Internal-combustion engines – Charge forming device – Fuel injection system
Reexamination Certificate
2006-05-09
2006-05-09
Gimie, Mahmoud (Department: 3747)
Internal-combustion engines
Charge forming device
Fuel injection system
C123S514000
Reexamination Certificate
active
07040290
ABSTRACT:
A common rail system includes a first common rail, a second common rail, and a control unit. The first common rail is connected to a fuel pump through a fuel feed line and is provided with a first pressure regulating valve and a first pressure sensor. The second common rail is connected to the first common rail through a connecting line and is provided with a second pressure regulating valve and a second pressure sensor. The control unit controls operation of the fuel pump based on signals input from the first and second pressure sensors.
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Gimie Mahmoud
Hyundai Motor Company
Morgan & Lewis & Bockius, LLP
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