Patent · US Expired

Pneumatic uphill anti-runback device

US5493949A · kind A · utility

4Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 1993
Grant dateFeb 27, 1996
Priority date
Expiry dateJul 23, 2013

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60T13/57
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

This device, which is intended for vehicles equipped with a brake system comprising a pneumatic brake booster (1) and a master cylinder (2), enables the braked vehicle to be held back on an upslope. It comprises an inclinometric valve (12) which under certain conditions prevents the booster (1) from returning to its position of rest.

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