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. 04, 2006
Filed:
Sep. 23, 2004
Applicant:
Cédric Morin, Meudon, FR;
Inventor:
Cédric Morin, Meudon, FR;
Assignee:
Pēugeot Citroen Automobiles SA, Villacoublay, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention pertains to a device for controlling a valve of an internal combustion engine, the device comprising an electromechanical actuator equipped with a magnet, and a processor controlling a defluxing current generating a magnetic field opposed to the magnetic field of the magnet, characterized in that it comprises means for controlling this defluxing current as a function of the open time of the valve and means for determining the rapidity of opening and/or closing of the valve from this open time, the controlled defluxing current ensuring the determined rapidity of opening and/or closing.