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Bi-fuel gasoline and low pressure gas fuel system and method of operation

  • US 6,494,190 B1
  • Filed: 08/04/2000
  • Issued: 12/17/2002
  • Est. Priority Date: 08/04/2000
  • Status: Expired due to Term
First Claim
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1. A multi-fuel system for an internal combustion engine having a plurality of combustion chambers, the multi-fuel system comprising:

  • a multi-fuel tank adapted to receive one of a liquid fuel, a low pressure gaseous fuel or a mixture thereof that forms a fuel mixture in the multi-fuel tank;

    a fuel supply rail adapted to receive the liquid fuel, the low pressure gaseous fuel or the mixture thereof from the fuel tank;

    a fuel injector fluidly connecting the fuel supply rail to each of the plurality of combustion chambers so that the combustion chamber operates with only one of the liquid fuel, the low pressure gaseous fuel or a mixture thereof, wherein the fuel mixture is provided to each fuel injector for injection into each respective combustion chamber.

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