JPH03122193U - - Google Patents

Info

Publication number
JPH03122193U
JPH03122193U JP1990030990U JP3099090U JPH03122193U JP H03122193 U JPH03122193 U JP H03122193U JP 1990030990 U JP1990030990 U JP 1990030990U JP 3099090 U JP3099090 U JP 3099090U JP H03122193 U JPH03122193 U JP H03122193U
Authority
JP
Japan
Prior art keywords
water
blocking
packer
water pressure
view
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
JP1990030990U
Other languages
English (en)
Other versions
JPH083512Y2 (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 JP1990030990U priority Critical patent/JPH083512Y2/ja
Publication of JPH03122193U publication Critical patent/JPH03122193U/ja
Application granted granted Critical
Publication of JPH083512Y2 publication Critical patent/JPH083512Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)

Description

【図面の簡単な説明】
第1図の〜は間隙水圧の測定装置を使用し
た状態の断面図、第2図は間隙水圧の測定装置の
要部拡大断面図、第3図は第2図のA−A線断面
図、第4図は同B−B線断面図、第5図は水圧測
定管の拡大断面図、第6図は遮水パツカーの斜視
図、第7図は同拡大断面図、第8図はシール材の
弾性変形を示した応力ひずみ関係図、第9図はシ
ール材の膨張率を示した経時変化図、第10図は
従来の間隙水圧の測定装置の断面図である。 図中、A……間隙水圧の測定装置、1……測定
管、2……フイルター材、3……遮水パツカー、
3a……内皮、3b……外皮、3d……貫通部、
4……水圧計、6a,6b……挿入口、を夫々示
す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 間隙水圧の測定管に取り付けられた遮水用パツ
    カーであり、該遮水用パツカーを布製の内皮と外
    皮とにより中心部に貫通部を備えた環状に構成す
    ると共に、該遮水用パツカーの上下部に遮水用パ
    ツカー内へ連通した挿入口を夫々設けたことを特
    徴とする遮水用パツカー。
JP1990030990U 1990-03-28 1990-03-28 遮水用パッカー Expired - Fee Related JPH083512Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990030990U JPH083512Y2 (ja) 1990-03-28 1990-03-28 遮水用パッカー

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990030990U JPH083512Y2 (ja) 1990-03-28 1990-03-28 遮水用パッカー

Publications (2)

Publication Number Publication Date
JPH03122193U true JPH03122193U (ja) 1991-12-13
JPH083512Y2 JPH083512Y2 (ja) 1996-01-31

Family

ID=31533718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990030990U Expired - Fee Related JPH083512Y2 (ja) 1990-03-28 1990-03-28 遮水用パッカー

Country Status (1)

Country Link
JP (1) JPH083512Y2 (ja)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5833359B2 (ja) 2011-07-01 2015-12-16 株式会社ディスコ レーザー光線照射装置

Also Published As

Publication number Publication date
JPH083512Y2 (ja) 1996-01-31

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Legal Events

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LAPS Cancellation because of no payment of annual fees