JPH0355984U

JPH0355984U -

Info

Publication number: JPH0355984U
Application number: JP11747989U
Authority: JP
Priority date: 1989-10-05
Filing date: 1989-10-05
Publication date: 1991-05-29

Description

[Brief explanation of drawings]

図はいずれもこの考案の１実施例を示すもので
、第１図は継手本体の一部切欠した斜視図、第２
図は継手本体と２本のパイプとを分離した状態の
断面図、第３図は継手本体と２本のパイプとの螺
入途中の断面図、第４図は継手本体に２本のパイ
プを螺入接続した状態の断面図である。１……継手本体、２……フランジ、２Ａ……端
面、３……雌ねじ、４……パイプ、５……雄ねじ
、６……小口面。 The figures show one embodiment of this invention; Fig. 1 is a partially cutaway perspective view of the joint body; Fig. 2 is a perspective view of the joint body;
The figure is a cross-sectional view of the joint body and two pipes separated, Figure 3 is a cross-sectional view of the joint body and two pipes being screwed together, and Figure 4 is a cross-sectional view of the joint body and two pipes being screwed together. FIG. 3 is a cross-sectional view of the screw-connected state. 1... Joint body, 2... Flange, 2A... End face, 3... Female thread, 4... Pipe, 5... Male thread, 6... Small end surface.

Claims

[Claims for Utility Model Registration] 1. A ring-shaped flange 2 protruding inward is integrally formed approximately at the center of the inner peripheral surface of a joint body 1 made of metal or plastic in a cylindrical shape, and
Female threads 3, 3 are formed on the inner circumferential surface of the joint body 1, and male threads 5, 5 formed on the pipes 4, 4 are screwed into the female threads 3, 3, respectively, thereby forming a small opening at the tip of each of the pipes 4, 4. A pipe coupling device in which surfaces 6, 6 are in tight contact with end surfaces 2A, 2A of the flange 2, respectively. 2. The pipe coupling device according to claim 1, wherein female threads 3, 3 of reverse threads are formed on the inner circumferential surface of the coupling body 1, with the flange 2 protruding from the inner circumferential surface of the coupling body 1 as a boundary.