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Class Information
Number: 305/191
Name: Wheel substitutes for land vehicles > Tracks or treads > With detachable grouser for endless chain track > Grouser structure, per se
Description:










Sub-classes under this class:

Class Number Class Name Patents
305/192 Specific material (e.g., hardness, welding, method of manufacture) 24


Patents under this class:

Patent Number Title Of Patent Date Issued
8678522 Abrasion resistant track shoe grouser Mar. 25, 2014
8424980 Abrasion resistant track shoe grouser Apr. 23, 2013
8424981 Tractor traction system Apr. 23, 2013
8388072 Crawler vehicle track grouser Mar. 5, 2013
7410225 Multi-part links for endless track Aug. 12, 2008
7066562 Grouser shoe and fabrication method Jun. 27, 2006
6857490 Stair-climbing wheelchair Feb. 22, 2005
6533371 Elastic crawler shoe Mar. 18, 2003
6299265 Replaceable tire gripping system for endless track Oct. 9, 2001
6217135 Crawler track link member Apr. 17, 2001
6154988 Machine for digging under pipes and caterpillar traction device Dec. 5, 2000
6070955 Tracks for remote controlled sludge removal apparatus Jun. 6, 2000
6065818 Rubber track belt with improved traction and durability May. 23, 2000
6039405 Segment mounted on vehicle wheel or endless rubber track Mar. 21, 2000
5938300 Crawler-mounted slope traveling machine and shoe link for same Aug. 17, 1999
5902017 Segment mounted on vehicle wheel or endless rubber track May. 11, 1999
5800026 Elastic-bodied crawler plate and crawler band Sep. 1, 1998
5685616 Ground engaging surface for endless tracks and wheels Nov. 11, 1997
5547268 Traction device for tracked vehicle Aug. 20, 1996
5186526 One-piece crawler pad Feb. 16, 1993
5165766 Tram chain connection link Nov. 24, 1992
5078454 Wheel or endless track Jan. 7, 1992
5056306 Track assembly for track-laying vehicle Oct. 15, 1991
4865185 Crawler-mounted conveying train Sep. 12, 1989
4694556 Track tread Sep. 22, 1987
4645274 Restraints for controlling undesired deflection of track link sections embodying a flexor Feb. 24, 1987
4637665 Track shoes having toothed grousers Jan. 20, 1987
4396233 Track for rope vehicle Aug. 2, 1983
4141601 Track shoe with retaining flanges Feb. 27, 1979
4094557 Combination low ground pressure, low turning resistance and self-cleaning track shoe Jun. 13, 1978
4076334 Track for track laying agricultural tractors and like vehicles Feb. 28, 1978
4043610 Track shoe Aug. 23, 1977
4035035 Propulsion cleat for a power-driven ski Jul. 12, 1977
4026608 Low ground pressure track shoe May. 31, 1977
3972570 Wear-resistant composite track shoe Aug. 3, 1976
3937529 Low ground pressure track shoe Feb. 10, 1976











 
 
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