Patent · US Expired

LPG fuel shutoff system

US4721078A · kind A · utility

14Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1986
Grant dateJan 26, 1988
Priority date
Expiry dateMay 13, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/30
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to a system for shutting off the LPG fuel supply route in a vehicle except in case of necessity. Namely, when an engine is stopped and a starting switch is in switched off, a solenoid valve is operated to shut off the LPG fuel supply route to prevent the LPG fuel from leaking out to the carburetor and to keep the vehicle from suddenly lurching out.

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