Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 18, 2010
Patent Application Number
12145088
Date Filed
June 24, 2008
Patent Primary Examiner
Patent abstract
A fuel supply system includes a pressure regulator (16) regulating the pressure of fuel supplied from a fuel pump (14). A valve device (18) is associated with the pressure regulator (16) for controlling the pressure of the fuel regulated by the pressure regulator (16). The valve device (18) supplies a part of the fuel as a control fluid to the pressure regulator (16). The part of the fuel supplied from the valve device (18) as the control fluid is not discharged into a fuel tank (12) when the pressure regulator (16) regulates the pressure of the fuel to have a higher value.
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