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patent · US7373931

Method and apparatus for delivering two fuels to a direct injection internal combustion engine

20 May 2008

Indexed reference — no copy held

This patent is cited by material in the archive, so it is indexed here by number, title and inventor. The archive holds no copy of its text.

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Abstract

An apparatus for delivering two fuels to a direct injection internal combustion engine comprises a liquid-fuel supply rail, a gaseous-fuel supply rail, a drain system with a shared drain rail for collecting both liquid fuel and gaseous fuel, and a venting device for venting gaseous fuel collected by the drain rail. The method comprises separately delivering a liquid fuel at injection pressure to an injection valve through a liquid-fuel rail, and actuating the liquid-fuel inje...

Provenance

Collection
Cited prior art
Filed
2007-01-30
Source
Google Patents bibliographic record
Granted
2008-05-20
Inventors
Tim Lennox; Adrian Post; Michael Wickstone; Westport Power Inc