Title:
PLUMBING APPARATUS FOR SYNTHETIC RESIN FLEXIBLE CONDUIT
Document Type and Number:
WIPO Patent Application WO/2021/137438
Kind Code:
A1
Abstract:
The present invention relates to a plumbing apparatus for a synthetic resin flexible conduit, which can facilitate the work of arranging a flexible conduit between upper and lower deformed bars during slab-embedded plumbing. According to the technical idea of the present invention, the plumbing apparatus for plumbing a synthetic resin flexible conduit having conduit concave portions on the inner diameter thereof comprises: a plumbing apparatus main body provided with an insertion pipe inserted into the inner diameter of the flexible conduit and through-holes formed in both sides of the insertion pipe so as to correspond to the conduit concave portions, and having an operation hole to communicate with the inner diameter of the insertion pipe; a lead wire of which one end portion is arranged in the operation hole to be withdrawable; a pair of fixing holders provided with holder convex portions that pass through the through-holes of the insertion pipe and are concave-convex coupled to the conduit concave portion, the pair of fixing holders having symmetrical arc-shaped guide surfaces on opposite sides of the inner diameter of the insertion pipe; a contraction ring for connecting the pair of fixing holders to be elastically contracted; a sliding shaft of which one end portion is connected to the end portion of the lead wire arranged in the operation hole and in which the outer diameter of the other end portion is slidably connected onto the guide surfaces of the pair of fixing holders; and an expansion shaft connected to the other end portion of the sliding shaft and expanding the pair of fixing holders to the opposite sides to enable the holder convex portions to be concave-convex coupled into the conduit concave portions as the lead wire is withdrawn.
Inventors:
KIM HONG SIK (KR)
Application Number:
PCT/KR2020/016668
Publication Date:
July 08, 2021
Filing Date:
November 24, 2020
Export Citation:
Assignee:
KIM HONG SIK (KR)
International Classes:
H02G3/04; F16L55/00
Foreign References:
| KR20050080540A | 2005-08-17 | |||
| JP3091643U | 2003-02-07 | |||
| JP2001238318A | 2001-08-31 | |||
| CN207753381U | 2018-08-21 | |||
| KR20120012500A | 2012-02-10 |
Attorney, Agent or Firm:
TEHERAN PATENT FIRM (KR)
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