JPS597985U

JPS597985U - pipe fittings

Info

Publication number: JPS597985U
Application number: JP10491482U
Authority: JP
Inventors: 和夫石川
Original assignee: 株式会社田「淵」製作所
Priority date: 1982-07-09
Filing date: 1982-07-09
Publication date: 1984-01-19

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]

第１・図は従来の管継手の一例を示す一部縦断正面図、
第２図は本案管継手の中心部縦断面図、又第３図は接合
管を取付けた状態における管継手の一部縦断正面図であ
り、更に第４図は他の実施例を示す一部縦断正面図であ
る。尚、図中１・・・・・・継手主体、２・・・・・・袋ナ
ツト、３・・・・・・ロックリング、４・・・・・・割
溝、５・・−・・・喰込み突部、６・・・・・・バッキ
ング、７・・・・・・接合管。Figure 1 is a partially longitudinal front view showing an example of a conventional pipe joint.
Fig. 2 is a longitudinal cross-sectional view of the central part of the proposed pipe joint, Fig. 3 is a partial longitudinal cross-sectional front view of the pipe joint with a joint pipe attached, and Fig. 4 is a partial longitudinal cross-sectional view of another embodiment. FIG. In addition, in the figure 1... Joint main body, 2... Cap nut, 3... Lock ring, 4... Division groove, 5... - Biting protrusion, 6...Backing, 7...Joint pipe.

Claims

[Scope of Claim for Utility Model Registration] 1. In a pipe joint in which the diameter of a lock ring, etc. can be reduced by screwing a cap nut whose inner periphery is a reversely sloped surface into the main body of the joint, the reversely sloped surface of the cap nut 2 A biting protrusion 5 is provided on the inner periphery of the end of the lock ring 3 that is pressed by the lock ring 2', and the inner surface of the lock ring is capable of pressing the outer edge of the rear end of the backing 6 whose tip is a U-cross section. pipe fittings. 2. The pipe joint according to claim 1, wherein the biting protrusion 5 has a curved surface configuration.