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:
Nov. 19, 2013
Filed:
Dec. 27, 2010
Yoshiaki Katou, Fujisawa, JP;
Yoshiaki Katou, Fujisawa, JP;
Jatco Ltd, Fuji-shi, JP;
Abstract
An accumulator () is connected to a line pressure oil passage () via an electromagnetic cut-off valve () and a one-way valve (), a three-way electromagnetic switching valve (), and a pressure holding valve () are additionally installed on clutch pressure oil passage () of a low clutch () which is engaged at a time of an engine stop. The accumulator is cut off from the line pressure oil passage and the low clutch is communicated with the pressure holding valve and the clutch pressure is held to a value immediately before a torque transmission control, at the time of the engine stop and, during an engine restart, the electromagnetic cut-off valve is duty controlled in accordance with an accelerator opening angle and the clutch pressure is discharged from the accumulator.