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:
Aug. 20, 2013
Filed:
Nov. 06, 2007
Applicants:
Yuji Iwase, Mishima, JP;
Takuma Kakinami, Toyota, JP;
Atsushi Tabata, Okazaki, JP;
Inventors:
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60W 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides, in a vehicle driving apparatus that includes an internal combustion engineand electric motors Mand M, a control device that can provide both confined noise reduction and fuel efficiency improvement. A control deviceincludes a confined noise reduction meansthat controls the electric motor, to reduce confined noise caused by the variation of torque that is provided from the internal combustion engine, so that the electric motor provides variation of torque in opposite phase to the variation of the torque that is provided from the internal combustion engine.