JPS6216128U - - Google Patents

Info

Publication number
JPS6216128U
JPS6216128U JP10483185U JP10483185U JPS6216128U JP S6216128 U JPS6216128 U JP S6216128U JP 10483185 U JP10483185 U JP 10483185U JP 10483185 U JP10483185 U JP 10483185U JP S6216128 U JPS6216128 U JP S6216128U
Authority
JP
Japan
Prior art keywords
curtain
pollution prevention
prevention frame
flexible tube
attached
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
JP10483185U
Other languages
English (en)
Other versions
JPH0144595Y2 (ja
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 JP1985104831U priority Critical patent/JPH0144595Y2/ja
Publication of JPS6216128U publication Critical patent/JPS6216128U/ja
Application granted granted Critical
Publication of JPH0144595Y2 publication Critical patent/JPH0144595Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る汚濁防止枠の一実施例の
縦断面図、第2図は同平面図、第3図は展開、拡
大して示す部分側面図、第4図は本考案の他の実
施例の片側の縦断面図、第5図は第4図のA部の
逆止弁の閉状態の拡大断面図、第6図は同開状態
の拡大断面図、第7図は更に他の実施例の逆止弁
の閉状態を示す断面図、第8図は従来の汚濁防止
枠の使用状態の説明図である。 1…汚濁防止枠、2…水、3…カーテン、4…
フロート、5…錘、6…グラブバケツト、7…中
間フロート、8…孔、9…逆止弁、10…可撓性
チユーブ、11…水底、12…錘、13…浮子。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 筒状をなすカーテンと、前記カーテンの上
    縁部に取付けられたフロートと、前記カーテンに
    取付けられた錘とを有して浚渫場所の周囲を仕切
    る汚濁防止枠において、前記カーテンに多数の孔
    が分散して設けられ、前記各孔には前記カーテン
    内への水の流入は許容するが前記カーテン外への
    水の流出は阻止するようにそれぞれ逆止弁が設け
    られていることを特徴とする汚濁防止枠。 (2) 前記逆止弁は前記カーテンの内側で前記孔
    に基端が取付けられている可撓性チユーブから成
    つていることを特徴とする実用新案登録請求の範
    囲第1項に記載の汚濁防止枠。 (3) 前記可撓性チユーブの先端には錘が支持さ
    れている実用新案登録請求の範囲第2項に記載の
    汚濁防止枠。 (4) 前記可撓性チユーブの先端には浮子が支持
    されている実用新案登録請求の範囲第2項に記載
    の汚濁防止枠。
JP1985104831U 1985-07-11 1985-07-11 Expired JPH0144595Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985104831U JPH0144595Y2 (ja) 1985-07-11 1985-07-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985104831U JPH0144595Y2 (ja) 1985-07-11 1985-07-11

Publications (2)

Publication Number Publication Date
JPS6216128U true JPS6216128U (ja) 1987-01-30
JPH0144595Y2 JPH0144595Y2 (ja) 1989-12-22

Family

ID=30978688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985104831U Expired JPH0144595Y2 (ja) 1985-07-11 1985-07-11

Country Status (1)

Country Link
JP (1) JPH0144595Y2 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01111736U (ja) * 1988-01-20 1989-07-27
JPH0369028U (ja) * 1989-11-02 1991-07-09
KR100761507B1 (ko) 2007-02-23 2007-09-27 주식회사 우지스건설 유입 수거형 오탁방지장치 및 이를 이용한 하상침적물제거방법
JP2012046886A (ja) * 2010-08-24 2012-03-08 Toyo Constr Co Ltd 枠型汚濁防止膜

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325751U (ja) * 1976-08-12 1978-03-04
JPS5624732A (en) * 1979-08-07 1981-03-09 Matsushita Electric Works Ltd Leakage breaker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325751B2 (ja) * 1973-11-09 1978-07-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325751U (ja) * 1976-08-12 1978-03-04
JPS5624732A (en) * 1979-08-07 1981-03-09 Matsushita Electric Works Ltd Leakage breaker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01111736U (ja) * 1988-01-20 1989-07-27
JPH0369028U (ja) * 1989-11-02 1991-07-09
KR100761507B1 (ko) 2007-02-23 2007-09-27 주식회사 우지스건설 유입 수거형 오탁방지장치 및 이를 이용한 하상침적물제거방법
JP2012046886A (ja) * 2010-08-24 2012-03-08 Toyo Constr Co Ltd 枠型汚濁防止膜

Also Published As

Publication number Publication date
JPH0144595Y2 (ja) 1989-12-22

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