Frame construction for a vehicle

  • US 7,377,348 B2
  • Filed: 01/15/2007
  • Issued: 05/27/2008
  • Est. Priority Date: 12/23/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A snowmobile, comprising:

  • a frame including a tunnel and an engine cradle forward of the tunnel;

    an engine mounted in the engine cradle;

    a drive track disposed below and supported by the tunnel and connected operatively to the engine for propulsion of the snowmobile;

    left and right skis disposed on the frame;

    a straddle seat disposed on the tunnel above the drive track and rearward of the engine;

    a pair of footrests supported by the frame;

    a steering column movably connected to the frame and operatively connected to the two skis;

    a handlebar connected to the steering column;

    a brace assembly connected to the frame, the assembly including;

    left and right rear legs extending forwardly and upwardly from the tunnel, andleft and right front legs extending rearwardly and upwardly from the frame forward of the tunnel, each of the left and right front legs having a front end and a rear end, the front ends of the front legs being spaced further from each other than the rear ends of the front legs.

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