JPS593088U

JPS593088U - pipe fittings

Info

Publication number: JPS593088U
Application number: JP9828982U
Authority: JP
Inventors: 央欣目瀬
Original assignee: 富士金属工作株式会社
Priority date: 1982-06-29
Filing date: 1982-06-29
Publication date: 1984-01-10

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図面はこの考案の実施例を示すもので、第１図は管継手
の締付前の縦断面図、第２図は前側スリーブの断面図、
第３図、第４図は変形例を示す要部縦断面図である。１・・・・・・継手本体、３・・・・・・雄ねじ部、４
・・・・・・テーパ部、５・・・・・・ナツト、６・・
・・・・内鍔、７・・・・・・管挿通孔、９・・・・・
・前側スリーブ、１０・・・・・・後側スリーブ、１１
・・・・・・前端部、１４・・・・・・合成樹脂層、１
５・・・・・・凹部、１６・・・・・・凸部。The drawings show an embodiment of this invention; Fig. 1 is a longitudinal sectional view of the pipe joint before tightening; Fig. 2 is a sectional view of the front sleeve;
FIGS. 3 and 4 are longitudinal sectional views of main parts showing modified examples. 1...Joint body, 3...Male thread part, 4
...Tapered part, 5...Nut, 6...
...Inner flange, 7...Tube insertion hole, 9...
・Front sleeve, 10...Rear sleeve, 11
...Front end, 14...Synthetic resin layer, 1
5... Concave portion, 16... Convex portion.

Claims

[Scope of utility model registration request]

(1) A cylindrical joint body 1 having a male threaded portion 3 on the outer surface of at least the rear end and a tapered portion 4 on the inner surface of the rear end; A nut 5 having an inner flange 6 at the rear end, a front sleeve 9 disposed inside the nut 5 and having a tapered part 11 on the outer surface and a recess 15 at the center of the rear end; In the pipe joint, the rear sleeve 10 has a convex portion 16 at the front end that fits into the recess 15 of the front sleeve 9. A pipe joint featuring:

(2) Both the front and rear sleeves 9 and 10 are made of metal,
A pipe joint according to claim 1 of the utility model registration claim.

(3) The pipe joint according to claim 1, wherein the convex portion 16 of the rear sleeve 10 has a spherical surface.