Patent ID: 7017688

Claim:
A half-track vehicle, comprising: (a) a frame having a first side and a second side; (b) a first beam; (c) a second beam; (d) a first suspension system suspending the first beam from the frame adjacent the first side of the frame; (e) a second suspension system substantially separate from the first suspension system suspending the second beam from the frame adjacent the second side of the frame; (f) a forward wheel and a rearward wheel attached to each beam; and, (g) wherein said first suspension system includes at least one element that is attached to one of said frame and said first beam in a manner that permits three degrees of rotational movement and that transmits motive force from said first beam to said frame; and (h) wherein said second suspension system includes at least one element that is attached to one of said frame and said second beam in a manner that permits three degrees of rotational movement and that transmits motive force from said second beam to said frame.