JPH0430438U - - Google Patents

Info

Publication number
JPH0430438U
JPH0430438U JP7244590U JP7244590U JPH0430438U JP H0430438 U JPH0430438 U JP H0430438U JP 7244590 U JP7244590 U JP 7244590U JP 7244590 U JP7244590 U JP 7244590U JP H0430438 U JPH0430438 U JP H0430438U
Authority
JP
Japan
Prior art keywords
inner cavity
molding material
internal combustion
hardness
shore
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
JP7244590U
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 JP7244590U priority Critical patent/JPH0430438U/ja
Publication of JPH0430438U publication Critical patent/JPH0430438U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の縦断側面図、第２
図は硬度が室温においてシヨアＡで３０のモール
ド材１２を充填したものｘを、充填しないものｙ
と比較して示す信号特性図、第３図は硬度が室温
においてシヨアＡで７０のモールド材１２を充填
したものの同図、第４図はモールド材１２の硬度
と引張強度との関係を示すグラフ、第５図は従来
構成の縦断側面図である。 １……装着ケース、３……内空部、６……圧電
素子、８……重り、１２……モールド材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 下面に内燃機関のシリンダー壁等に螺合する雄
    螺子を突設し、その本体に内空部を設けてなる金
    属製装着ケースの、該内空部底面に圧電素子と、
    重りとを順次載置して内空部底面に連結するとと
    もに、該内空部にモールド材を充填したものにお
    いて、前記モールド材の硬度を室温においてシヨ
    アＡで２０〜５０とすることを特徴とする内燃機
    関の圧電ピツクアツプ装置。
JP7244590U 1990-07-06 1990-07-06 Pending JPH0430438U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7244590U JPH0430438U (ja) 1990-07-06 1990-07-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7244590U JPH0430438U (ja) 1990-07-06 1990-07-06

Publications (1)

Publication Number Publication Date
JPH0430438U true JPH0430438U (ja) 1992-03-11

Family

ID=31610388

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7244590U Pending JPH0430438U (ja) 1990-07-06 1990-07-06

Country Status (1)

Country Link
JP (1) JPH0430438U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02102421A (ja) * 1988-10-12 1990-04-16 Mitsubishi Electric Corp 振動検出器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02102421A (ja) * 1988-10-12 1990-04-16 Mitsubishi Electric Corp 振動検出器

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