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US 20030047996A1

(19) United States

(12) Patent Application Publication (io) Pub. No.: US 2003/0047996 Al

Soucy et al. (43) Pub. Date: Mar. 13,2003

(54) ENDLESS TRACK FOR HIGH SPEED MULTI-TERRAIN VEHICLES

(76) Inventors: Gilles Soucy, Drummondville (CA);

Claude Faucher, Drummondville (CA);
Andre Deland, Drummondville (CA);
Marc Delisle, Drummondville (CA)

Correspondence Address:
Robert Brouillette
BROUILLETTE KOSIE
25th Floor

1100 Rene-Levesque Boulevard West
Montreal, QC H3B 5C9 (CA)

(21) Appl. No.: 09/984,307

(22) Filed: Oct. 29, 2001

(30) Foreign Application Priority Data

Sep. 11, 2001 (CA) 2,357,140

Publication Classification

(51) Int. CI.7 B65G 15 44

(52) U.S. CI 305/180

(57) ABSTRACT

This invention relates to endless tracks and systems used to propel track-laying vehicles [i.e., vehicles which use endless tracks rather than tires to contact the terrain over which they are driven, e.g., tractors, tanks, bulldozers, etc.] and, more particularly, to an improved rubber track design and system allowing the endless track to be driven more efficiently at highway speeds. The track is made from a polymer adapted to travel over a drive sprocket, a plurality of guide wheels and a tensioning wheel, said track having a first exterior ground engaging surface and a second interior drive sprocket engaging surface, said track comprising: a carcass portion in which reinforcing means are embedded into said polymer; a plurality of tread lugs disposed on said first engaging surface; a plurality of drive lugs disposed on said second engaging surface and a plurality of drive horns disposed on said second engaging surface.

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