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Method for controlling the operation of a cylinder for an internal combustion engine

  • US 20070168108A1
  • Filed: 04/08/2005
  • Published: 07/19/2007
  • Est. Priority Date: 04/29/2004
  • Status: Active Grant
First Claim
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1. Method for controlling the operation of a cylinder of an internal combustion engine of the four-stroke, multi-cylinder type, said cylinder cooperating with at least one fuel injector, an intake valve, an exhaust valve, operating members for controlling the opening of the valves according to the course of the cycle, and means driven by an engine control computer according to predetermined operating conditions of said engine to deactivate or activate selectively said valves of said cylinder, wherein the deactivation of said valves is performed simultaneously, and in that the deactivation of said valves is performed in the course of a cycle, at a time coinciding substantially with the middle of the period extending between the theoretical consecutive opening time of the intake valve (OI) and opening time of the exhaust valve (OE).

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