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:
May. 24, 2016
Filed:
Sep. 16, 2013
Applicant:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;
Inventors:
Nobuhiko Matsuo, Isesaki, JP;
Kenichi Machida, Isesaki, JP;
Assignee:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 13/00 (2006.01); F01L 1/34 (2006.01); F02D 41/06 (2006.01); F02D 13/02 (2006.01); F01L 1/344 (2006.01); F02D 41/04 (2006.01); F02D 41/14 (2006.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F01L 1/34 (2013.01); F02D 13/0238 (2013.01); F02D 13/0261 (2013.01); F02D 41/062 (2013.01); F01L 1/344 (2013.01); F01L 2820/032 (2013.01); F02D 41/042 (2013.01); F02D 41/1401 (2013.01); F02D 2041/001 (2013.01); Y02T 10/18 (2013.01);
Abstract
An apparatus for controlling a variable valve timing mechanism includes an electronic controller which includes a microcomputer converges a valve timing of a variable valve timing mechanism to a target changing amount based on a deviation between the target changing amount and an output of a sensor for detecting a changing amount of the valve timing.