Title:
VALVE HAVING VARIABLE SPECIFICATION AND BOILER COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2018/117729
Kind Code:
A1
Abstract:
A valve having a variable specification according to the present invention comprises: a body structured such that a fluid inlet is formed on one side thereof, the interior thereof is hollow, and the other side thereof is open; a valve body comprising a shaft portion inserted into the body and a valve portion so as to expose/cover a channel of a fluid introduced through the fluid inlet; an elastic member for applying elastic force to the valve body in such a direction that the fluid inlet of the body is covered; a support member coupled to the body so as to support the elastic member, a fluid outlet being formed inside the support member; and a means for changing the amount of compression, which changes the amount of compression of the elastic member such that the elastic force applied to the valve body varies, thereby fastening the support member to the body.
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Inventors:
MIN MAN HONG (KR)
YANG HYUN IK (KR)
YANG HYUN IK (KR)
Application Number:
PCT/KR2017/015322
Publication Date:
June 28, 2018
Filing Date:
December 22, 2017
Export Citation:
Assignee:
KYUNGDONG NAVIEN CO LTD (KR)
International Classes:
F16K17/06; F16K1/34; F16K27/02; F24D3/08; F24D19/08
Foreign References:
| KR101639188B1 | 2016-07-13 | |||
| JP2015215009A | 2015-12-03 | |||
| KR20160099708A | 2016-08-22 | |||
| JPH07280018A | 1995-10-27 | |||
| JP2006349018A | 2006-12-28 |
Attorney, Agent or Firm:
BAE, Cheol Woo (KR)
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