JPH01134224U - - Google Patents

Info

Publication number
JPH01134224U
JPH01134224U JP3000688U JP3000688U JPH01134224U JP H01134224 U JPH01134224 U JP H01134224U JP 3000688 U JP3000688 U JP 3000688U JP 3000688 U JP3000688 U JP 3000688U JP H01134224 U JPH01134224 U JP H01134224U
Authority
JP
Japan
Prior art keywords
plate
metal plate
piezoelectric
water level
level sensor
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
JP3000688U
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 JP3000688U priority Critical patent/JPH01134224U/ja
Publication of JPH01134224U publication Critical patent/JPH01134224U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例による圧電式水位セ
ンサを示す断面図、第2図は本考案の一実施例に
よる圧電式水位センサを示す斜視図、第3図は従
来の圧電式水位センサを示す断面図、第4図、第
5図は従来の圧電式水位センサを示す断面図と要
部斜視図である。 11……圧電磁器板、12……金属板、13…
…片側開放円筒ケース、14……振動板部、15
……つば、16,16a……凸部、17……封止
板、18a,18b……リード線。

Claims (1)

    【実用新案登録請求の範囲】
  1. 金属板の上面に圧電磁器板を貼り合わせてバイ
    モルフ振動子を構成し、前記金属板の下面に振動
    板部を一体に設けた樹脂よりなるケースの前記振
    動板部の内面を貼り合わせ、前記振動板部の前記
    振動子の外周に前記ケースの内方に突出する凸部
    を設けて密封構造とした圧電式水位センサ。
JP3000688U 1988-03-07 1988-03-07 Pending JPH01134224U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3000688U JPH01134224U (ja) 1988-03-07 1988-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3000688U JPH01134224U (ja) 1988-03-07 1988-03-07

Publications (1)

Publication Number Publication Date
JPH01134224U true JPH01134224U (ja) 1989-09-13

Family

ID=31254683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3000688U Pending JPH01134224U (ja) 1988-03-07 1988-03-07

Country Status (1)

Country Link
JP (1) JPH01134224U (ja)

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