Endless belt power transmission systems or components inventions 01/08

20080026888 - Bicycle front derailleur: A bicycle front derailleur includes a fixed member, a chain guide, a linkage assembly and an adjustable mounting fixture. The fixed member includes a frame mounting portion having at least one frame mounting hole and a linkage support portion. The linkage assembly is coupled between the linkage support portion and... Agent: GlobalIPCounselors, LLP

20080026889 - Speed change device of a bicycle: A speed change device of a bicycle comprises a body having a ring clamping portion and a driven portion; the driven portion being connected to a chain driving sheet; an L shape driven arm pivoted to the body; one end of the driven arm being installed with a connecting portion;... Agent: Douglas Chang

20080026890 - Bicycle rear derailleur: A bicycle rear derailleur includes a base member, a movable member and a linkage assembly. The base member is configured to be attached to a bicycle frame and includes a first pivot member. The movable member includes a second pivot member, a support portion and a chain guide coupled to... Agent: GlobalIPCounselors, LLP

20080026891 - Bicycle rear derailleur: A bicycle rear derailleur includes a base member, a movable member, a torsion spring, a linkage assembly and a damping member. The base member is configured to be attached to a bicycle frame. The movable member includes a support portion and a chain guide coupled to the support portion. The... Agent: GlobalIPCounselors, LLP

20080026892 - Balanced moment lift system and method: A lift system having a first pulley and a biasing member having a first portion operatively coupled to the first pulley. A first tension member can be operatively coupled to the first pulley. The lift system may be configured to provide a constant force to the first tension member during... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20080026893 - 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 arranged in parallel with the input shaft and rotatably supported by the case, and a chain wound around the input shaft and... Agent: Buchanan, Ingersoll & Rooney PC

20080026887 - Hydraulic control system of continuously variable transmission for vehicle: In a hydraulic control system of a continuously variable transmission of a vehicle, a switching valve for controlling exhaust pressure of a primary pulley is disposed between an exhaust port of a speed ratio control valve controlling operating pressure of the primary pulley and a line branched from a line... Agent: Morgan, Lewis & Bockius LLP (sf)

20080026894 - Belt tensioner with installation pin: A belt tensioner for tensioning the belt of a belt drive system includes an eccentric adjusting member, a pivot structure eccentrically mounted on the adjusting member for pivoting around the adjusting member, a belt-tensioning pulley mounted to rotate on the pivot structure, a biasing member that resiliently biases the pivot... Agent: Clark Hill, P.C.

20080026895 - Chain drive system: Chain-drive systems and methods of operation are described that allow chain travel along a non-linear path. In one example, the chain-drive system comprises a chain guide defining a channel having at least one non-linear region. A chain, sized to move within the channel, is driven by a drive sprocket. In... Agent: Lee & Hayes, PLLC

20080026896 - Bicycle chain with connected outer plates: The invention is a chain unit comprising first and second link units, a unitary outer plate, and first and second pins. Each link unit comprises two inner plates with two rollers positioned therebetween. The outer plate straddles and is secured to the link units. Outer plate comprises two walls and... Agent: Christine W. Trebilcock Cohen & Grigsby, P.C.

20080026897 - V-ribbed belt: Short fibers 6a protruded from side faces 5a of rubber ribs 5 are thermal contracted by frictional heat by belt slip of the rubber rib side faces 5 on a V groove face of a pulley. This allows the short fibers 6a to be buried in rubber ribs 5.... Agent: Roberts, Mlotkowski & Hobbes

20080020875 - Accessory drive system: The apparatus of the present invention is adapted to supply power to one or more of the belt driven accessories of a hybrid electro-mechanical vehicle while the engine is off. Additionally, the power may be provided to multiple accessories with a single electric motor thereby saving the cost associated with... Agent: General Motors Corporation Legal Staff

20080020876 - Tension adjusting device for engine accessory driving belt: By tightening a bolt 7 threaded into an engine block 8, a fulcrum shaft 6 is fixed. A tension pulley is rotatably supported by a pulley arm 2 pivotally supported about the fulcrum shaft 6. A regulating force of a hydraulic auto-tensioner is applied to the pulley arm 2 to... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080020877 - Device for securing and tensioning a unit that is insertable into a belt drive: A device for securing and tensioning a unit of an internal combustion engine that can be inserted into a belt drive is provided. The device includes at least one retaining element which is fixable or fixed in a positive and/or non-positive fit to the generator or starter-generator. A tensioning element... Agent: Volpe And Koenig, P.C.

20080020878 - Chain roller and bracket assembly and methods thereof: Device and methods for arresting the upward movement of a continuous loop chain used to power a motorcycle. A roller wheel is suspended in space directly over the drive chain by means of a bracket and associated assembly. The positioning of the roller is designed to prevent the drive chain... Agent: David R Preston & Associates Apc

20080020879 - 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. The vanadium carbide layer is composed of two parts: an inner part, on the steel base material of... Agent: Howson And Howson

20080020880 - Sprocket of a chain transmission for a bicycle: A sprocket of a chain transmission for a bicycle is described, intended to be coupled with a further sprocket with a smaller diameter in a group of sprockets integral in rotation. The sprocket comprises a plurality of teeth which follow each other on the sprocket separated by spaces according to... Agent: Volpe And Koenig, P.C.

