JPH02122288U

JPH02122288U -

Info

Publication number: JPH02122288U
Application number: JP3090489U
Authority: JP
Priority date: 1989-03-20
Filing date: 1989-03-20
Publication date: 1990-10-05

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るパツキンの取
付け状態を説明するための分解側断面図、第２図
はパツキンを装着したフレア式管継手の一部切り
欠き側面図、第３図は溝状の切り欠きを形成した
他の実施例のフレア式管継手の側面図、第４図は
そのパツキン装着状態を示す一部切り欠き側面図
、第５図は従来のフレア式管継手の側断面図であ
る。２……管、２ａ……管の拡開したシート面、１
１……フレア式管継手、１１ａ……ジヨイント部
、１１ｂ……管継手のシート面（外周面）、１２
……パツキン、１２ａ……係止部、１２ｂ……シ
ール部、１３……溝状の切り欠き。 Fig. 1 is an exploded side sectional view for explaining the mounting state of a packing according to an embodiment of the present invention, Fig. 2 is a partially cutaway side view of a flare type pipe fitting with a packing fitted, and Fig. 3 is A side view of another embodiment of a flare type pipe joint with a groove-shaped cutout, Fig. 4 is a partially cutaway side view showing the state in which the gasket is attached, and Fig. 5 is a side view of a conventional flare type pipe joint. FIG. 2...Pipe, 2a...Expanded sheet surface of the pipe, 1
1... Flare type pipe joint, 11a... Joint part, 11b... Seat surface (outer peripheral surface) of pipe joint, 12
...Packing, 12a...Locking portion, 12b...Sealing portion, 13...Groove-shaped notch.

Claims

[Scope of utility model registration request]

A flare-type pipe joint has a tubular locking part that fits into the open end of the joint body, and a tube-shaped locking part that is integrally formed on the outer peripheral surface of the tip of the locking part and covers and connects the conical seat surface of the joint body. A seal for a flare-type pipe joint characterized by having an umbrella-shaped seal portion that closely contacts the expandable seat surface of a pipe.