Patent ID: 6679517
Filing Date: 2004-01-20
Classification: B60G,B60P,B62D

Abstract:
In a self-tracking suspension system for a tractor trailer having a centerline that extends along an axis parallel to the direction of travel, a front leaf spring hanger, a rear leaf spring hanger, a hanger and rocker assembly, a first leaf spring engaged with said front spng hanger and said hanger and rocker assembly, a second leaf spring engaged with said rear spring hanger and said hanger and rocker assembly, a first axle saddle attached to said first leaf spring, and a second axle saddle attached to said second leaf spring, the improvement comprising:a torque bar having first and second ends and a longitudinal axis; a first mounting member attached to said first end of said torque bar and interconnecting said torque bar to said second axle saddle; a second mounting member attached to said second end of said torque bar; a spacer connected to said second mounting member and interconnecting said second mounting member to said hanger and rocker assembly; said longitudinal axis of said torque bar intersecting said centerline at a predetermined oblique angle.