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:
Jan. 08, 2013
Filed:
Apr. 29, 2010
Applicants:
Tetsuya Shimizu, Anjo, JP;
Kazuhiko Kato, Kariya, JP;
Noriomi Fujii, Anjo, JP;
Kazunori Ishikawa, Toyota, JP;
Inventors:
Tetsuya Shimizu, Anjo, JP;
Kazuhiko Kato, Kariya, JP;
Noriomi Fujii, Anjo, JP;
Kazunori Ishikawa, Toyota, JP;
Assignee:
Aisin AW Co., Ltd., Anjo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solenoid valve apparatus includes a solenoid valve and a switching device that switches between a first state in which the working fluid in the pump chamber is discharged when the solenoid valve functions as a regulator valve and a second state in which discharge of the working fluid from the pump chamber is prohibited when the solenoid valve functions as the electromagnetic pump.