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:
Sep. 07, 2004
Filed:
Jan. 05, 2004
Applicant:
Inventors:
Assignee:
Siemens VDO Automotive, Toulouse, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 3/00 ;
U.S. Cl.
CPC ...
F02B 3/00 ;
Abstract
According to this method, a) a series of sparks is emitted into an engine cylinder ( ), filled with an air/fuel mixture to be ignited, at predetermined successive instants, b) one of the sparks that initiates the ignition of the mixture is identified, c) the difference separating the instant of emission of the spark from a predetermined ignition instant able to ensure that the engine supplies a predetermined mechanical power is evaluated, and d) the instant of opening of the fuel injector ( ) is corrected as a function of the difference, so as to initiate subsequent ignitions of the air/fuel mixture in the cylinder ( ) at the predetermined instant.