Patent ID: 6234262
Filing Date: 2001-05-22
Classification: B62M

Abstract:
In a snowmobile, a steering and suspension system connecting a frame of the snowmobile to a pair of skis supporting the snowmobile comprising:a steering handle means pivotally connected to one arm of a rotatable bellcrank pivotally mounted to the frame of the snowmobile for turning the snowmobile;a suspension mount member;a steering arm means for pivotally connecting the suspension mount member to a second arm of the bellcrank for causing the suspension mount to move substantially rectilinearly crosswise of the snowmobile in a direction opposite a turn when the bellcrank is rotated;an upright steering spindle fixedly attached to each ski;a pair of pitman arms, each having one end fixedly attached to a respective steering spindle;a pair of trailing brace arms, each having one end pivotally connected to the frame of the snowmobile, and having an opposite end pivotally connected to a respective steering spindle;a pair of fixed length tie rods, each having one end pivotally connected to a free end of a respective pitman arm, and an opposite end connected to the frame of the snowmobile; anda pair of radius rods each having one end pivotally connected to the suspension mount member, and an opposite end connected to a respective trailing brace arm.