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Class Information
Number: 180/9.56
Name: Motor vehicles > Special driving device > Portable track > Endless, flexible > Track support mounted for vertical movement > With spring > Longitudinally extending coil spring
Description: Motor vehicles wherein said spring means comprises a coil spring extending in a longitudinal direction relative to the vehicle frame.

Patents under this class:

Patent Number Title Of Patent Date Issued
8042628 Vehicle body and assembly method Oct. 25, 2011
7891454 Snowmobile frame assembly Feb. 22, 2011
7644788 Tensioning and suspension system for a trailer Jan. 12, 2010
7641006 Military vehicle with electric drive running gear system Jan. 5, 2010
6832659 Loader frame and bolt-on track drive Dec. 21, 2004
RE38124 Snowmobile suspension May. 27, 2003
6390219 Rear suspension system for a snowmobile May. 21, 2002
6206124 Adjustable rear suspension for a tracked vehicle Mar. 27, 2001
5947217 Track laying vehicle Sep. 7, 1999
5794731 Tensioning and shock-absorption device for the idler wheel of a tracked vehicle Aug. 18, 1998
5692579 Adjustable snowmobile track suspension Dec. 2, 1997
5667031 Long travel suspension for tracked vehicle Sep. 16, 1997
5409075 Pneumatic suspension system for farm equipment Apr. 25, 1995
5370198 Long travel suspension for tracked vehicle Dec. 6, 1994
5265692 Snowmobile suspension Nov. 30, 1993
5064011 Crawler-propelled truck Nov. 12, 1991
4987965 Snowmobile suspension Jan. 29, 1991
4823903 Motorized snow vehicle Apr. 25, 1989
4681177 Method and apparatus for tensioning frictionally driven, ground engaging belts Jul. 21, 1987
4442913 Snow vehicle Apr. 17, 1984
4437534 Snow vehicle Mar. 20, 1984
4434867 Drive belt for snow vehicle and suspension therefor Mar. 6, 1984
4407386 Snowmobile suspension unit Oct. 4, 1983
4314618 Suspension mechanism for tracked vehicles Feb. 9, 1982
4093033 Snowmobile suspension system Jun. 6, 1978

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