Patent ID: 7934579

Claim:
A suspension assembly comprising: an axle comprising a first end and a second end, the axle being movable with respect to a frame of a vehicle between an unloaded position and a loaded position; a first cushion associated with the first end of the axle; a second cushion associated with the second end of the axle; and a resilient member disposed laterally between the first cushion and the second cushion, the resilient member being configured for coupling with one of the axle and a frame of a vehicle and being configured to be spaced from at least one of the axle and a frame of a vehicle when the axle is in the unloaded position; wherein the resilient member is configured to selectively progressively bias the axle towards the unloaded position; the resilient member is disposed about midway between the first cushion and the second cushion; and the resilient member is configured for coupling with a frame of a vehicle, the axle is spaced from the resilient member when the axle is in the unloaded position, and the axle contacts the resilient member when the axle is in the loaded position.