JPS63156527U

JPS63156527U -

Info

Publication number: JPS63156527U
Application number: JP4965787U
Authority: JP
Priority date: 1987-03-31
Filing date: 1987-03-31
Publication date: 1988-10-13

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例の横断面図、第２
図はその配挿布設状態の説明図、第３図は他の実
施例の横断面図、第４図はその部分的外観斜視図
、第５図はパイプの布設状態の説明図、第６図は
その―断面図である。１０…主管、１４…ケーブル布設用サブダクト
、１５…中心軸部、１６…リブ条片、１７…外周
部、１８…テンシヨンメンバー。 Figure 1 is a cross-sectional view of one embodiment of this invention;
3 is a cross-sectional view of another embodiment, FIG. 4 is a partial external perspective view thereof, FIG. 5 is an explanatory diagram of the pipe installation state, and FIG. 6 is an explanatory diagram of the pipe installation state. is its cross-sectional view. DESCRIPTION OF SYMBOLS 10... Main pipe, 14... Cable installation subduct, 15... Central shaft part, 16... Rib strip, 17... Outer periphery part, 18... Tension member.

Claims

[Scope of Claim for Utility Model Registration] (1) A subduct for cable installation that is inserted into the main pipe along the axial direction, and includes a central shaft portion and a predetermined interval in the circumferential direction on the outer periphery of this central shaft portion. A plurality of rib strips protrudingly provided and extending along the central axis portion, and a cable accommodating cable installed between the tops of adjacent rib strips of the plurality of rib strips and sealing the space between the rib strips. What is claimed is: 1. A subduct for cable installation, characterized in that the subduct has an outer circumferential portion that is a space, and a tension member is embedded in the center of the central shaft portion and extends in the axial direction. (2) The cable installation subduct according to claim 1, wherein the end of the tension member protrudes from the end of the central shaft.