JPH032021U - - Google Patents

Info

Publication number
JPH032021U
JPH032021U JP6194189U JP6194189U JPH032021U JP H032021 U JPH032021 U JP H032021U JP 6194189 U JP6194189 U JP 6194189U JP 6194189 U JP6194189 U JP 6194189U JP H032021 U JPH032021 U JP H032021U
Authority
JP
Japan
Prior art keywords
sheet
check valve
waterproof sheet
tarpaulin
civil engineering
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
JP6194189U
Other languages
Japanese (ja)
Other versions
JPH0624408Y2 (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 JP1989061941U priority Critical patent/JPH0624408Y2/en
Publication of JPH032021U publication Critical patent/JPH032021U/ja
Application granted granted Critical
Publication of JPH0624408Y2 publication Critical patent/JPH0624408Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Revetment (AREA)

Description

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

第１図は本考案の一実施例として示す土木工事
用防水シートの使用状態を示す概略断面図、第２
図は同シートの逆止弁設定箇所を拡大して示す断
面図、第３図は第２図のＡ矢視図、第４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５図は同シートの構成を示す断面図、第
６図は同シートに設けられた排水部を示す断面図
である。 １……防水シート、４……取付穴、５……逆止
弁、６……弾性保持部材、７……外周溝、８……
内周溝（狭持部）。 Fig. 1 is a schematic sectional view showing the state of use of a waterproof sheet for civil engineering work shown as an embodiment of the present invention;
The figure is an enlarged cross-sectional view showing the check valve setting location of the same sheet, Figure 3 is a view taken in the direction of arrow A in Figure 2, and Figure 4 is a schematic cross-section showing an example of the use of a conventional waterproof sheet for civil engineering work. 5 and 5 are cross-sectional views showing the structure of the sheet, and FIG. 6 is a cross-sectional view showing a drainage section provided in the sheet. 1... Waterproof sheet, 4... Mounting hole, 5... Check valve, 6... Elastic holding member, 7... Outer circumferential groove, 8...
Inner circumferential groove (narrow holding part).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 法面上に敷設されるとともに、裏面側から表面
側へのみ通水する逆止弁からなる排水部を備えた
防水シートにおいて、前記逆止弁は、防水シート
に設けられた取付穴に装着され、かつ開口縁部に
形成された狭持部を有する弾性保持部材により、
防水シートに取付けられることを特徴とする土木
工事用防水シート。 In a tarpaulin sheet that is laid on a slope and is equipped with a drainage section consisting of a check valve that allows water to flow only from the back side to the front side, the check valve is installed in a mounting hole provided in the tarpaulin sheet. , and an elastic holding member having a holding part formed at the edge of the opening,
A waterproof sheet for civil engineering work, characterized by being attached to a waterproof sheet.
JP1989061941U 1989-05-30 1989-05-30 Tarpaulin for civil engineering Expired - Lifetime JPH0624408Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989061941U JPH0624408Y2 (en) 1989-05-30 1989-05-30 Tarpaulin for civil engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989061941U JPH0624408Y2 (en) 1989-05-30 1989-05-30 Tarpaulin for civil engineering

Publications (2)

Publication Number Publication Date
JPH032021U true JPH032021U (en) 1991-01-10
JPH0624408Y2 JPH0624408Y2 (en) 1994-06-29

Family

ID=31590646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989061941U Expired - Lifetime JPH0624408Y2 (en) 1989-05-30 1989-05-30 Tarpaulin for civil engineering

Country Status (1)

Country Link
JP (1) JPH0624408Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130605Y1 (en) * 1969-05-08 1976-08-02
JP2015200107A (en) * 2014-04-08 2015-11-12 株式会社田中 Impervious sheet

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS612188U (en) * 1984-06-08 1986-01-08 有限会社 福士建設 bathtub with lid
JPS61188625U (en) * 1985-05-15 1986-11-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS612188U (en) * 1984-06-08 1986-01-08 有限会社 福士建設 bathtub with lid
JPS61188625U (en) * 1985-05-15 1986-11-25

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130605Y1 (en) * 1969-05-08 1976-08-02
JP2015200107A (en) * 2014-04-08 2015-11-12 株式会社田中 Impervious sheet

Also Published As

Publication number Publication date
JPH0624408Y2 (en) 1994-06-29

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term