Method and apparatus for pumping fuel to a fuel injection system

A method and apparatus pump fuel to a fuel injection system in an internal combustion engine. The method comprises steps of pumping a liquid fuel to a first pressure, using the liquid fuel at the first pressure as a hydraulic fluid for driving a gaseous fuel pump, and pumping a gaseous fuel to a sec...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Mumford David K, Haas Jordan C, Pritchard B. Keir, Tsui Mark, Lennox Timothy N
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL CONTROLLING COMBUSTION ENGINES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MECHANICAL ENGINEERING SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF WEAPONS
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Beschreibung
Zusammenfassung:	A method and apparatus pump fuel to a fuel injection system in an internal combustion engine. The method comprises steps of pumping a liquid fuel to a first pressure, using the liquid fuel at the first pressure as a hydraulic fluid for driving a gaseous fuel pump, and pumping a gaseous fuel to a second pressure with the gaseous fuel pump.