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Relief valve mechanism for an oil pump

  • US 20040226613A1
  • Filed: 01/28/2004
  • Published: 11/18/2004
  • Est. Priority Date: 01/28/2003
  • Status: Abandoned Application
First Claim
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1. A relief valve mechanism for an oil pump comprising;

  • a body having a first hole;

    a spring housed in the body and adapted to apply biasing force to a relief valve in response to contraction of the spring;

    a first opening connected to the first hole of the body;

    the relief valve adapted to close the first opening in response to the biasing force of the spring and adapted to open the first opening against the biasing force in response to pressure of fluid from the oil pump applied to one end of the valve; and

    means for sensing a temperature positioned at the spring.

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