Title:
PIPE CONNECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/187648
Kind Code:
A1
Abstract:
Disclosed is a pipe connection device comprising: a first flange having an outer surface connected to a first pipe and an inner surface having an inner circumferential surface with a first accommodation groove; a second flange having an outer surface connected to a second pipe and having a second accommodation groove facing the first accommodation groove; a cover ring interposed between the inner surface of the second accommodation groove and the inner surface of the first accommodation groove; a center ring including a center ring body disposed at the outer circumferential surface of the cover ring and an O-ring support part formed at the outer circumferential surface of the center ring body; an O-ring mounted on the center ring; and a clamp for coupling the first flange and the second flange. The cover ring is arranged to separate the space in which the O-ring is placed from the inside of the first and second pipes when the first flange and the second flange are coupled with each other by the clamp.
Inventors:
HAN CHAN HEE (KR)
Application Number:
PCT/KR2013/005100
Publication Date:
December 19, 2013
Filing Date:
June 11, 2013
Export Citation:
Assignee:
NARINTECH CO LTD (KR)
HAN CHAN HEE (KR)
HAN CHAN HEE (KR)
International Classes:
F16L23/04; F16L23/16
Domestic Patent References:
| WO2012038799A1 | 2012-03-29 |
Foreign References:
| JP2003148666A | 2003-05-21 | |||
| JP2003083486A | 2003-03-19 | |||
| JP4668704B2 | 2011-04-13 | |||
| JP2006071052A | 2006-03-16 |
Attorney, Agent or Firm:
KIM, HO JONG (KR)
김호종 (KR)
김호종 (KR)
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