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Class Information
Number: 180/9.5
Name: Motor vehicles > Special driving device > Portable track > Endless, flexible > Track support mounted for vertical movement
Description: Motor vehicles in which at least one end portion of the track is trained over a supporting structure including an end wheel and said supporting structure is mounted for movement in a vertical plane relative to the vehicle frame.


Sub-classes under this class:

Class Number Class Name Patents
180/9.52 Adjustable 63
180/9.54 With spring 54


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7584812 Articulated dozer with suspension and suspension lockout Sep. 8, 2009
7552785 Suspension system for track vehicle Jun. 30, 2009
7533741 Swivel mounted track frame May. 19, 2009
7520348 Tracked implement with pivotal front and trailing idlers and powered rear drive member Apr. 21, 2009
7516805 Equalizer bar mounting arrangement Apr. 14, 2009
7503412 Concrete machine Mar. 17, 2009
7503411 Articulated dozer with frame structure for decreased height variation in the vehicle chassis Mar. 17, 2009
7493976 Variable configuration articulated tracked vehicle Feb. 24, 2009
7461712 Track-mounted drilling machine with active suspension system Dec. 9, 2008
7461711 Superconducting crawler system for a production line Dec. 9, 2008
7455141 Track drive system Nov. 25, 2008
7455131 Suspension system for tracked vehicles Nov. 25, 2008
7395890 Snowmobile track suspension Jul. 8, 2008
7343991 Electrically driven track wheels for tracked vehicles Mar. 18, 2008
7231993 Drive track support with vibration isolation Jun. 19, 2007
7131508 Terrain conforming track assembly Nov. 7, 2006
7070012 Snowmobile suspension Jul. 4, 2006
7040426 Suspension for a tracked vehicle May. 9, 2006
7017688 Independent suspension for multi-use vehicle Mar. 28, 2006
6962222 Mobile agricultural machinery Nov. 8, 2005
6904986 Terrain conforming track assembly Jun. 14, 2005
6892838 Stabilizer bar for independently suspended beam structure May. 17, 2005
6880901 Traveling apparatus of crawler vehicle Apr. 19, 2005
6860571 Suspension system, positive hydraulic braking system, positive drive belt system and belt tensioning device for wheel and belt driven devices Mar. 1, 2005
6843619 Apparatus able typically to transform a frame mounted on crawler tracks into a pipe playing machine Jan. 18, 2005
6823953 Crawler vehicle with oscillating track carriages Nov. 30, 2004
6810975 Suspension system for a tracked vehicle Nov. 2, 2004
6796391 Hydraulic clamping device for a variable gauge track vehicle Sep. 28, 2004
6739679 Rolling wheel support structure for crawler traveling apparatus May. 25, 2004
6715575 Track tensioning system for a tracked vehicle Apr. 6, 2004
6692185 Adjusting arrangement for steerable transport assembly for self-propelled construction vehicle Feb. 17, 2004
6601664 Crawler device for a crawler type vehicle Aug. 5, 2003
6450280 Snowmobile suspension system Sep. 17, 2002
6378635 Track frame connecting structure of a heavy work vehicle Apr. 30, 2002
6367827 Caterpillar board designed in particular for use on grass slopes Apr. 9, 2002
6334496 Crawler device for a crawler type vehicle Jan. 1, 2002
6298933 Equalizer bar stop assembly for limiting movement of the equalizer bar relative to the main frame of a track-type work machine Oct. 9, 2001
6283562 Triangular crawler apparatus Sep. 4, 2001
6263991 Snowmobile Jul. 24, 2001
6247547 Suspension and drive mechanism for a multi-surface vehicle Jun. 19, 2001
6206492 Mid-roller for endless track laying work machine Mar. 27, 2001
6199646 Working vehicle with semicrawlers Mar. 13, 2001
6164399 Track-type carriage system for heavy vehicles Dec. 26, 2000
6135221 Drive assembly for track-laying vehicle Oct. 24, 2000
6135175 Tree harvester provided with a rotatable worktable Oct. 24, 2000
6089339 Drive reconfiguration mechanism for tracked robotic vehicle Jul. 18, 2000
5979580 High ground-clearance hybrid track/wheel drive Nov. 9, 1999
5975226 Crawler belt vehicle Nov. 2, 1999
5944134 Adjustable snowmobile track suspension Aug. 31, 1999
5791429 Snowmobile tunnel with bi-surfaced top Aug. 11, 1998

1 2 3


 
 
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