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:
Apr. 30, 2024
Filed:
Mar. 28, 2019
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Tsukasa Tanigawa, Tokyo, JP;
Hideki Takeda, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 26/033 (2011.01); B21J 5/06 (2006.01); B21K 1/24 (2006.01); F16K 15/02 (2006.01);
U.S. Cl.
CPC ...
B21D 26/033 (2013.01); B21J 5/06 (2013.01); B21K 1/24 (2013.01); F16K 15/02 (2013.01); Y10T 137/7904 (2015.04); Y10T 137/7913 (2015.04);
Abstract
A check valve includes a container body and a valve body. The container body includes a cylindrical valve-body housing portion, an inlet portion, an outlet portion, and a valve seat. The inlet portion is formed at one end portion of the valve-body housing portion, and the outlet portion is formed at the other end portion of the valve-body hosing portion. The valve seat is protruded at an inner circumferential surface of the valve-body housing portion. The valve body is provided in the container body and movable in the axial direction thereof.