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:
Jan. 29, 2008
Filed:
Mar. 14, 2006
Applicants:
Takashi Kawasaki, Toyota, JP;
Naohide Fuwa, Toyota, JP;
Inventors:
Takashi Kawasaki, Toyota, JP;
Naohide Fuwa, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
After a delay control for extending a period from when an engine stop request is made to when the engine actually stops is started, the electronic control unit changes the valve timing and the valve duration of an intake valve to valve timing and valve duration suitable for starting the engine. When changing the valve timing and the valve duration after the start of the delay control, the electronic control unit changes one of the valve timing and the valve duration of the intake valve based on the other such a valve overlap becomes less than or equal to a predetermined value.