Patent · US Expired

LPG vehicular liquid transfer system

US7047947B2 · kind B2 · utility

6Cited by
7References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 26, 2004
Grant dateMay 23, 2006
Priority date
Expiry dateAug 26, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/4841
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fuel system for supplying LPG fuel, the system including a fuel storage tank and a fuel transfer tank. A first pump pushes fuel to a vehicle engine from the transfer tank and excess fuel from the engine is returned to the storage tank or the transfer tank. A second pump pulls fuel from the storage tank into the transfer tank when a fluid level within the transfer tank falls below a certain level. A method of providing LPG fuel to the engine of a vehicle.

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