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Class Information
Number: 180/9.26
Name: Motor vehicles > Special driving device > Portable track > Endless, flexible > Convertible from wheel type
Description: Motor vehicles wherein (1) a flexible track is always carried by a vehicle provided with ground wheels but by an adjustment of parts the vehicle is either a flexible track vehicle (i.e., a vehicle in which a flexible track engages the ground) or a wheeled vehicle (i.e., a vehicle in which all of the supporting means are wheels) or (2) a frame carrying a flexible track apparatus is mounted on a wheeled vehicle without removing any of the wheels from the vehicle.


Sub-classes under this class:

Class Number Class Name Patents
180/9.28 Track remains with vehicle 26


Patents under this class:

Patent Number Title Of Patent Date Issued
7597161 Terrain conforming track assembly Oct. 6, 2009
7562727 Track suspension system for a skid steer loader Jul. 21, 2009
7357201 Kit for converting vehicle to tracked driven snow vehicle Apr. 15, 2008
7311160 Wheelchair with forced driven front caterpillar wheels Dec. 25, 2007
7255184 Track assembly Aug. 14, 2007
7156185 Soil stabilizer with track apparatus Jan. 2, 2007
6981563 Vehicle drive device with flexible crawler and vehicle thus obtained Jan. 3, 2006
6874586 Track assembly for an all-terrain vehicle Apr. 5, 2005
6663114 Manual suspension locking of a skid steer vehicle having a sprung suspension Dec. 16, 2003
6659214 Tracked vehicle operable by a non-tracked vehicle Dec. 9, 2003
6640915 Vehicle Nov. 4, 2003
6615939 ATV track conversion Sep. 9, 2003
6419036 Vehicle for wheel chairs Jul. 16, 2002
6135220 Modular system for track-laying vehicle Oct. 24, 2000
6076619 All terrain vehicle for disabled persons Jun. 20, 2000
6006847 Endless track structure for light wheeled vehicle Dec. 28, 1999
5855248 Track drive conversion apparatus for wheel driven vehicle Jan. 5, 1999
5474144 Twin-wheel motorcar with differential height and speed mechanisms Dec. 12, 1995
5388656 Endless belt traction device for vehicles Feb. 14, 1995
5361860 Conversion unit for wheel-driven tractors Nov. 8, 1994
5343960 Caterpillar track attachment Sep. 6, 1994
5330019 Track vehicle Jul. 19, 1994
5273126 Tracklaying vehicles Dec. 28, 1993
5246246 Walking beam track tension device Sep. 21, 1993
5240084 Converter assembly for converting a drive-wheel tractor into a track-driven tractor Aug. 31, 1993
5102153 Snow cycle attachment for a bicycle frame Apr. 7, 1992
4865141 Device for changing over a vehicle provided with wheels to a track vehicle Sep. 12, 1989
4727948 Rear crawler track retrofit for garden and lawn tractors Mar. 1, 1988
4719982 Apparatus for converting a road vehicle into a snowmobile Jan. 19, 1988
4706769 Conversion unit for all terrain vehicles Nov. 17, 1987
4694872 High performance drive tire arrangement for agricultural tractors Sep. 22, 1987
4683970 Trailer for all-terrain vehicle Aug. 4, 1987
4640421 Truck crane conversion to crawler crane Feb. 3, 1987
4635740 Endless track attachment for a wheeled vehicle Jan. 13, 1987
4620602 Track drive converter Nov. 4, 1986
4618015 Rear swing arm assembly for three or four wheeled off-the-road vehicle track conversion unit Oct. 21, 1986
4603916 Lightweight retractable track-wheel for agricultural tractors and the like Aug. 5, 1986
4560018 Wheel tandem drive mechanism Dec. 24, 1985
4541498 Apparatus for increasing vehicle mobility Sep. 17, 1985
4496015 Interchangeable drive means for a vehicle Jan. 29, 1985
4459932 All-terrain and amphibious automotive vehicle Jul. 17, 1984
4452496 Tracked vehicles Jun. 5, 1984
4448273 Endless track attachment for a vehicle May. 15, 1984
4313516 Automobile snow assembly Feb. 2, 1982
4106634 Crawler-type self-propelled hoist Aug. 15, 1978
4044850 Wheelchair Aug. 30, 1977
3965843 Transporting apparatus Jun. 29, 1976



 
 
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