20080020881 - Chain for driving a component: A chain for driving a component, in particular a motor vehicle component. The chain has a plurality of chain links that have a plurality of markings, at least two of the markings being different in shape and/or color. The markings can be applied to a link plate.... Agent: Alfred J Mangels

20080020882 - Low friction chain: A low friction roller chain, bushing chain or silent chain is composed of links in which at least some of the link plates have convex and/or grooved edge surfaces adapted to slide on the surface of a chain guide.... Agent: Howson And Howson

20080020883 - Chain and method for manufacturing link plates: A method for producing link plates for chains, in particular for toothed chains, wherein the link plates of a plate stack are stamped with their corresponding openings for receiving chain pins or chain sleeves, with at least the openings on one link plate of the plate stack being precision-stamped. Also... Agent: Alfred J Mangels

20080020884 - Plate-link chain for a motor vehicle drive system: A plate-link chain for a motor vehicle drive system. The chain includes a number of link plates hingedly connected with each other by rocker members that extend transversely to the longitudinal direction of the plate-link chain and are positioned in openings of the link plates. Curved contact surfaces are located... Agent: Alfred J Mangels

20080015066 - Off-road vehicle with air intake system: An off-road vehicle includes a frame and a plurality of wheels. An engine powers the wheels. An air intake system supplies air to the engine. The air intake system has an air inlet through which ambient air enters the intake system. The air inlet is positioned higher than the wheels.... Agent: Knobbe Martens Olson & Bear LLP

20080015065 - Transmission for off-road vehicle: An off-road vehicle includes a frame and wheels. An engine of the vehicle has a crankshaft. A transmission transmits the rotation of the crankshaft to the wheels. A housing houses a transmission mechanism of the transmission. The housing has an air inlet duct through which ambient air enters the housing... Agent: Knobbe Martens Olson & Bear LLP

20080015067 - Belt-type continuously variable transmission and straddle-type vehicle: Wear of a V-belt and wear of sheaves in a belt type continuously variable transmission is compatibly prevented. A V-belt wound around a primary sheave\ and a secondary sheave is formed with a resin block belt. A sheave surface of the primary sheave is plated with chrome. The secondary sheave... Agent: Hogan & Hartson L.L.P.

20080015068 - Belt-type continuously variable transmission and straddle-type vehicle: Abrasion of a V-belt in a belt type continuously variable transmission accommodated in an engine unit of a motorcycle is suppressed. A V-belt wound around and contacting a primary sheave and a secondary sheave 72 is at least partially formed from a resin. A plurality of grooves aligned at a... Agent: Hogan & Hartson L.L.P.

20080015069 - Hydraulic tensioner: A hydraulic tensioner for traction means, especially of internal combustion engines is provided, and includes a tensioner piston, in the bottom of which an externally opening pressure relief valve is disposed in an axial central bore. The central bore is provided with a hole and is secured with a pot-shaped... Agent: Volpe And Koenig, P.C.

20080015070 - Power transmission chain and power transmission apparatus: Two kinds of pins having rolling contact surfaces of different shapes are used as first pins. A recess is formed at that portion of the first pin disposed between a chain outer periphery-side edge portion thereof and the rolling contact surface thereof. A straight portion is formed at that portion... Agent: Mcginn Intellectual Property Law Group, PLLC

20080015072 - Chain for use in automobile engine: Connecting pins in a roller chain are chromized by a diffusion penetration treatment, that results in inner and outer chromium carbide layers on the steel base material. The inner layer contains Cr7C3, and the outermost layer, which is thinner than the inner layer, contains Cr23C6. The surface roughness of the... Agent: Howson And Howson

20080015071 - Pin and chain: A pin is relatively rotatably fitted into a pin hole formed in an outer link plate of a chain. A plurality of helical grooves are formed on an outer circumferential surface of the pin. A pitch P between adjacent helical grooves in the axial direction is equal to or less... Agent: Arent Fox LLP

20080009376 - Engine balancer: An engine balancer including a rotatable drive balance shaft having a first balance weight and a first portion formed at a position offset from the first balance weight in an axial direction of the drive balance shaft, a drive gear disposed on the drive balance shaft, a driven gear meshed... Agent: Foley And Lardner LLP Suite 500

20080009377 - Chain transmission device: In a roller or bushing chain transmission a standard roller or bushing chain having a uniform chain pitch meshes with a sprocket having at least two different tooth form pitches.... Agent: Howson And Howson

20080009378 - Metal ring for metal belt: In a metal ring for a metal belt of a belt type continuously variable transmission, a relationship is established between a compressive residual stress of a metal ring of an innermost layer imparted by a nitriding treatment and a free state radius of the metal ring nondimensionalized by a minimum... Agent: Arent Fox LLP