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Dual fuel system having a damper

  • US 9,371,784 B2
  • Filed: 12/21/2012
  • Issued: 06/21/2016
  • Est. Priority Date: 12/21/2012
  • Status: Active Grant
First Claim
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1. A dual fuel system for an engine, comprising:

  • a first fuel supply providing a first fuel to the engine;

    a second fuel supply providing a second fuel;

    a regulator configured to pass the second fuel from the second fuel supply to the engine, the regulator also being in fluid communication with the first fuel supply; and

    a damper in fluid communication with the first fuel supply and an output of the regulator,the damper including at least one piston having a first end in contact with the first fuel and a second end in contact with the second fuel, anda diameter of the first end being smaller than a diameter of the second end.

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