Class 280/261 - Belt or chain

Subclass of Class 280 - Land vehicles
Definition: Vehicles in which the gearing is a belt or chain gearing.
No. of applications: 33
Last issue date: 10/06/2011

Application No.	Application Title	Issue Date
20110241307	Bike with Belt Transmission and its Frame Bike comprising a first frame element extending from one end carrying a front wheel housing to a lower end, a second frame element extending to a lower end rigidly fixed to the first lower end, a rear fork comprising a chainstay extending from the first element to a spi...	10/06/2011
20110241306	Bicycle planetary gear transmission arrangement A bicycle comprising a frame and at least one wheel attached to the frame, the frame further comprising a receiver, a first planetary gear transmission disposed in the receiver, the wheel having a hub, a second planetary gear transmission disposed in the hub, and an end...	10/06/2011
20110215548	Bicycle Drive System The modified gear configuration of the bicycle drive system ultimately allows the rider to operate the bicycle in a very efficient manner. The gears allow for increased torque and power distribution to the bike's rear wheel. In turn, this reduces the amount of effort re...	09/08/2011
20110140390	BICYCLE CRANK ASSEMBLY A bicycle crank assembly is provided with a crank arm and an axial gap adjustment device. The crank arm has a crank axle mounting part, an extension part extending from the crank axle mounting part, a pedal attachment part provided on a radial outer end of the extension...	06/16/2011
20110079982	Spiral Rotor Chain Shifting System A mechanism for shifting a chain from one sprocket to another sprocket is disclosed herein. The mechanism preferably includes rotor assembly, a control element and a chain tensioner. The rotor assembly preferably has a conical shaped body with a chain slot having cleara...	04/07/2011
20110049831	Belt Drive System A self aligning belt drive system comprises a belt drive having a plurality of longitudinally spaced inner lobes each having an alignment groove. The system further comprises at least one pulley comprising a frame configured to rotate about a rotation axis and having a ...	03/03/2011
20100295265	Single-Speed Bicycle Conversion Apparatus, Methods, and Kits Methods, apparatus, and kits for converting multiple speed bicycles to single speed are disclosed. The methods include removing a cassette of gears from the hub of a bicycle gear and installing a single gear between two clamps that are releasably secured to the hub. In ...	11/25/2010
20100280766	Cassette-Based Power Meter A cassette-based power measuring apparatus includes a power sensing arrangement mounted within a cavity defined by a hollow bicycle cassette. The power sensing arrangement includes a torque sensing assembly including torque sensing elements configured to measure a user ...	11/04/2010
20100253037	DRIVING MECHANISM AND A BICYCLE USING THE SAME A driving mechanism of the present invention includes a transmission disc, a transmission belt, a pair of cranks, a pair of arms, a pair of connecting bodies and a pair of pedals. The cranks and the arms are disposed on the frame of a bicycle, and the connecting bodies ...	10/07/2010
20100244401	BICYCLE SHIFTING CONTROL APPARATUS A bicycle shifting control apparatus is provided with a gear selection signal receiving section, a gearshift determination section and a gearshift output section. The gear selection signal receiving section selectively receives a first gear selection signal and a first/...	09/30/2010
20100219606	Drive System for Vehicle A drive system for vehicles which do not use engines or batteries, such as road vehicles, with two or more wheels. The system relies on the incorporation of one or more drive shafts including a common shaft, and two sprockets, one with a fewer number of teeth and anothe...	09/02/2010
20100117327	ADJUSTABLE POWER UNIT MOUNTING ATTACHMENT FOR VEHICLE A powered cycle vehicle having an adjustable mounting system for a power unit is described. A power unit is attached to a wheel mounting bracket which is affixed to the vehicle frame and carries the cycle wheel. The wheel mounting bracket may be a unitary structure that...	05/13/2010
20100096827	Folding electric bicycle with wheeled storage arrangement A folding electric bicycle in one embodiment includes a front case comprising a door and two auxiliary wheels; a pivotal head tube; two handlebars; a swivel fork telescopically connected to the head tube; a front wheel; a drive mechanism comprising a folding frame, a fr...	04/22/2010
20100050785	Cassette-Based Power Meter A cassette-based power measuring apparatus includes a power sensing arrangement mounted within a cavity defined by a hollow bicycle cassette. The power sensing arrangement includes a torque sensing assembly including torque sensing elements configured to measure a user ...	03/04/2010
20090206575	Labor saving device for electric and manual bicycle In a labor saving device for an electric and manual bicycle, a five-way joint of the bicycle includes a first driving bushing, a ratchet at the first driving bushing and connected to a rotating axle by an elastically activated first wedge, a large gear disc, such that t...	08/20/2009
20090140507	Bicycle with front and rear disk brakes operable approximately simultaneously A bicycle includes front and rear disk brake units. The rear disk brake unit includes a rear brake lever unit, a rear brake disk, a rear caliper device, and a rear brake oil tube interconnecting the rear brake lever unit and the rear caliper device and having a first in...	06/04/2009
