Liquid injected propane fuel system
AssigneeAuto Gas Services, LLC
InventorsJohn Patrick Omundson, Carl D. Wegner
Life of this patent
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Abstract
A system according to the present invention provides for a liquid injected propane fuel system for internal combustion engines which provides for a fuel pump assembly, a base tank valve adaptor, a distribution assembly, and rail assemblies; a first embodiment of the liquid injected propane fuel system may provide for proportional fuel injection, a second embodiment may provide for direct fuel injection providing for at least substantial reduction in evaporation (EVAP) emissions, is disclosed, a third embodiment of the liquid injected propane fuel system may provide for a combination of proportional fuel injection and direct fuel injection; the invention comprising at least one of a fuel tank, an external fuel tank, a distribution block, a fuel rail and a ECU.
Claims3
A liquid injected propane fuel system comprising:
- a fuel tank,
- a pump assembly located externally of said fuel tank, and
- a fuel distribution block;
- said pump assembly fluidly coupled between said fuel tank and said fuel distribution block;
- said pump assembly further comprising:
- a cylinder and a base tank valve adaptor;
- said cylinder having a first end and an opposite second end and an internal cylinder wall, wherein said internal cylinder wall defines a cavity of said cylinder;
- a pump positioned on said first end within said cavity;
- said second end having a first opening for provision of a liquid propane fuel from said fuel tank;
- said second end having a second opening for a disbursement of said liquid propane fuel from said pump assembly to said fuel distribution block without a phase change;
- and
- said base tank valve adaptor in sealable and removable communication with said second end.
Dependencies are inferred from the claim text.