Patent ID: 7753155
Filing Date: 2010-07-13
Classification: B62D,B62M

Abstract:
1. A snowmobile having a multiple track propulsion system, comprising: a) a snowmobile body having a frame, a seat, and handlebars; b) a multiple track propulsion system for propelling said snowmobile, said multiple track propulsion system comprising: c) a power supply disposed within said snowmobile body and operably coupled to said rear endless track and said pair of front endless tracks to turn said rear and front endless tracks and propel said snowmobile, said pair of front endless tracks providing active displacement about said ground surface similar to said rear endless track, said pair of front endless tracks being coupled to said frame by support arms; and d) a drive device supported by said support arms, said drive device being configured to transfer power from said power supply to said pair of front endless tracks for causing rotation of said pair of front endless tracks, wherein said drive device comprises: