Air bag and walking beam construction

  • US 5,228,718 A
  • Filed: 05/06/1992
  • Issued: 07/20/1993
  • Est. Priority Date: 05/07/1991
  • Status: Expired due to Term
First Claim
Patent Images

1. A walking beam wheel assembly for trucks, trailers and the like which include spaced and parallel, longitudinally extending chassis members;

  • said walking beam wheel assembly comprising in combination a ground engaging wheel trolley component including a pair of spaced and parallel transversely extending wheel axles with ground engaging wheels on each end thereof, a longitudinally extending walking beam extending between the wheels on each said end of said axles and means operatively connecting said walking beams one to each of said chassis members, said means including at least one air bag operatively extending between each of walking beams and the corresponding chassis member and means to mount said air bags between said walking beams and said chassis, said mount means including a saddle secured to the underside of each said air bags, a frame bracket secured to said chassis member, pivot means connecting said frame bracket to said saddle, further pivot means securing said walking beam to said saddle and means mounting the uppersides of said air bags to the underside of said chassis member, said saddle including a pair of substantially vertical side plates and an upper transverse plate extending between the uppersides of said side plates and a bearing carrying portion situated diagonally on the front end of said side plates and extending forwardly and upwardly from the underside of said side plates.

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