent chain transmission device: A silent chain transmission utilizes two different kinds of link plates. In a first kind of link plate, the inner flank pitch line is farther than the outer flank pitch line from the chain pitch line. In a second kind of link plate the inner flank pitch line is closer... Agent: Howson And Howson

20070275805 - Plate-link chain and method for producing it: A plate-link chain including plates having at least one ear, and rocker pressure members interconnecting the plates. The wear of chain guide tracks or guide rails during movement of the plate-link chain relative to the guide tracks or guide rails is reduced by removing the ears from the plates after... Agent: Alfred J Mangels

20070270257 - Power transmission system: A power transmission system including an integrally molded hub and elastic member, where stress is inhibited from concentrating at the gate marks remaining after integral molding. In a pulley driven by a belt, a plastic pulley side relief section 1a provided at a pocket section of the pulley and a... Agent: Posz Law Group, PLC

20070270258 - Single-axis drive, two-dimensional specimen position-shifting apparatus and methods: A single-axis drive, two-dimensional specimen position-shifting apparatus includes a rotary drive mechanism drivingly coupled to a cam shaft to rotate it about a longitudinal axis. The cam shaft has a threaded portion around which a compatibly threaded extender can spin and a cam throw including a cam bearing surface portion... Agent: Spectra-physics Attn: Brian F. Swienton

20070270259 - Hydraulic tensioning device for a traction mechanism drive: A hydraulic tensioning device is provided for a traction mechanism drive, in particular for a chain or belt drive of an internal combustion engine. The device includes a tensioning piston which is guided in a displaceable manner in a cylinder, with a pressure chamber being defined between the tensioning piston... Agent: Volpe And Koenig, P.C.

20070270260 - Hub carrier with interchangeable sprockets having different teeth configurations: A sprocket assembly for a vehicle includes a sprocket hub with an interchangeable sprocket ring. The sprocket hub includes a plurality of outwardly extending flanges and means for mounting the sprocket hub to the vehicle. The sprocket ring includes a plurality of outer spaced teeth extending outwardly from the sprocket... Agent: Abelman, Frayne & Schwab

20070270261 - Roller chain transmission device: In a roller chain transmission, the chain has rollers which are tapered from a central region toward their ends, and the teeth of the sprockets in driving and driven relationship with the chain have concave surfaces that contact the tapered parts of the rollers on both sides of a central... Agent: Howson And Howson

20070265121 - Drive chain motion stabilizer: A system for the control and stabilization of movements of a drive chain for bicycles is provided herein.... Agent: Axios Law Group. PLLC

20070265122 - Bicycle sprocket: A bicycle sprocket is provided with a metallic sprocket ring part and a non-metallic inner ring part. The metallic sprocket ring part has a crank facing surface, an opposing surface, an inner periphery and an outer periphery with a plurality of sprocket teeth arranged thereon. The sprocket ring part includes... Agent: GlobalIPCounselors, LLP

20070265123 - Transmission belt and indication apparatus for indicating the end of life of transmission belt: A transmission belt (10) has a contact face (18a) which contacts a pulley when the belt (10) is wound around the pulley. Foreign matter (25) is embedded near the contact face (18a) in the belt (10). The contact face (18a) is worn by the pulley when the belt (10) rotates... Agent: Curtis H Castleman The Gates Corporation

20070265124 - Chain plate structure: A chain plate structure includes a boss protruding from a connecting hole of a connecting end of a chain plate. The boss has an injection beak corresponding to a notch of a bushing, so that lubricant can be injected into the chain plate through the notch and the injection beak... Agent: Rosenberg, Klein & Lee

20070265125 - Manufacture method of power transmission chain and a power-transmission-chain manufacturing apparatus employed by the manufacture method: Manufacture method and manufacturing apparatus for power transmission chain according to the invention are adapted to accomplish exact positioning of pin members and link plates. This permits the pin members to be positively press-inserted into pin holes of the link plates and hence, the fabrication of the power transmission chain... Agent: Birch Stewart Kolasch & Birch

20070259744 - Tensioner for a timing chain: A tensioner has a base plate and a pivot arm. A first end of the pivot arm is pivotally mounted to the base plate for rotation about a first axis. A spring biases the pivot arm to rotate in a tensioning direction. A push rod assembly is pivotally mounted to... Agent: Clark Hill, P.C.

20070259745 - Centre of rotation support for an assembly: The invention relates to a tension system for a traction mechanism, comprising an assembly (6) which is arranged pivotably via a pivot bearing (17a). In this case, the assembly at the same time assumes the function of a tension system for the traction means (2).... Agent: Lucas & Mercanti, LLP

20070259746 - Endless belt with improved load carrying cord: A power transmission belt having a load carrier cord embedded therein, with the cord comprising a plurality of yarns and possessing a first twist corresponding to a first twist multiplier and a first twist direction, and possessing a second twist corresponding to a second twist multiplier in a direction opposite... Agent: The Gates Corporation

20070254755 - Conical disk pair for a belt-driven conical-pulley transmission: A conical disk pair for a belt-driven conical-pulley transmission includes an input shaft that is rigidly connected to an axially fixed disk. An axially movable disk is rotatably carried on the shaft so that it is axially movable and rotationally fixed to the shaft. A torque sensor including shaped surfaces... Agent: Alfred J Mangels

20070254756 - Pulley assembly: A pulley assembly having first and second members. The first member is capable of cooperating with a power transmission belt to drive/be driven by the belt. The first member is movable guidingly relative to the second member around a first axis. A coil spring has a length and a circumference... Agent: Wood, Phillips, Katz, Clark & Mortimer Suite 3800

20070254757 - Compression roller for an exercise apparatus with a crank transmission unit: A compression roller for an exercise apparatus with a crank transmission unit comprising a spring leaf with high elasticity being fixed at one end abutting to a transmission belt. A compression roller opposing to the transmission belt is rotatably disposed at a free end of the spring leaf. Accordingly, the... Agent: Kuo-hsiung Chiu

20070254758 - Hub assembly for bicycle: A hub assembly for a bicycle includes a hub body provided with a mounting portion, a freewheel slidably mounted on the mounting portion of the hub body, and at least one retainer mounted on the mounting portion of the hub body and rested on the freewheel to retain the freewheel... Agent: Kamrath & Associates P.A.

20070254759 - Transmitting multi-row chain: A transmitting multi-row chain in which the chain strength is high, the chain is lightweight, and the disassembly and assembly operation of the chain such as disconnecting and connecting of the chain and the like is simple. A transmitting multi-row chain has inner link units, each comprising a pair of... Agent: Dann, Dorfman, Herrell & Skillman

20070254760 - Corrosion resistant roller chain: A corrosion resistant roller chain which exhibits protection against corrosion for a long period of time under corrosive conditions such as saltwater, acid, alkali or the like comprises outer plates 110 and inner plates 130 which comprise a zinc-aluminum system alloy coating which is thinner than required by JIS and... Agent: Dann, Dorfman, Herrell & Skillman