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U.S. Department of Energy
Office of Scientific and Technical Information

Fuel pressure regulator valve

Patent ·
OSTI ID:6727893

This patent describes a fuel pressure regulator valve. It comprises: a housing containing a diaphragm assembly that divides the housing into two chambers, one chamber being a fuel chamber, and the other chamber being a control chamber, the fuel chamber having an inlet adapted to be communicated to a supply of pressurized fluid whose pressure is to be regulated and an outlet adapted to return excess fuel to a tank, the outlet having an inner end containing a valve seat with which a valve element carried by the diaphragm assembly coacts. The control chamber comprising means for establishing the pressure in the fuel chamber at which the valve element unseats from the valve seat, the valve element being a truncated sphere having a circular flat face at its truncation and having a size greater than a hemisphere.

Assignee:
Siemens-Bendix Automotive Electronics L.P., Troy, MI (USA)
Patent Number(s):
US 4928729; A
Application Number:
PPN: US 7-336363A
OSTI ID:
6727893
Country of Publication:
United States
Language:
English