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Class Information
Number: 180/221
Name: Motor vehicles > Special wheel base > Having only two wheels > Arranged in tandem > Including rotating element for frictionally engaging and driving a wheel
Description: Vehicle which includes, as a component of a means for transmitting the driving effort of the vehicle"s motor to one of its wheels, a rotating element (e.g., a roller) which causes the wheel to rotate when pressed into engagement with it or with a component (e.g., rim, tire) thereof.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7441621 |
Member for fixing a bicycle driving device |
Oct. 28, 2008 |
| 7344468 |
Bicycle crank speed change sprocket module |
Mar. 18, 2008 |
| 7150339 |
Electrically powered bicycle |
Dec. 19, 2006 |
| 7040443 |
Motorized scooter |
May. 9, 2006 |
| 6886651 |
Material transportation system |
May. 3, 2005 |
| 6878084 |
Power transmission apparatus for bicycle |
Apr. 12, 2005 |
| 6672419 |
Motorcycle front brake rotor mounting |
Jan. 6, 2004 |
| 6609584 |
Electrically integrated scooter with dual suspension and stowage mechanism |
Aug. 26, 2003 |
| 6561298 |
Motorcycle front brake rotor mounting |
May. 13, 2003 |
| 6537173 |
Transmission system for a bicycle |
Mar. 25, 2003 |
| 6531838 |
Front-wheel-mounted electric motor for a wheeled vehicle |
Mar. 11, 2003 |
| 6497299 |
Drive apparatus for a cycle |
Dec. 24, 2002 |
| 6482121 |
Parallel dual shaft drive apparatus |
Nov. 19, 2002 |
| 6457374 |
Gearbox for a motorcycle |
Oct. 1, 2002 |
| 6394213 |
Power clutch mechanism of scooter |
May. 28, 2002 |
| 6347681 |
Electrically integrated scooter with dual suspension and stowage mechanism |
Feb. 19, 2002 |
| 6343667 |
Electric-powered scooter |
Feb. 5, 2002 |
| 6318491 |
Driving brake assembly of scooter |
Nov. 20, 2001 |
| 6305485 |
Mounting and gearing system for power-assisted bicycles |
Oct. 23, 2001 |
| 6273212 |
Lightweight maneuverable power chair |
Aug. 14, 2001 |
| 6273205 |
Power clutch mechanism of scooter |
Aug. 14, 2001 |
| 6227324 |
Electrically powered scooter |
May. 8, 2001 |
| 6102148 |
Electrically powered bicycle driving mechanism |
Aug. 15, 2000 |
| 6095274 |
Engine drive for scooter |
Aug. 1, 2000 |
| 6065557 |
Power assist assembly for wheeled vehicles |
May. 23, 2000 |
| 5992553 |
Pedal power sensor and human powered vehicle drive augmentation responsive to cyclic pedal power input |
Nov. 30, 1999 |
| 5900705 |
Motor control device for a bicycle |
May. 4, 1999 |
| 5842535 |
Electric drive assembly for bicycles |
Dec. 1, 1998 |
| 5829543 |
Motorized in-line blade roller skate |
Nov. 3, 1998 |
| 5816355 |
Power assist apparatus for a manually operated vehicle |
Oct. 6, 1998 |
| 5799747 |
Bicycle power assist |
Sep. 1, 1998 |
| 5778998 |
Electrical auxiliary drive for a bicycle |
Jul. 14, 1998 |
| 5765658 |
Quick disconnect latching apparatus for a power assist for a bicycle |
Jun. 16, 1998 |
| 5735363 |
Auxiliary drive apparatus |
Apr. 7, 1998 |
| 5660242 |
Self starting and braking clutch for fluid coupling for small engine with direct wheel drive |
Aug. 26, 1997 |
| 5634372 |
Liquid fuel friction applying engine starter |
Jun. 3, 1997 |
| 5560442 |
Electrically motorized wheel, particularly for bicycles, with incorporated mechanical gear change |
Oct. 1, 1996 |
| 5494128 |
Fluid coupling for small engine with direct wheel drive |
Feb. 27, 1996 |
| 5491390 |
Electric propulsion system for a bicycle |
Feb. 13, 1996 |
| 5423393 |
Auxiliary engine assembly for a bicycle |
Jun. 13, 1995 |
| 5316101 |
Electric and pedal driven bicycle with solar charging |
May. 31, 1994 |
| 5314372 |
Simulated engine with sound generator |
May. 24, 1994 |
| 5188192 |
Mechanism for varying an inclination angle of the steering wheel relative of the vehicle |
Feb. 23, 1993 |
| 5078227 |
Auxiliary drive for vehicles |
Jan. 7, 1992 |
| 5069304 |
Reverse drive for a motorcycle |
Dec. 3, 1991 |
| 4974695 |
Reverse drive mechanism for a motorcycle |
Dec. 4, 1990 |
| 4821832 |
Motor scooter having a foldable handle and friction drive |
Apr. 18, 1989 |
| 4603754 |
Drive system for engine-driven light vehicles |
Aug. 5, 1986 |
| 4591017 |
Bicycle with an auxiliary engine |
May. 27, 1986 |
| 4579188 |
Multi-speed transmission for friction driven cycles |
Apr. 1, 1986 |
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