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:
Aug. 09, 2011
Filed:
Apr. 03, 2008
Tetsuya Shimizu, Anjo, JP;
Akira Noguchi, Anjo, JP;
Kazuyuki Noda, Anjo, JP;
Masaki Yoshida, Okazaki, JP;
Tooru Matsubara, Toyota, JP;
Kenta Kumazaki, Toyota, JP;
Atsushi Tabata, Okazaki, JP;
Ryuji Ibaraki, Nishikamo-gun, JP;
Yuji Iwase, Mishima, JP;
Takuma Kakinami, Toyota, JP;
Tetsuya Shimizu, Anjo, JP;
Akira Noguchi, Anjo, JP;
Kazuyuki Noda, Anjo, JP;
Masaki Yoshida, Okazaki, JP;
Tooru Matsubara, Toyota, JP;
Kenta Kumazaki, Toyota, JP;
Atsushi Tabata, Okazaki, JP;
Ryuji Ibaraki, Nishikamo-gun, JP;
Yuji Iwase, Mishima, JP;
Takuma Kakinami, Toyota, JP;
Aisin AW Co., Ltd., Anjo, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A hydraulic control device includes an oil pan; an oil pump; a strainer; a pressure regulating valve; an oil cooler; a cooler bypass valve with an input port that is connected with a cooler supply oil passage through which the hydraulic oil to be supplied to the oil cooler flows, wherein the input port is communicatively connected with an output port when the hydraulic pressure of the hydraulic oil within the cooler supply oil passage is equal to or greater than a predetermined valve opening pressure; and a cooler bypass oil passage that connects the output port of the cooler bypass valve with an intake oil passage between the strainer and the intake port of the oil pump.