Patent ID: 6758294
Filing Date: 2004-07-06
Classification: B62D

Abstract:
A suspension for a cab of an over the highway truck or tractor having a frame that includes a pair of spaced apart frame rails and a transverse member interconnecting the rails, said suspension comprising:a) first and second spaced apart springs interposed between and connected to said cab and to said transverse member for modulating relative motion of said cab with respect to said frame; b) a pair of spaced apart motion dampers interposed between and connected to said cab and said transverse member, said motion dampers interconnecting said cab and said frame to damp relative cab and frame movement both toward and away from one another; c) a third spring connected to one of said transverse member and said cab; and d) an elongated rigid rod having a first end connected to said third spring and a second end connected to an other of said transverse member and said cab, said rod and third spring adapted to bias said cab toward a centered position relative to said frame.