JPH02125051U

JPH02125051U -

Info

Publication number: JPH02125051U
Application number: JP3170089U
Authority: JP
Priority date: 1989-03-20
Filing date: 1989-03-20
Publication date: 1990-10-15

Description

[Brief explanation of drawings]

図面は本考案の実施例を示しているものであり
、第１図はパツト材の斜視図、第２図は第１図の
一部断面側面図、第３図は３層構造のパツト材の
一部断面側面図、第４図および第５図は枠状耳縁
の形成要領を示した部分断面側面図および枠状耳
縁を備えるパツト材の斜視図、そして第６図は擁
壁への取り付け状態を示す側面図である。１……パツト材、２……網状芯材、３……耳縁
、４……不織布シート。 The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view of a pad material, FIG. 2 is a partially sectional side view of FIG. 1, and FIG. 3 is a diagram of a three-layered pad material. 4 and 5 are partially sectional side views showing how to form a frame-shaped rim, and a perspective view of a patch material provided with a frame-shaped rim, and FIG. 6 is a partial sectional side view showing how to form a frame-shaped rim. It is a side view showing an attached state. 1...Putt material, 2...Mesh core material, 3...Ear edge, 4...Nonwoven fabric sheet.

Claims

[Claims for Utility Model Registration] 1. The bottom and side periphery of a bulky pine-like reticulated core material with a high porosity formed by continuous filaments of thermoplastic synthetic polymer with a diameter of 0.4 to 1.5 mm. A patch material for a drain hole in a retaining wall, the surface of which is covered and bonded with a water-permeable thin heat-adhesive nonwoven fabric sheet, and a rim of the nonwoven fabric sheet is formed around the open part. 2. The patch material for a drainage hole in a retaining wall according to claim 1, wherein the reticulated core material is stacked in several layers and filled in the nonwoven fabric sheet. 3. The patch material for a drainage hole in a retaining wall according to claim 2, wherein a water-permeable thin nonwoven fabric sheet is interposed between several layers of reticular core material filled in the nonwoven fabric sheet.