Snap-on slide bearing for U-section type unit brake beam guide lugs
US4463836A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1982 |
| Grant date | Aug 7, 1984 |
| Priority date | — |
| Expiry date | Sep 30, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61H13/38
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A snap-on slide bearing for application to U-section formed sheet metal type guide lugs of unit brake beams for mounting the unit brake beams equipped with such guide lugs in the railroad car truck side frame unit brake beam guide brackets, preferably in place of the conventional spring steel wear plate now generally in use, comprising a one piece U-shaped clip member formed from spring steel and defining spaced apart superposed congruently related parallel arms integrally joined at like ends by abridging web, with the arms at their other ends being angled toward each other to define for each such arm a locating stop spaced from the clip member web approximately the length of the the guide lugs, and with the clip member arms each having affixed to the outer surfacing of same a strip that is preferably formed from a polymeric material, such as UHMW polyethylene, which strip is rectilinear and planar in outline, which strips are shaped and proportioned for substantially complemental but slidable seating in the side frame guide bracket in which the guide lug is to be mounted, when the slide bearing is mounted on the guide lug. The slide bearing for each guide lug snap fits thereon fro…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.