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Title:
LIQUID STOP MECHANISM
Document Type and Number:
Japanese Patent JP2023091682
Kind Code:
A
Abstract:
To allow high speed liquid supply by a simple configuration.SOLUTION: A water stop mechanism 1 closes a valve 20 between a supply side and a discharge side by interlocking with rise of a float 16 in accordance with rise of a water level W1. The water stop mechanism 1 comprises a second valve member 14 and a pressure chamber 81. The second valve member 14 constitutes the valve 20. The second valve member 14 operates so that the valve 20 is closed in accordance with the rise of the float 16 and operates so that the valve 20 is opened in accordance with fall of the float 16. The pressure chamber 81 is formed on an upstream side from the second valve member 14 in a direction in which water flows, and water on the supply side is guided to it when an aperture of the valve 20 decreases. The second valve member 14 is moved in a valve opening direction by pressure of the water guided to the pressure chamber 81.SELECTED DRAWING: Figure 3

Inventors:
KAKU HIROO
TAKAHASHI SADATOSHI
SHIRAI TAKAAKI
Application Number:
JP2021206556A
Publication Date:
June 30, 2023
Filing Date:
December 20, 2021
Export Citation:
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Assignee:
SANKYO AIR TECH CO LTD
International Classes:
F16K31/22
Domestic Patent References:
JPS4957933U1974-05-22
JPS5522557U1980-02-13
JP2013029120A2013-02-07
Attorney, Agent or Firm:
Naoki Katsuragawa