Patent · US Expired

All purpose car

US5090331A · kind A · utility

8Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 1991
Grant dateFeb 25, 1992
Priority date
Expiry dateJul 9, 2011

Classification

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

Abstract

A railway car comprising a longitudinal center sill and floor members carried at opposite sides of the sill, and first locking devices mounted on a cross-bearer connected to the center sill and a second set of locking devices mounted on a second cross-bearer and a third set of locking devices movable through the deck and foldable thereunder, the second set of devices pivotal longitudinally of the car between retracted and operative positions, and the third set of the locking devices pivotal transversely of the car.

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