Patent · US Expired

Automatic parking brake for a rail vehicle

US7140477B2 · kind B2 · utility

22Cited by
41References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 2004
Grant dateNov 28, 2006
Priority date
Expiry dateSep 9, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB61H13/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A parking brake for a rail vehicle can automatically lock the rail vehicle brakes in an applied position, such as by clamping the brake cylinder push rod to prevent retraction from an applied position to a release position. An actuator can operate the parking brake, and a manual release can also be provided.

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