Title:
逆止弁
Document Type and Number:
Japanese Patent JP6836456
Kind Code:
B2
Abstract:
To provide a check valve capable of preventing a back flow of a fluid, and suppressing the generation of water hammer on a downstream side.SOLUTION: A check valve 20 is equipped with a first inflow port 22 of a first fluid; an outflow port 24; a casing 21 formed with a valve chamber 25 communicating to the first inflow port 22 and the outflow port 24; a valve portion 32 which is provided in the valve chamber 25, and opens/closes the first inflow port 22; and a first impeller 41 which is provided in the casing 21, and diffuses the first fluid.SELECTED DRAWING: Figure 2
Inventors:
Yuichi Sugie
Application Number:
JP2017095492A
Publication Date:
March 03, 2021
Filing Date:
May 12, 2017
Export Citation:
Assignee:
TLV Co., Ltd.
International Classes:
F16K15/02
Domestic Patent References:
| JP2014501366A | ||||
| JP53062927U |
Attorney, Agent or Firm:
Kenzo Terazono
Daisuke Kawabe
Daisuke Kawabe