Title:
AUTOMATIC REMNANT WATER DRAIN VALVE
Document Type and Number:
WIPO Patent Application WO/2022/102808
Kind Code:
A1
Abstract:
Disclosed is an automatic remnant water drain valve. The automatic remnant water drain valve disclosed herein is characterized by comprising: a valve body (100) which has a flow path formed therein for allowing a fluid to flow, and has an inlet (111) formed on one side and an outlet (121) formed on the other side; a blocking unit (200) which receives an elastic force directed toward the inlet (111) from a spring (300) and opens the flow path to drain the fluid from the inlet (111) to the outlet (121) when a pressure less than a reference pressure is generated at the inlet (111), and which moves downward and closes the flow path to block the drainage when a pressure equal to or greater than the reference pressure is generated at the inlet (111); and the spring (300) which is positioned inside the valve body (100) and supports the blocking unit (200) with the elastic force directed toward the inlet (111).
Inventors:
BAE SANGCHEOL (KR)
Application Number:
PCT/KR2020/015850
Publication Date:
May 19, 2022
Filing Date:
November 12, 2020
Export Citation:
Assignee:
BAE SANGCHEOL (KR)
International Classes:
F16K24/04; F16K1/42; F16K1/46; F16K17/04; F16K35/00
Domestic Patent References:
| WO2010137749A1 | 2010-12-02 |
Foreign References:
| KR20130054894A | 2013-05-27 | |||
| KR20130137748A | 2013-12-18 | |||
| KR20090070553A | 2009-07-01 | |||
| KR20100065836A | 2010-06-17 |
Attorney, Agent or Firm:
JANG, Jongyun (KR)
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