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.

Date of Patent:
Jan. 31, 2023

Filed:

Dec. 22, 2020
Applicant:

Ckd Corporation, Komaki, JP;

Inventors:

Akihiro Ito, Komaki, JP;

Masayuki Kouketsu, Komaki, JP;

Keiichi Nishikawa, Komaki, JP;

Yasuhisa Hirose, Komaki, JP;

Takahiro Minatani, Komaki, JP;

Assignee:

CKD Corporation, Komaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/06 (2006.01); F16K 3/18 (2006.01); F16K 3/316 (2006.01); F16K 11/065 (2006.01);
U.S. Cl.
CPC ...
F16K 31/0617 (2013.01); F16K 3/18 (2013.01); F16K 3/316 (2013.01); F16K 11/0655 (2013.01); F16K 31/06 (2013.01);
Abstract

A flow path switching valve includes (a) a valve body in a shape of a rectangular parallelepiped having a predetermined surface and an opposite surface, the valve body including an open flow passage having an opening on the predetermined surface, (b) a main body including a plurality of ports having a respective opening on a facing surface thereof facing the predetermined surface, and a plurality of connection flow passages each connected to respective one of the plurality of ports, (c) a pair of plate springs attached to opposite ends of the valve body to support the valve body with a predetermined gap formed between the predetermined surface and the facing surface, the plate springs applying elastic force to the valve body in accordance with an amount of movement of the valve body in a predetermined direction, and (d) an actuator for reciprocating the valve body in the predetermined direction.


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