Patent · US Expired

Purge system for ethanol direct injection plus gas port fuel injection

US7293552B2 · kind B2 · utility

93Cited by
19References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2005
Grant dateNov 13, 2007
Priority date
Expiry dateDec 22, 2025

Classification

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

Abstract

A method for managing vapors generated by a first and second reservoir onboard a vehicle traveling on the road, the method comprising of inducting vapors from the first and second reservoirs during engine operation; and reducing flow of vapors from first the reservoir to second reservoir and from the second reservoir to the first reservoir.

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