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Monovalve with integrated fuel injector and port control valve, and engine using same

United States Patent

November 5, 2002
View the Complete Patent at the US Patent & Trademark Office
Each cylinder of an internal combustion engine includes a combined gas exchange valve and fuel injector with a port control valve. The port control valve operates to open either an intake passage or an exhaust passage. The operation of the combined device is controlled by a pair of electrical actuators. The device is hydraulically actuated.
Milam; David M. (Metamora, IL)
Caterpillar Inc (Peoria, IL)
09/ 892,689
June 27, 2001
The Government has the rights in this invention pursuant to Contract No. DE-FC05-97OR22605-RS96-006 awarded by the U.S. Department of Energy.