Title:
FLOW PATH SWITCH VALVE
Document Type and Number:
WIPO Patent Application WO/2023/095266
Kind Code:
A1
Abstract:
Provided is a flow path switch valve that is positioned at a branching point in a flow path of a fluid and is used for switching the flow path, wherein the flow path switch valve has a simple and strong structure and has exceptional operability. This flow path switch valve 1 comprises: a body 10 inside of which a T-shaped passage 20 is formed, and in which a branch-pipe side of the passage 20 is employed as an inlet passage 21, one main-pipe side of the passage 20 is employed as a first outlet passage 22, and the other main-pipe side of the passage 20 is employed as a second outlet passage 23; a valve stem 30 axially supported through the body 10; a plate-form valve body 40 fixed to the valve stem 30 within the passage 20; and an actuator 50 that rotationally drives the valve stem 30, the valve body 40 having a substantially perfect circular shape when viewed from the axis of the first outlet passage 22 or the second outlet passage 23 in a state where the flow path is switched.
Inventors:
IWASAKI MASASHI (JP)
FUKUOKA TOMOAKI (JP)
MURAKAMI TSUTOMU (JP)
FUKUOKA TOMOAKI (JP)
MURAKAMI TSUTOMU (JP)
Application Number:
PCT/JP2021/043276
Publication Date:
June 01, 2023
Filing Date:
November 25, 2021
Export Citation:
Assignee:
NIKKI CO LTD (JP)
International Classes:
F16K1/22
Domestic Patent References:
| WO2009069240A1 | 2009-06-04 |
Foreign References:
| JP2002349720A | 2002-12-04 | |||
| JP2009216184A | 2009-09-24 |
Attorney, Agent or Firm:
HASHIMOTO Kyoko et al. (JP)
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