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Class Information
Number: 280/220
Name: Land vehicles > Wheeled > Occupant propelled type > With propulsion means > Movable occupant support
Description: Vehicles in which the occupant support moves during the propulsion of the vehicle to facilitate its propulsion. The movable support usually is capable of propelling or assisting to propel the vehicle.


Sub-classes under this class:

Class Number Class Name Patents
280/229 Eccentrically mounted wheels 23
280/221 Interconnected with propulsion means 103


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7568714 Bicycle having a removable power assist module Aug. 4, 2009
7547021 Propelled bicycle with automatic transmission Jun. 16, 2009
7438297 Ski attachment for a cambering vehicle Oct. 21, 2008
7377528 Cambering vehicle with rocking-bar cambering mechanism May. 27, 2008
7232144 Folding bicycle Jun. 19, 2007
7226065 Bicycle seat Jun. 5, 2007
7207584 Motorized bicycle drive system using a standard freewheel and left-crank drive Apr. 24, 2007
7144029 Bicycle seat attachment Dec. 5, 2006
7086491 Personal compact cart Aug. 8, 2006
7073811 Ski Jul. 11, 2006
7040429 Wheelchair suspension May. 9, 2006
6923459 3-wheel vehicle board Aug. 2, 2005
6889993 Wheelchair having foldable backrest module and seat module May. 10, 2005
6851694 Tricycle Feb. 8, 2005
6840524 Scooter having reciprocating pedals Jan. 11, 2005
6695335 Cycle, in particular a bicycle Feb. 24, 2004
6695331 Kinetic energy generating mechanism Feb. 24, 2004
6688624 Foot pump scooter Feb. 10, 2004
6648353 Upright step-cycle with elliptical motion pedalling Nov. 18, 2003
6616163 Combined skateboard scooter/exerciser Sep. 9, 2003
6609724 Human-powered cycle which is ridden while lying down Aug. 26, 2003
6581949 Cycle scooter Jun. 24, 2003
6554302 Tricycle operated by torsion thereof Apr. 29, 2003
6540648 Exerciser bike Apr. 1, 2003
6505845 Jogging scooter Jan. 14, 2003
6428029 Wheelchair frame Aug. 6, 2002
6419251 Propelling scooter Jul. 16, 2002
6412800 Universal kit for the application of an electric motor on a standard bicycle transforming same bicycle into a bicycle with pedal assist from the electric motor Jul. 2, 2002
6375208 Combined skateboard scooter/exerciser Apr. 23, 2002
6352273 Seat mounting assembly Mar. 5, 2002
6299189 Exerciser bike Oct. 9, 2001
6220614 Jumping bike Apr. 24, 2001
6209899 Bicycle with passenger lift system Apr. 3, 2001
6206393 Constant center of gravity tilt seat of a wheelchair Mar. 27, 2001
6206394 Health exercise equipment propelled by simulated rowing motion Mar. 27, 2001
6189907 Treadle cart Feb. 20, 2001
6126186 Constant center of gravity tilt seat of a wheelchair Oct. 3, 2000
6095538 Suspension seat post for a bicycle seat Aug. 1, 2000
6050585 Bicycle seat power adjustable mechanism Apr. 18, 2000
5927738 Bicycle seat suspension system Jul. 27, 1999
5881988 Non-rotatable seat assembly Mar. 16, 1999
5876052 Health exercise equipment propelled by simulated rowing motion Mar. 2, 1999
5857691 Bicycle shock absorption structure Jan. 12, 1999
5833255 Bicycle seat suspension Nov. 10, 1998
5704626 Suspension device for reducing transmission of shock through bicycle components Jan. 6, 1998
5683200 Device and method for securing shafts adjustably within tubes, especially bicycle components Nov. 4, 1997
5657958 Seat post assembly Aug. 19, 1997
5529326 Adjustable shock absorbing device for bicycle seat Jun. 25, 1996
5501478 Occupant propelled three wheeled vehicle Mar. 26, 1996
5464271 Bicycle seatpost with pivotal suspension Nov. 7, 1995

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