The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2009
Filed:
Oct. 10, 2007
Applicant:
Pierre Duret, Sartrouville, FR;
Inventor:
Pierre Duret, Sartrouville, FR;
Assignee:
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
F02B 47/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method of controlling an internal-combustion engine comprising at least one cylinder () with at least one burnt gas exhaust means () including an exhaust valve () whose opening/closing is controlled by control means () and an exhaust pipe () connected to an exhaust line (), at least two intake means () comprising each a valve () whose opening/closing is controlled by a dedicated actuating means () and a pipe (). The method, during low load or medium load running of the engine: