Patent ID: 9150071
Filing Date: 2015-10-06
Classification: B60G,F16F

Abstract:
1. A suspension for supporting a longitudinally extending vehicle frame rail above an axle, comprising: a frame hanger comprising: a frame bracket adapted for connection to a vehicle frame rail; a spring box attached to the frame bracket; a gusset attached to the frame bracket and positioned within the spring box to form a first spring module and a second spring module; said spring box comprising a bottom wall, a top wall, and an outer side wall of the first spring module, and said spring box comprising a bottom wall, a top wall, and an outer side wall of the second spring module; said gusset forming an inner side wall of the first spring module and an inner side wall of the second spring module; a first spring mount positioned within the first spring module; a first shear spring positioned between a first side wall of the first spring mount and the outer side wall of the first spring module; a second shear spring positioned between a second side wall of the first spring mount and the inner side wall of the first spring module; a second spring mount positioned within the second spring module; a third shear spring positioned between a first side wall of the second spring mount and the outer side wall of the second spring module; and a fourth shear spring positioned between a second side wall of the second spring mount and the inner side wall of the second spring module; wherein the spring box includes a first upwardly extending flange extending from the top wall of the first spring module and a second upwardly extending flange extending from the top wall of the second spring module, with a gap positioned between the first flange and the second flange allowing positioning of the gusset between the first and second flanges.