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:
Oct. 23, 2018
Filed:
Feb. 12, 2015
Applicant:
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Inventors:
Hiroyuki Kutsubo, Nagoya, JP;
Kazuki Kojima, Nukata, JP;
Koji Makino, Okazaki, JP;
Yoshimitsu Hyodo, Nishio, JP;
Kenichi Tsuchida, Nishio, JP;
Assignee:
AISIN AW CO., LTD., Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/12 (2010.01); F16H 61/00 (2006.01); F16H 61/02 (2006.01);
U.S. Cl.
CPC ...
F16H 61/12 (2013.01); F16H 61/0021 (2013.01); F16H 61/0206 (2013.01); F16H 2061/1268 (2013.01);
Abstract
A hydraulic control device including: a throttle valve; a pressure regulating valve; an on/off solenoid valve of a normally open type that allows communication therethrough when not energized; and a failure circuit that, when power supply to the linear solenoid valve and the on/off solenoid valve is cut off, supplies a certain hydraulic pressure based on switching off of the on/off solenoid valve to the control oil chamber of the pressure regulating valve.