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:
Mar. 06, 2012
Filed:
Dec. 07, 2009
Applicants:
Yoshikuni Ito, Nagoya, JP;
Toru Fujikawa, Obu, JP;
Inventors:
Yoshikuni Ito, Nagoya, JP;
Toru Fujikawa, Obu, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary valve apparatus includes a casing having a fluid passageway, a rotor rotatably mounted in the casing and configured to control, by rotation thereof, a flow state of fluid flowing in the fluid passageway, a drive mechanism for rotating the rotor, and a lock mechanism configured to allow transmission of a rotational force from the drive mechanism to the rotor and to inhibit rotation of the rotor under non-rotation driving state of the driving mechanism.