20090085320	Cycle Having Unique Balancing Capabilities A cycle is disclosed that has at least one wheel with an axle rotatably mounted to a pair of opposing support plates. A seat is mounted to an upper end of an inverted Y-shaped seat support frame that includes two lower ends each pivotally mounted at a seat pivot to one ...	04/02/2009
20090039613	Ellipticycle with torque amplifying pedal beams and a fully enclosed multiple speed dual rear wheel drive An Ellipticycle features a conventional bicycle front wheel assembly which is joined by two parallel lengths of bicycle tubing to a cast aluminum gear case within which a multiple speed transmission is enclosed. A crank shaft extends out through bearings in the left and...	02/12/2009
20090038502	HUMAN POWERED RAIL BIKE Disclosed herein is a human powered rail bike. The rail bike includes a chassis having a predetermined shape. Rail wheels comprising a pair of front wheels and rear wheels, roll along two rails of the track which are arranged side by side. A plurality of seats is mounte...	02/12/2009
20080271551	Drive Apparatus A drive apparatus for converting a substantially linear driving force to a rotary propulsive force, the apparatus including a power assembly for accepting a substantially linear drive force and converting said substantially linear drive force to a rotary propulsive forc...	11/06/2008
20080217882	TWO-WHEELED VEHICLE WITH REAR SUSPENSION A two-wheeled vehicle, in particular a bicycle, with a rear suspension that includes a front chassis supporting a bottom bracket wheel, and a rear oscillating assembly supporting a rear drive wheel. The rear oscillating assembly is attached to the front chassis by a sho...	09/11/2008
20080111342	Bicycle having an antilock brake A bicycle includes an electric motor for driving a hydraulic actuator for a brake caliper of a brake disc of the front wheel of the bicycle. An electronic control unit receives wheel speed information from a wheel speed sensor, input pressure information from an input p...	05/15/2008
20080027794	Bicycle, A Method of Managing a Fleet of Bicycles, and A System of Managing Such a Fleet A bicycle including an impact detection device and a monitoring central processing unit connected to said impact detection device....	01/31/2008
20070278762	Bicycle sprocket structure A bicycle sprocket structure installs three pairs of embedding grooves at the periphery of an axle bushing of an axle base for installing brackets and latch members, and a plurality of latching points for latching the latch members are separated by 60 degrees. With the ...	12/06/2007
20070246908	Chain wheel for bicycle A chain wheel for a bicycle includes an oblong gear having a flat shape. The oblong gear has a central point and has a periphery having two opposite relatively shortest points and two opposite relatively longest points. The periphery of the oblong gear has a tooth numbe...	10/25/2007
20070228688	Energy efficient bicycle The energy efficient bicycle provided includes a seat mounted to a frame, and front and rear wheels rotatably mounted to a frame. The rear wheel is positioned approximately below or rearward of the seat. The bicycle includes a pedal crank assembly rotatably mounted to t...	10/04/2007
20070205574	ELECTRONICALLY SERVO-ASSISTED BICYCLE GEARSHIFT AND RELATED METHOD A method for electronically servo-assisting a bicycle gearshift, including the steps of: a) driving an actuator of a bicycle gearshift to displace a chain of the gearshift in an axial direction with respect to a gearshift group comprising at least two sprockets; b) rece...	09/06/2007
20070194552	Mechanical advantage drive system for cycles A cycle with a mechanical advantage drive system comprises a frame with at least one wheel rotationally attached to the frame. A drive rim is attached to the wheel adjacent to the outer circumference of the wheel. A pulley is rotationally attached to the frame. A belt i...	08/23/2007
20060226630	Assembly for converting standard bicycle into a recumbent and a bicycle incorporating the assembly Embodiments of the present invention comprise assemblies for converting an upright-style bicycle into a recumbent bicycle. Additionally embodiments comprising the converted bicycle are also described. ...	10/12/2006
20060049609	Scooter-bike A low center of gravity scooter using a standard bicycle pedal system for initial forward motion. The front wheel of the scooter is pivotally mounted to a frame and includes an upwardly extended shaft supporting a chopper style handlebar, for steering. A rear wheel peda...	03/09/2006
20050275189	Two wheel drive bicycle with wheelie action A two wheel drive bicycle with wheelie action includes two spaced apart drive wheels coupled to an A-frame which is pivotally coupled to the main bicycle frame. The A-frame is provided with a wheelie stop which prevents the bicycle from tipping too far backward during a...	12/15/2005
20050263978	Bicycle having frame geometry, elliptical pedaling path, and seat configuration to increase efficiency and comfort A bicycle having a frame geometry, elliptical pedaling system, and seat design and configuration which, in combination, moves the rider's body weight rearward relative to its location in conventional bicycle designs, increases the hip joint range of motion and maximum k...	12/01/2005
20050173890	Chain alignment structure of bicycle transmission The present invention provides a chain alignment mechanism of a transmission for a bicycle which includes a drive sprocket wheel which is rotatably driven by a crankshaft, a driven sprocket wheel which is drivably connected with an output shaft which is rotated in an in...	08/11/2005

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Class 280/261 - Belt or chain