Internal-combustion engines – Charge forming device – Fuel injection system
Reexamination Certificate
2008-07-15
2008-07-15
Moulis, Thomas (Department: 3747)
Internal-combustion engines
Charge forming device
Fuel injection system
Reexamination Certificate
active
11332306
ABSTRACT:
A fuel system for a work machine is disclosed. The fuel system has a fuel injector, a first source of fuel at a first pressure, a second source of fuel at a second pressure, and a pressure control device. The pressure control device is disposed between the fuel injector and the first and second sources. The pressure control device is configured to selectively direct the fuel at the first pressure and the fuel at the second pressure to the fuel injector.
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Gibson Dennis H.
Sommars Mark F.
Sun Jinhui
Caterpillar Inc.
Finnegan Henderson Farabow Garrett & Dunner
Moulis Thomas
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