Bizarre Patents
An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8162092 | Friction drive vehicle In a frictional drive vehicle, a load acting on the vehicle such as the weight of a rider is converted into a force that urges two frictionally engaging parts (3L, 3R, 25) toward each other. Thereby, the contact pressure between the two friction... | 04/24/2012 |
| 7581611 | Two-wheel vehicle with a tilt mechanism and stability mechanism In accordance with one embodiment of the present invention a two-wheel vehicle is provided. The vehicle includes a pair of wheel housings, each wheel housing having an inner circumference and an outer circumference, and further having an annular gear rack being posi... | 09/01/2009 |
| 7040443 | Motorized scooter A scooter having a fuselage with a front portion and a rear portion that includes a rear wheel rotatably mounted at the rear portion. The scooter also includes a standing platform supported by the fuselage for supporting a rider and a transmission system mounted und... | 05/09/2006 |
| 7006901 | Computerized automated dynamic control system for single-track vehicles Various methods, apparatuses, and systems in which a single-track vehicle has a retractable auxiliary-support wheel assembly and a computer control system. In an embodiment, the single-track vehicle has an elongated body. The retractable auxiliary-support wheel asse... | 02/28/2006 |
| 6966571 | Motorcycle suspension having trail adjustment A motorcycle or bicycle having a fork with swappable trail adjustment blocks which hold the front axle to the fork. Trail can be adjusted without removing the forks or even loosening them in the triple clamps, and without altering ride height or rake angle. Brake ca... | 11/22/2005 |
| 6908092 | Link type suspension for vehicle such as motorcycle A front suspension for supporting a front wheel of a vehicle having a frame, the front suspension including a front fork which has a pair of tines, and which is supported by the frame, a pair of supporting arms, a bottom bridge, a cushion arm, a pair of push rods, f... | 06/21/2005 |
| 6531838 | Front-wheel-mounted electric motor for a wheeled vehicle An electric motor assembly to power a wheeled vehicle is disclosed comprising a support bracket having a horizontal mounting plate and a vertical mounting plate, each of which has edges and a central notch in one edge. An electric motor with an elongated ... | 03/11/2003 |
| 6332625 | Steering system for a motorcycle A steering system of a motorcycle in which a top bridge is rotatably attached to a head pipe. An approximately flat plate handle bracket is attached to the top bridge through cushioning members. The flat plate handle bracket covers substantially the entir... | 12/25/2001 |
| 6155370 | Front suspension device To improve the operability of push rods. A link-type front suspension for a front wheel includes forked pipes, push rods, damping devices, upper links, and pivot links. The push rod and the damping device are disposed substantially coaxially with each oth... | 12/05/2000 |
| 5188192 | Mechanism for varying an inclination angle of the steering wheel relative of the vehicle The steering wheel of the vehicle is comprised of an annular roller bearing (22) having an interior annular element (23) which is integral with, for example, an interior element (26) of a second roller bearing (24) and an exterior annular element (21) of ... | 02/23/1993 |
| 5076388 | Motorcycle A motorcycle has a frame assembly including a main frame supporting front and rear wheels on a central line thereof. A connecting member is mounted on the main frame between the front and rear wheels, and a subframe is mounted on the connecting member and... | 12/31/1991 |
| 4723621 | Motorcycle A motorcycle [1; 101; 201] includes an engine unit [2] disposed centrally in the motorcycle [1; 101; 201], front swing arms [14, 18] having rear ends operatively connected to the engine unit [2] for vertical swinging movement, with a steering arm [26] whi... | 02/09/1988 |
| 4579188 | Multi-speed transmission for friction driven cycles A multi-speed friction drive suitable for propelling cycle vehicles comprises a drive frame attachable to the frame of the cycle, a drive motor mounted to the frame, a gear hub mounted to the drive frame and driven by the motor through a belt drive. A fri... | 04/01/1986 |
| 4221275 | Motor-assist vehicle A control system for a combined pedal and battery powered bicycle or companion vehicle in which sensing means is employed to monitor tension in the chain which couples power from the pedal sprocket to the wheel sprocket of such vehicle in order to provide... | 09/09/1980 |
| 4175629 | Electric drive unit for vehicles An electric drive unit for vehicles which are normally rider propelled, such as bicycles and tricycles, has a wheel driven by an electric motor for propelling the vehicle by frictional engagement with the front wheel tire. A control lever mounted on the h... | 11/27/1979 |
| 4113043 | Apparatus for driving wheeled vehicles A two or more wheeled vehicle is driven by a DC electric motor having its output shaft connected to a frictional drive member which bears on the circumference of a driven wheel. The drive motor is face or flange mounted on mounting bracket which is constr... | 09/12/1978 |
| 4014402 | Bicycle engine A bicycle engine which is provided with a transmission roller on the end of a forwardly extending driving shaft for contacting with the front wheel tire, is attached to the bicycle in front of the handle bar via an engine frame attached to the front wheel... | 03/29/1977 |
| 3978936 | Bicycle drive means A bicycle drive means for bicycles comprising a motor pivotably mounted on the front fork of a bicycle so as to allow a wheel driving rotor on the motor shaft to frictionally drive the front wheel of the bicycle; manually operable toggle means pivoted to ... | 09/07/1976 |
| 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 |
