Patent · US Expired

Railway freight car

US4917019A · kind A · utility

86Cited by
16References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1989
Grant dateApr 17, 1990
Priority date
Expiry dateMay 12, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB61F1/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A railway car comprises a center sill with a crossbearer, webs and end bolsters extending across thereof. A light side stiffener interconnects the projecting ends of said webs and spans between the bolster and the crossbearer. A shear plate covers a trapezoidal end frame extending from the bolster. The frame includes inclined braces buttressing a pair of cantilivered brackets projecting toward and horizontally overlapping similar brackets of the adjacent car.

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