Patent · US Expired

Locking wedge assembly for a slackless drawbar assembly

US6024233A · kind A · utility

9Cited by
4References
20Claims
0Family size

Inventors

Key dates

Filing dateMar 27, 1998
Grant dateFeb 15, 2000
Priority date
Expiry dateMar 27, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB61G9/24
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A locking wedge assembly for use in a slackless drawbar assembly designed to connect together, in a substantially semi-permanent fashion, adjacently disposed ends of a pair of railway cars. Such locking wedge assembly including a locking wedge member having a top surface and a bottom surface. A crushable support member has a top surface engageable with at least a portion of the bottom surface of such wedge member. An aperture is formed through the crushable support member and an anchoring member is engaged with the locking wedge member and extends through such aperture formed in the crushable support member for securing the locking wedge member in such slackless drawbar assembly. Such anchoring member includes at least a threaded portion for at least one of receiving a nut thereon and for threadedly engaging a threaded aperture formed in the wedge member adjacent the bottom surface of such wedge member to enable tightening of such locking wedge member in place.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.