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. 01, 2014
Filed:
Oct. 26, 2011
Shinya Mochiyama, Fuji, JP;
Hiroki Kawakami, Fuji, JP;
Hideharu Yamamoto, Fujinomiya, JP;
JATCO Ltd, Fuji-shi, JP;
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Abstract
In control apparatus and method for a hybrid vehicle, a line pressure control valve disposed at a downstream side of each of mechanical oil pump (M-O/P) and electrically driven oil pump (S-O/P) to decrease a supplied hydraulic pressure from at least one of the mechanical oil pump and the electrically driven oil pump by opening drain ports thereof in accordance with a control valve command value is provided, the control valve command value is set by adding a predetermined additive correction quantity to a required line pressure set in accordance with operating states of a hydraulic pressure clutch (CL) and a transmission and the drain ports of the line pressure control valve are controlled to a closure side, during an actuation of the electrically driven oil pump.