Title:
SAFETY VALVE HAVING ENHANCED BACKFLOW PREVENTION FUNCTION
Document Type and Number:
WIPO Patent Application WO/2022/163946
Kind Code:
A1
Abstract:
The present invention relates to a safety valve having an enhanced backflow prevention function, wherein the valve can accurately and reliably prevent damage which may be caused to a flow control device when high-temperature and high-pressure combustion gas flows backwards by combustion (backfire) in a combustor or the like. According to the present invention, provided is a safety valve comprising: a valve body in which a fluid channel is formed; a slide opening/closing member slidably provided in the fluid channel of the valve body and configured to open or close the upper end of the fluid channel through sliding; a valve cap which is coupled to an upper part of the valve body while securing a movement distance of the slide opening/closing member and in which a fluid channel is formed; and a sealing means for sealing between the valve body and the valve cap.
Inventors:
KIM CHOONG HEE (KR)
SEO HYUN SEOK (KR)
SEO HYUN SEOK (KR)
Application Number:
PCT/KR2021/005581
Publication Date:
August 04, 2022
Filing Date:
May 04, 2021
Export Citation:
Assignee:
DONGSIN TUBE GLASS IND CO LTD (KR)
International Classes:
F16K17/00; F16K1/46; F16K15/02
Foreign References:
| JPS5174824U | 1976-06-12 | |||
| JPS5620168U | 1981-02-23 | |||
| JP2005291409A | 2005-10-20 | |||
| KR20180046776A | 2018-05-09 | |||
| KR20130133783A | 2013-12-09 |
Attorney, Agent or Firm:
INNO PATENT & LAW FIRM (KR)
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