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:
Sep. 12, 2017
Filed:
Sep. 25, 2014
Aisin Aw Co., Ltd., Anjo-shi, Aichi-ken, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Kenichi Tsuchida, Nishio, JP;
Yoshimitsu Hyodo, Nishio, JP;
Yuhei Yoshioka, Anjo, JP;
Nobuhiko Miyamoto, Nukata, JP;
Yuichiro Kato, Anjo, JP;
Toshihiko Kamiya, Toyota, JP;
Akio Murasugi, Toyoto, JP;
Masakazu Owatari, Nagakute, JP;
AISIN AW CO., LTD., Anjo, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A hydraulic control apparatus, wherein the first switching valve receives an input of one of the hydraulic pressure from the first electromagnetic valve device and the predetermined hydraulic pressure from the third switching valve, as a switching signal pressure, the first switching valve is switched from the first state to the second state in response to the input of the switching signal pressure, and the first switching valve is held in the second state, and the second switching valve receives an input of one of the hydraulic pressure from the first electromagnetic valve device and the predetermined hydraulic pressure from the third switching valve, as a holding pressure for holding the normal supply state.