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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2017/003023
Kind Code:
The present invention relates to a pipe connection device capable of easily and stably connecting pipes and completely preventing fluid leakage. The pipe connection device according to the present invention is coupled to a pipe so as to move fluid or is for coupling a pipe to another pipe, and comprises: a main body having an insertion hole into which a pipe is inserted; a fastening member inserted into the insertion hole, and having a first through hole provided in the center portion thereof and into which the pipe is inserted; and a cap nut coupled to the insertion hole of the main body and having a second through hole into which the pipe is inserted, wherein the main body has a tapered portion formed on the inner circumferential surface of the insertion hole and having an inner diameter monotonically decreasing from the inlet side of the insertion hole in the inward direction, the fastening member has a slant surface, which is provided to the outer circumferential surface thereof and has an outer diameter gradually increasing from one end to the other end, and a stepped portion, which is formed on the other end, the slant surface has two or more cut grooves formed along the longitudinal direction thereof, and the cap nut is formed to press the fastening member in the inward direction of the insertion hole when coupled to the main body.

LIM, Chae Gap (710 Dong 804 Ho, Eunbong-ro 288Namdong-gu, Incheon, 21652, KR)
Application Number:
Publication Date:
January 05, 2017
Filing Date:
September 16, 2015
Export Citation:
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LIM, Chae Gap (710 Dong 804 Ho, Eunbong-ro 288Namdong-gu, Incheon, 21652, KR)
International Classes:
F16L37/08; F16L17/02; F16L19/065; F16L37/092
Foreign References:
Attorney, Agent or Firm:
HONG, Sung Hoon (Sungchang Bldg. 306 Ho, Garak-ro 16 Gil 3-12Songpa-gu, Seoul, 05697, KR)
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