JPS59181738U - Water permeable sheet for civil engineering work - Google Patents

Water permeable sheet for civil engineering work

Info

Publication number
JPS59181738U
JPS59181738U JP7702183U JP7702183U JPS59181738U JP S59181738 U JPS59181738 U JP S59181738U JP 7702183 U JP7702183 U JP 7702183U JP 7702183 U JP7702183 U JP 7702183U JP S59181738 U JPS59181738 U JP S59181738U
Authority
JP
Japan
Prior art keywords
water
civil engineering
sheet
engineering work
permeable sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7702183U
Other languages
Japanese (ja)
Other versions
JPH0312502Y2 (en
Inventor
武部　和典
中野　貞夫
潔 佐藤
Original Assignee
ダイニツク株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ダイニツク株式会社 filed Critical ダイニツク株式会社
Priority to JP7702183U priority Critical patent/JPS59181738U/en
Publication of JPS59181738U publication Critical patent/JPS59181738U/en
Application granted granted Critical
Publication of JPH0312502Y2 publication Critical patent/JPH0312502Y2/ja
Granted legal-status Critical Current

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  • Laminated Bodies (AREA)

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

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の土木工事用透水シートの断面模式図であ
る。 １・・・・・・透水性層、２・・・・・・不透水性層。The drawing is a schematic cross-sectional view of the permeable sheet for civil engineering work of the present invention. 1... Water permeable layer, 2... Water impermeable layer.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）ニードルパンチングによって集積繊維を３次元的
に絡らませてなる不織繊維質シートを透水性層とし、当
該透水層の片面に合成樹脂性発泡シートを不透水性かつ
緩衝性層として一体に積層してなる土木工事用透水シー
ト。(1) A nonwoven fibrous sheet made by three-dimensionally entangling accumulated fibers by needle punching is used as a water-permeable layer, and a synthetic resin foam sheet is integrated on one side of the water-permeable layer as a water-impermeable and cushioning layer. A water-permeable sheet for civil engineering work that is laminated into layers. （２）不織繊維質シートが厚さ２ｍｍ以上重さ８０ｇ／
？７１″以上であると共に、合成樹脂性発泡シートが厚
さ３１１ｒ！ｎ以上発泡倍率１０〜３０倍である実用新
案登録請求の範囲第（１）項記載の土木工事用透水シー
ト。(2) Non-woven fibrous sheet with a thickness of 2 mm or more and a weight of 80 g/
? 71" or more, and the synthetic resin foam sheet has a thickness of 311r!n or more and a foaming ratio of 10 to 30 times. （３）ポリプロピレン短繊維の集積ウェッブにニードル
パンチングを施してなる不織繊維質シートを用いる実用
新案登録請求の範囲第（１）項ない第（２）項記載の土
木工事用透水シート。(3) A water-permeable sheet for civil engineering work according to claims (1) and (2) of the claims registered as a utility model, which uses a nonwoven fibrous sheet formed by needle-punching an accumulated web of short polypropylene fibers.
JP7702183U 1983-05-24 1983-05-24 Water permeable sheet for civil engineering work Granted JPS59181738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7702183U JPS59181738U (en) 1983-05-24 1983-05-24 Water permeable sheet for civil engineering work

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7702183U JPS59181738U (en) 1983-05-24 1983-05-24 Water permeable sheet for civil engineering work

Publications (2)

Publication Number Publication Date
JPS59181738U true JPS59181738U (en) 1984-12-04
JPH0312502Y2 JPH0312502Y2 (en) 1991-03-25

Family

ID=30207068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7702183U Granted JPS59181738U (en) 1983-05-24 1983-05-24 Water permeable sheet for civil engineering work

Country Status (1)

Country Link
JP (1) JPS59181738U (en)

Also Published As

Publication number Publication date
JPH0312502Y2 (en) 1991-03-25

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