JPH0344278U - - Google Patents

Info

Publication number
JPH0344278U
JPH0344278U JP10440689U JP10440689U JPH0344278U JP H0344278 U JPH0344278 U JP H0344278U JP 10440689 U JP10440689 U JP 10440689U JP 10440689 U JP10440689 U JP 10440689U JP H0344278 U JPH0344278 U JP H0344278U
Authority
JP
Japan
Prior art keywords
check valve
hole
waterproof sheet
assembled
housing halves
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.)
Pending
Application number
JP10440689U
Other languages
English (en)
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 filed Critical
Priority to JP10440689U priority Critical patent/JPH0344278U/ja
Publication of JPH0344278U publication Critical patent/JPH0344278U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Revetment (AREA)
  • Check Valves (AREA)

Description

【図面の簡単な説明】
第1図は本考案の逆止弁の備えた防水シートの
使用例を示す断面模式図、第2は同逆止弁の分解
斜視図、第3図イ,ロは一方のハウジング半体を
示す図、第4図イ,ロは他方のハウジング半体を
示す図、第5図イ,ロ,ハは同ハウジング半体同
志の組付け工程等を示す断面図、第6図はハウジ
ング半体を組立てた状態を示す第2図A−A線断
面図、第7図は従来の土木工事用防水シートの一
使用例を示す概略断面図、第8図は同シートに設
けられた逆止弁を示す断面図である。 1……防水シート、4……貫通孔、5……逆止
弁、6,7……ハウジング半体、6a,7a……
対抗面外周部、6b,7b……狭持部。
補正 平1.11.24 図面の簡単な説明を次のように補正する。 明細書第13頁7行目に「第2は」とある記載
を「第2図は」と訂正する。

Claims (1)

    【実用新案登録請求の範囲】
  1. 防水シートに設けられた貫通孔に装着されて、
    裏面側から表面側へのみ通水する防水シート用逆
    止弁において、前記逆止弁は、組付けられて一体
    化する上側および下側のハウジング半体と、前記
    ハウジング半体の対抗面外周部に設定され、前記
    貫通孔の両側からハウジング半体同志を臨ませて
    組付けるときに、前記貫通孔の縁部を挟み込む狭
    持部とを備えていることを特徴とする防水シート
    用逆止弁。
JP10440689U 1989-09-07 1989-09-07 Pending JPH0344278U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10440689U JPH0344278U (ja) 1989-09-07 1989-09-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10440689U JPH0344278U (ja) 1989-09-07 1989-09-07

Publications (1)

Publication Number Publication Date
JPH0344278U true JPH0344278U (ja) 1991-04-24

Family

ID=31653201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10440689U Pending JPH0344278U (ja) 1989-09-07 1989-09-07

Country Status (1)

Country Link
JP (1) JPH0344278U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014062436A (ja) * 2012-09-24 2014-04-10 Ohbayashi Corp 排水装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60129479A (ja) * 1983-12-16 1985-07-10 グレン・エツチ・マツカル 弁装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60129479A (ja) * 1983-12-16 1985-07-10 グレン・エツチ・マツカル 弁装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014062436A (ja) * 2012-09-24 2014-04-10 Ohbayashi Corp 排水装置

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