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:
Dec. 08, 2015
Filed:
Mar. 30, 2012
Seiya Ozeki, Okazaki, JP;
Taihwan Kim, Okazaki, JP;
Jun Igarashi, Kariya, JP;
Eiji Moriyama, Okazaki, JP;
Hiroshi Tsutsui, Nishio, JP;
Seiya Ozeki, Okazaki, JP;
Taihwan Kim, Okazaki, JP;
Jun Igarashi, Kariya, JP;
Eiji Moriyama, Okazaki, JP;
Hiroshi Tsutsui, Nishio, JP;
AISIN AW CO., LTD., Anjo, JP;
Abstract
One of two clutches etc. engaged concurrently with each other to establish a second speed, a third speed, or a fourth speed is determined in advance as an abnormal-time engagement element that is kept engaged when an abnormality occurs in which one different clutch or brake is engaged during concurrent engagement of the two clutches etc. The other of the two clutches etc. is determined in advance as an abnormal-time slipping element that is caused to slip when such an abnormality occurs. During concurrent engagement of the two clutches etc., a hydraulic pressure (target hydraulic pressure) to be supplied to the abnormal-time engagement element is set to be higher than a hydraulic pressure (target hydraulic pressure) to be supplied to the abnormal-time slipping element.