JPH0420426U

JPH0420426U -

Info

Publication number: JPH0420426U
Application number: JP6297890U
Authority: JP
Priority date: 1990-06-13
Filing date: 1990-06-13
Publication date: 1992-02-20

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す正面図、第２
図は内層を形成する芯部材の斜視図、第３図は受
口部芯型の正面図、第４図は第３図の−線に
おける断面図、第５図は本考案の成形用芯型の使
用状態を示す断面図である。１……成形用芯型、２……芯部材、３……受口
部芯型、５……エンドキヤツプ、６……支持軸。 Figure 1 is a front view showing one embodiment of the present invention;
The figure is a perspective view of the core member forming the inner layer, Figure 3 is a front view of the socket core mold, Figure 4 is a sectional view taken along the - line in Figure 3, and Figure 5 is the molding core mold of the present invention. FIG. 3 is a sectional view showing the state of use. DESCRIPTION OF SYMBOLS 1... Core mold for molding, 2... Core member, 3... Socket core mold, 5... End cap, 6... Support shaft.

Claims

[Scope of utility model registration request]

It consists of a core member molded from resin or reinforced resin that forms the inner layer of the branch deformation section at the center of the pipe joint, and a socket core mold that is attached to the core member, and the connection part of the core member is connected to the socket. A core mold for forming a pipe joint, characterized in that the core mold is formed to have the same outer shape as the socket core mold so that the outer shape does not change when the core mold is attached and the connection is made smoothly.