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Running gear for drop-frame rail vehicles

  • US 5,415,107 A
  • Filed: 07/12/1993
  • Issued: 05/16/1995
  • Est. Priority Date: 11/11/1991
  • Status: Expired due to Term
First Claim
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1. In a drop-frame rail vehicle having a carriage body, a running gear comprising:

  • a running-gear frame having a crossmember, said crossmember having transverse ends with pockets formed therein;

    rockers articulatingly fastened to said crossmember, primary springs each supporting a respective one of said rockers on said crossmember, individual wheels each being rotatably mounted in a respective one of said rockers;

    two articulated rods each having one end being articulatingly mounted at a distance from one another on said crossmember and another end to be articulatingly fastened to the carriage body, for connecting the running-gear frame to the carriage body;

    secondary springs mounted in said pockets for supporting the carriage body on said running-gear frame; and

    transverse stops disposed at a distance from one another in said crossmember for limiting transverse movement of the carriage body relative to the running gear, wherein said wheels have axles, said transverse ends of said crossmember each have a short bracket pointing in the longitudinal direction of the running gear, and each of said rockers is a double-armed angle lever having a first end engaging on both sides around and being articulatingly mounted to a respective one of said short brackets, a second middle end engaging on both sides around a respective one of said wheels and carrying a respective one of said axles, and a third end having two interconnected arms bearing against a respective one of said primary springs.

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