Patent · US Expired

Air brake compressor failure warning system

US4853689A · kind A · utility

1Cited by
5References
9Claims
0Family size

Inventors

Key dates

Filing dateJun 25, 1987
Grant dateAug 1, 1989
Priority date
Expiry dateJun 25, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60T17/22
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A warning for a vehicular air brake system, which system is powered by air compressed by a rotary compressor. A sensor senses rotation of some part of the compressor, and if a signal respective to rotation is not sensed during a predetermined increment of time, an alarm is caused to alert the operator of an impending lack of compressed air.

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