Patent ID: 8561748
Filing Date: 2013-10-22
Classification: A01D,B60N

Abstract:
1. A suspension configuration for a seat, the suspension configuration comprising: a lower support frame mountable to a vehicle body, the lower support frame including a first slot; an upper support frame spaced a distance vertically above the lower support frame, the upper support frame including a second slot, the upper support frame adapted to support a seat; at least one biasing member coupled to the lower support frame and coupled to the upper support frame, the at least one biasing member biasing the upper support frame away from the lower support frame; a first suspension arm having a first end coupled to the lower support frame for rotation with respect to the lower support frame and a second end coupled to the upper support frame for rotation with respect to the upper support frame; and a second suspension arm having a first end coupled to the first slot in the lower support frame for rotation with respect to the lower support frame and for translation with respect to the lower support frame along the first slot, and a second end coupled to the second slot in the upper support frame for rotation with respect to the upper support frame and for translation with respect to the upper support frame along the second slot, wherein the first suspension arm is coupled to the second suspension arm at a coupling location between the first and second ends of the second suspension arm and between the first and second ends of the first suspension arm, the first suspension arm being rotatable with respect to the second suspension arm about the coupling location.