Patent ID: 7322587
Filing Date: 2008-01-29
Classification: B60G,B62D

Abstract:
1. A liftable suspension system for use on a vehicle, comprising: first and second wheel spindles; first and second support devices, each of the first and second spindles extending outwardly relative to a respective one of the first and second support devices; first and second arms, each of the first and second support devices being pivotably connected to a respective one of the first and second arms, and each of the first and second arms being configured for pivotable connection to a frame of the vehicle; and an actuator operative to lift at least the first support device relative to the vehicle frame when the suspension system is attached to the frame, wherein the actuator applies a force to the first arm and an oppositely directed force to a bracket when the first device is lifted relative to the vehicle frame, wherein the first and second support devices are displaceable relative to the vehicle frame independently of each other when the suspension system is attached to the frame and wherein the actuator elongates to thereby apply the force to the first arm.