Title:
METHOD AND APPARATUS FOR CLEANING AN OIL CONTROL VALVE FOR AN INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO2004007916
Kind Code:
A8
Abstract:
The present invention is a method and apparatus to clean an oil control valve for use by an internal combustion engine. The invention causes the oil control valve to execute a cleaning routine when specific entrance criteria are met. This ensures cleaning of the valve to remove contaminants that are wedged, pinched or otherwise trapped on the valve, without interference in the operation of the engine.
Inventors:
GREWAL AMANPAL S
MCKAY DANIEL LEE
GAUTHIER DANIEL GEORGE
WATERS JAMES PATRICK
PFEIFFER JEFFREY M
MCKAY DANIEL LEE
GAUTHIER DANIEL GEORGE
WATERS JAMES PATRICK
PFEIFFER JEFFREY M
Application Number:
PCT/US2003/021720
Publication Date:
May 26, 2005
Filing Date:
July 14, 2003
Export Citation:
Assignee:
DELPHI TECH INC (US)
International Classes:
F01L1/344; (IPC1-7): F01L1/34; F01L9/02
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