Patent ID: 6607206
Filing Date: 2003-08-19
Classification: B60G

Abstract:
A front suspension assembly which is mountable to a longitudinally extending frame of a vehicle, said vehicle including a front axle, which is comprised ofa pair of longitudinally extending spring means generally situated parallel to the frame each of said spring means having a first end and a second end, a pair of vertically extending guides designed to prevent side to side motion of the spring means mounted directly across from each other having a first end attached to the frame, a second end and a rectangular aperture having a top horizontal surface, a bottom horizontal surface and a pair of opposed vertical side surfaces, each of said vertical surfaces having a wear plate removably mounted on the vertical surfaces of the aperture to protect the vertical surfaces of the aperture, said aperture permitting passage of the spring means therethrough and further permitting vertical translation of said spring means therewithin, means for attaching the front axle to said spring means, a rigid crosspiece attached to the second end of each of the guides such that horizontal translation of the front axle is prevented, a pair of air cushions each having a first upper end attached to the frame and a second lower end attached to the second end of the spring means, a pair of means for adjusting the air pressure within each of said air cushions, and means for mechanically absorbing surface irregularities, wherein the spring means is bent concavely upwardly forwardly of the axle and between the axle and first end of the spring means and concavely downwardly rearwardly of the axle and between the axle and the second end of the spring means.