Internal-combustion engines – Charge forming device – Fuel injection system
Reexamination Certificate
2009-07-31
2011-10-25
Wolfe, Jr., Willis (Department: 3747)
Internal-combustion engines
Charge forming device
Fuel injection system
C123S446000, C123S468000, C123S510000, C123S511000, C123S541000
Reexamination Certificate
active
08042519
ABSTRACT:
An internal combustion engine includes a fuel system having a first fuel rail with an integrated diverter portion coupled to a high-pressure pump and separated from a common rail portion by a flow restriction device. The first fuel rail includes a pressure sensor coupled to the diverter portion at one end and a control valve coupled to the common rail portion at the other end of the same fuel rail. In V-engine embodiments, a second fuel rail communicates with the integrated diverter portion of the first fuel rail. In one embodiment, components including the first and second fuel rails, a pressure sensor, and a pressure or volume control valve are externally mounted outside the engine valve cover.
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Fulton Brien Lloyd
Gryglak Adam John
Hudson Anthony William
Pumford Kenneth G
Brooks & Kushman P.C.
Ford Global Technologies LLC
Hoang Johnny
Voutryas Julia
Wolfe, Jr. Willis
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