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. 19, 2015
Filed:
Mar. 19, 2010
Applicant:
Yusuke Nakayama, Gotemba, JP;
Inventor:
Yusuke Nakayama, Gotemba, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 21/02 (2006.01); F02D 41/00 (2006.01); F02D 19/06 (2006.01); F02D 41/30 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0027 (2013.01); F02D 19/0647 (2013.01); F02D 41/1454 (2013.01); F02D 41/307 (2013.01); Y02T 10/36 (2013.01); F02D 19/0615 (2013.01); F02D 19/0692 (2013.01); F02D 19/0613 (2013.01);
Abstract
A control device for an internal combustion engine includes an engine and a control unit. The engine can be driven by switching between CNG fuel and liquid fuel. The control unit switches an air fuel ratio, in case of switching fuel to be supplied to the engine between the CNG fuel and the liquid fuel, so that torque fluctuation of the engine is unchanged before and after switching the fuel.