JPS5931646U

JPS5931646U - drainage material

Info

Publication number: JPS5931646U
Application number: JP12501782U
Authority: JP
Inventors: 貫志郎法貴
Original assignee: 太陽工業株式会社
Priority date: 1982-08-20
Filing date: 1982-08-20
Publication date: 1984-02-27
Also published as: JPS6038773Y2

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、従来の裏込め排水の一例を示す斜視図、第２
図は、本考案に係る裏込め排水の一例を示す斜視図、第
３図は、本考案に係る排水材の各種形状の例を示す正面
図。方策４図は、本考案に係る排水材に使用するカバー
の斜視図を示す。 ■・・・擁壁、■・・・排水材、■・・・排水口、■・
・・本考案の排水材、■・・・先細部、■、■・・・カ
バー。Figure 1 is a perspective view showing an example of conventional backfill drainage;
FIG. 3 is a perspective view showing an example of backfill drainage according to the present invention, and FIG. 3 is a front view showing examples of various shapes of drainage material according to the present invention. Measure 4 Figure shows a perspective view of a cover used for the drainage material according to the present invention. ■... Retaining wall, ■... Drainage material, ■... Drain port, ■・
...Drainage material of the present invention, ■...Tapered part, ■, ■...Cover.

Claims

[Scope of utility model registration request]

(1) Drainage characterized by a planar drainage material ■ made of woven fabric, non-woven fabric, etc. attached to the back surface of a retaining wall, in which the lower end corresponding to the drainage port ■ of the drainage material is tapered. Material.

(2) The drainage material according to claim 1, wherein the drainage material (2) has a lower end portion (2) covered with a water-impermeable cover.