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Class Information
Number: 180/22
Name: Motor vehicles > Special wheel base > Five or more wheels
Description: Motor vehicles comprising five or more main supporting-wheels.


Sub-classes under this class:

Class Number Class Name Patents
180/24.02 Displaceable wheel shifts or proportions load 128
180/23 Driven steering wheel type 41
180/24.11 Driven tandem wheels 26
180/24.08 Each wheel positively driven 35
180/24.01 Having tandem steerable or translatable wheels or wheel sets 54
180/24.03 Independently rotatable side-by-side dual wheels 10
180/24.06 Plural propelling motors 8
180/24.05 Rocker beam houses drive means 15
180/24.13 Spring rocker beam 7
180/24.04 With differential housing integrally fixed to vehicle frame 8
180/24.1 With drive interrupt means to either tandem drive wheel 12
180/24.09 With interaxle differential 31


Patents under this class:
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Patent Number Title Of Patent Date Issued
7413039 Heavy vehicle Aug. 19, 2008
7413038 Anti-tip system for a power wheelchair Aug. 19, 2008
7389835 Active anti-tip system for power wheelchairs Jun. 24, 2008
7363994 Wheeled platforms Apr. 29, 2008
7249644 Electric vehicle Jul. 31, 2007
7216896 Heavy hauling system with hydraulic-powered extendable axles May. 15, 2007
7213855 Hearse assembly May. 8, 2007
7137465 Crawler device Nov. 21, 2006
7128175 Multi-terrain amphibious vehicle Oct. 31, 2006
7108086 All wheel drive utility vehicle with bogey beam suspension Sep. 19, 2006
6964310 Multi-wheel-driving vehicle Nov. 15, 2005
6957710 Tandem drive axle assembly Oct. 25, 2005
6810976 Omni-directional, holonomic drive mechanism Nov. 2, 2004
6752224 Wheeled carriage having a powered auxiliary wheel, auxiliary wheel overtravel, and an auxiliary wheel drive and control system Jun. 22, 2004
6725956 Fifth wheel for bed Apr. 27, 2004
6722455 Oscillating middle axle for a utility vehicle Apr. 20, 2004
6695566 Multipurpose all-terrain vehicle launchable by parachute Feb. 24, 2004
6662889 Wheeled platforms Dec. 16, 2003
6629699 Adjustable bogey beam support for utility vehicles Oct. 7, 2003
6601665 Bogey beam axle support for utility vehicles Aug. 5, 2003
6585071 Caster structure for attachment to a rear end of a skid-steer loader Jul. 1, 2003
6564890 Floating drive for vehicle May. 20, 2003
6527073 Dual wheel assembly with variable wheel engagement Mar. 4, 2003
6481521 Under-cart type guided tractor Nov. 19, 2002
6439332 Caster structure for attachment to a rear end of a skid-steer loader Aug. 27, 2002
6428026 Staggered independent suspension Aug. 6, 2002
6380481 Method and apparatus for supplying solar energy for operation of a vehicle Apr. 30, 2002
6315311 Self-stowing wheeled support structure Nov. 13, 2001
6196343 Mid-wheel drive wheelchair Mar. 6, 2001
6189931 Cargo carrier Feb. 20, 2001
6095268 Children's ride-on vehicle with independently driven and reversible wheels Aug. 1, 2000
6085853 Drive system for multi-axle motor vehicle Jul. 11, 2000
6024184 Transport vehicle for large, heavy loads Feb. 15, 2000
5904214 Power assist anti-tip wheel system for invalid carriage May. 18, 1999
5881831 Multi-terrain amphibious vehicle Mar. 16, 1999
5857534 Robotic inspection apparatus and method Jan. 12, 1999
5775458 Support arrangement for a divided articulated shaft Jul. 7, 1998
5752871 Running body May. 19, 1998
5667420 Rotating vehicle toy Sep. 16, 1997
5628377 Goods-handling cart with stabilizing wheels May. 13, 1997
5564784 Knock-down sheltering and astrological observation lounge Oct. 15, 1996
5526890 Automatic carrier capable of smoothly changing direction of motion Jun. 18, 1996
5507358 Stair climbing vehicle Apr. 16, 1996
5456332 Multiple-degree-of-freedom vehicle Oct. 10, 1995
5429543 Vehicle toy Jul. 4, 1995
5380059 Knock-down sheltering lounge with center pivot Jan. 10, 1995
RE34822 Power riding trailer for an implement Jan. 10, 1995
5333895 Dual rear axle system for large vehicles Aug. 2, 1994
5323867 Robot transport platform with multi-directional wheels Jun. 28, 1994
5305805 Fixed hydrant cart with non-articulating coupling Apr. 26, 1994

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