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:
Feb. 23, 2016
Filed:
Nov. 22, 2011
Takuro Morino, Numazu, JP;
Shuji Moriyama, Susono, JP;
Yoshio Ito, Susono, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-Shi, JP;
Abstract
A hydraulic control device includes an accumulator configured to accumulate oil supplied by a mechanical pump and supply the accumulated oil to a C1 control system (clutch) by discharging the accumulated oil; a first oil passage connected to the hydraulic route (clutch oil passage) on an upstream side of a SLC linear solenoid; a second oil passage connected to the hydraulic route on a downstream side of the manual valve; and connection control unit (a switching valve and a pressure accumulation control valve) configured to control the connection between the accumulator and the hydraulic route so that the accumulator is in communication with one of the first oil passage and the second oil passage.