Patent ID: 7267349
Filing Date: 2007-09-11
Classification: B60G,B66F

Abstract:
1. A material handling lift, for moving a load both horizontally across a surface and vertically relative to the surface, the lift comprising: a frame, wherein at least a portion thereof is adapted to receive the load thereon; an elongated steering column having a first end, a second end and a longitudinal axis extending therebetween; an axle mounted on the second end of the steering column and at right angles to the longitudinal axis thereof; a drive wheel rotatably received on the axle; whereby the drive wheel engages the surface; a pair of laterally spaced side wheels mounted on the frame for engaging the surface; a parallelogram suspension system for resiliently connecting the drive wheel to the frame; wherein the suspension system comprises: a pair of upper swing arms; a pair of lower swing arms; at least one stabilizer bar mounted between one of the pairs of upper swing arms and lower swing arms; a shock dampener connected to one of the pairs of upper and lower swing arms.