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| Number | Title | Issue Date |
| 8042641 | All wheel drive motorcycle An all wheel drive motorcycle includes an internal combustion engine having an output shaft extending from the engine. A back wheel drive train is coupled to the output shaft with either a first chain or a first shaft. The first chain or the first shaft couples to a... | 10/25/2011 |
| 7497296 | All-wheel-drive motorcycle An all-wheel-drive vehicle in which flexibility in setting the diameter of a driven gear is increased. In an all-wheel-drive vehicle in which an engine drives a rear wheel and also drives a hydraulic pump, and oil pressure generated by the hydraulic pump is supplied... | 03/03/2009 |
| 7487854 | Two-wheel drive two-wheeled vehicle A two-wheel drive motorcycle having a drive train that supplies power to the front wheel and includes a series of rigid shafts or other internalized drive systems. The front wheel drive consists of components located on the axis of steering within the head tube and ... | 02/10/2009 |
| 7328766 | Two-wheel drive two-wheeled vehicle A two-wheel drive motorcycle having a drive train that supplies power to the front wheel and includes a series of rigid shafts or other internalized drive systems. The front wheel drive consists of components located on the axis of steering within the head tube and ... | 02/12/2008 |
| 7210694 | Integrated front fork hinge and brake system for bicycles A bicycle comprises a frame member and a front fork member. A first hinge portion is integrated with the frame member and that has a first profile in a plane that is parallel to a plane defined by the front fork member. A second hinge portion is integrated with the ... | 05/01/2007 |
| 7114412 | Breather structure for transfer A first casing structure defines an atmospheric chamber between a transfer and a transmission. A second casing structure defines a transfer chamber containing a transfer mechanism of the transfer, and further defines a connecting passage through which the transfer c... | 10/03/2006 |
| 7028818 | Linkage for motorcycle brake A motorcycle including a front wheel, a rear wheel, a frame, a seat and handlebars is disclosed. The motorcycle includes a linkage connecting a brake pedal with a caliper. The caliper is located within a body perimeter of the motorcycle. The caliper is adapted to en... | 04/18/2006 |
| 7025366 | Two wheel steering bicycle with each wheel having its own steering control operated by rider's left and right hand respectively and rider positioned facing the direction of motion A two wheel steering bicycle with two steering controls and rider positioned facing forward. A top tube member connects the rear head tube to the front head tube. The rear wheel attaches to the rear fork extending upwards. The rear fork steerer column passes through... | 04/11/2006 |
| 6964317 | Drive assembly for a high ground clearance vehicle A high ground clearance drive assembly includes a drop box and an articulation drop box. The drop box is fixed to the vehicle frame and the articulation drop box pivots relative thereto as a suspension system is exercised. The articulation drop box is pivotable abou... | 11/15/2005 |
| 6505699 | Two-wheel drive two-wheeled vehicle The present invention is a two-wheel drive motorcycle. The drive trait that supplies power to the front wheel is modified to include a series of rigid shafts or other internalized drive systems. The front wheel drive consists of components located on the ... | 01/14/2003 |
| 6125960 | Driving gear for a single-trace vehicle A driving gear for a motorcycle transfers power to both wheels. The driving gear has a pair of drive trains that are each coupled to one of the wheels of the motorcycle with a spherical joint through conical gears.... | 10/03/2000 |
| 5894903 | Motorcycle with adjustable-power front wheel drive (all wheel drive) A two wheel drive motorcycle is provided with an unsteerable rear wheel, a steerable front wheel, a drive unit having a driving motor for driving the rear wheel and a transmission device coupled to the drive unit for driving the front wheel. The transmiss... | 04/20/1999 |
| 5873428 | All wheel drive vehicle A hydrostatic drive assembly for a front wheel of a motorcycle type steered vehicle. The hydrostatic drive is configured so that the hydrostatic motor is nested behind the front fork and contained within the area encompassed by the hub of the front wheel ... | 02/23/1999 |
| 5474686 | Sludge treating process and apparatus In a continuous process for drying a sludge composed of combustible material and water, the wet sludge is first mixed with a proportion of material which has been dried in the process and is then fed into a hot gas stream from a burner. The hot gas stream... | 12/12/1995 |
| 5374918 | Vehicular abutment alarm apparatus A tractor-trailer vehicle includes one, and typically a plurality, of signal switches mounted at spaced intervals along a top wall of the trailer structure, wherein engagement of the signal switches relative to an abutment effects audible and visual alarm... | 12/20/1994 |
| 5332244 | Bicycle with selectably engageable single or dual wheel drive A drive mechanism is disclosed that is selectably engageable to provide a bicycle that has normally driven and nondriven wheels with either single or dual wheel drive. The drive mechanism includes a power take off means that has: a first power transmissio... | 07/26/1994 |
| 5113964 | Front and rear wheel drive motorcycle A front and rear wheel drive motorcycle includes an engine unit including a cylinder assembly and a crank shaft and first and second speed change belt mechanisms mounted to one end of the crank shaft for driving the front and rear wheels, respectively. Th... | 05/19/1992 |
| 5054572 | Front wheel drive system for a motorcycle A front wheel drive system for a motorcycle. The system is particularly adapted to be incorporated in a one-sided front wheel suspension system. The front wheel drive system may be used alone, to provide a motorcycle having front wheel drive only, or it m... | 10/08/1991 |
| 5050699 | Transmission for a vehicle having at least one driving wheel A vehicle includes a frame, at least one front wheel, at least one rear wheel, a motor mounted on the frame and operatively connected to drive the front wheel and the wheel rear, and the gearbox connected to the motor and having an output shaft. A front s... | 09/24/1991 |
| 5014808 | Two wheeled vehicle having an adjustable castor and castor angle A vehicle comprises at least two wheels, a front wheel and a rear wheel. A driving motor is connected as a unit to a framework, the framework being made up of a number of tubular members forming two trapezium structures. The wheels are connected to the mo... | 05/14/1991 |
| 4702340 | Motorcycle apparatus A motorcycle apparatus having improved features relating to an improved overall drive system for providing automatic transmission operation. Also described is an improved transmission construction relating to a gear selection means. Furthermore, there is ... | 10/27/1987 |
| 4684143 | Two-wheeled vehicle with hydraulic transmission A two-wheeled vehicle such as a bicycle includes a variable displacement fluid pump such as a radial plunger pump provided at a crankshaft of pedals and a fixed displacement fluid motor such as a gear motor at a rear wheel or a front wheel. The fluid pump... | 08/04/1987 |
| 4397369 | Power drive A power drive unit for driving a utilization mechanism such as, for example, a roadwheel of a light vehicle such as a bicycle, tricycle, or quadricycle. The utilization mechanism is driven from the output shaft of a prime mover mounted through a controlla... | 08/09/1983 |
| 4157739 | Motorcycle A pair of elongated, parallel tubes. A frame is formed by transverse members joining the tubes at each end thereof. Wheels are affixed to each end of the frame and are interconnected by tie rod structures such that the wheels operate together as a steerin... | 06/12/1979 |
| 3939932 | Exercise apparatus A combination pedal and motor powered bicycle "moped" having a chain tension sensor attached to the throttle so that the rider can control the power output of the motor by the degree of force he exerts in pedalling.... | 02/24/1976 |
