JPH03123194U

JPH03123194U -

Info

Publication number: JPH03123194U
Application number: JP3245890U
Authority: JP
Priority date: 1990-03-27
Filing date: 1990-03-27
Publication date: 1991-12-16

Description

[Brief explanation of drawings]

第１図はこの考案の実施例の側面図、第２図は
第１図の縦断面図、第３図は第１図の横断面図、
第４図は従来例の一部破断側面図である。 Fig. 1 is a side view of an embodiment of this invention, Fig. 2 is a longitudinal cross-sectional view of Fig. 1, Fig. 3 is a cross-sectional view of Fig. 1,
FIG. 4 is a partially cutaway side view of the conventional example.

Claims

[Scope of utility model registration request]

A protective cap used for pipes of the same type with different wall thicknesses according to standards, with one end diameter slightly smaller than the smallest diameter within the dimensional tolerance of the inner diameter of the pipe with the largest wall thickness among the same type of pipes. and an inner bottom plate is attached to the small diameter side end of the tapered cone-shaped main body, the other end diameter of which is slightly larger than the maximum diameter within the dimensional tolerance of the diameter of the pipe with the smallest wall thickness among the pipes of the same type. ,
Further, a flange is formed on the outer periphery of the other end, which can come into contact with the tube end of the tube, and a plurality of wide ribs are integrally formed along the axial direction on the outer periphery of the tapered cone-shaped main body, and the entire body including the ribs is formed. A protective cap for small diameter pipes, characterized in that the cap is molded from a polystyrene foam resin having elasticity.