Air ride suspension system with rigid bolster beam and slipper load bushing
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United States of America Patent
Stats
-
May 7, 1991
Grant Date -
N/A
app pub date -
Jul 10, 1989
filing date -
Jul 10, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air ride suspension system for a vehicle comprises a hanger that is suspended from the vehicle chassis, a bolster beam that is pivotally connected with the hanger, a first spring positioned between a first end of a bolster beam and the hanger, a second spring posiitoned between a second end of the bolster beam and the vehicle chassis, where the vertical load borne by the vehicle is transferred through the first and second springs to the bolster beam and the vehicle axle and substantially none of the vertical load is borne by the pivot bushings providing the pivot connection between the hanger and bolster beam.
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