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:
May. 16, 2017
Filed:
Nov. 15, 2012
Applicant:
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Inventors:
Tomoya Jinno, Nishio, JP;
Munehiro Tashiro, Okazaki, JP;
Masamichi Yamaguchi, Anjo, JP;
Tetsuya Shimizu, Anjo, JP;
Kazunori Ishikawa, Toyota, JP;
Assignee:
AISIN AW CO., LTD., Anjo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 61/12 (2010.01); F16H 61/686 (2006.01); F16H 59/68 (2006.01);
U.S. Cl.
CPC ...
F16H 61/12 (2013.01); F16H 61/686 (2013.01); F16H 2059/683 (2013.01); F16H 2061/1212 (2013.01);
Abstract
A hydraulic control device that controls a hydraulic pressure for a plurality of friction engagement elements included in an automatic transmission mounted on a vehicle to establish a plurality of shift speeds, including: a plurality of pressure regulation valves, a plurality of hydraulic switches, speed change control means, and abnormality determination means.