JPH01134278U - - Google Patents

Info

Publication number
JPH01134278U
JPH01134278U JP3003488U JP3003488U JPH01134278U JP H01134278 U JPH01134278 U JP H01134278U JP 3003488 U JP3003488 U JP 3003488U JP 3003488 U JP3003488 U JP 3003488U JP H01134278 U JPH01134278 U JP H01134278U
Authority
JP
Japan
Prior art keywords
matching layer
ultrasonic transducer
piezoelectric element
bonded
covered
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
JP3003488U
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 JP3003488U priority Critical patent/JPH01134278U/ja
Publication of JPH01134278U publication Critical patent/JPH01134278U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の一実施例である超音波振動
子の縦断面図、第2図は同上超音波振動子の感度
特性曲線図、第3図は従来の超音波振動子の縦断
面図、第4図は同上超音波振動子の感度特性曲線
図、第5図は指向特性を改良した超音波振動子の
縦断面図、第6図は同上超音波振動子の感度特性
曲線図である。 21……圧電素子、22……整合層。

Claims (1)

    【実用新案登録請求の範囲】
  1. 圧電素子に整合層を接着した超音波振動子にお
    いて、整合層の形状を底面が開口した円錐台とし
    、この円錐台の側周面を内側に凸なる曲面で形成
    するとともに、この整合層と相似形なる圧電素子
    を前記整合層の頂面外側より被せて接着したこと
    を特徴とする超音波振動子。
JP3003488U 1988-03-07 1988-03-07 Pending JPH01134278U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3003488U JPH01134278U (ja) 1988-03-07 1988-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3003488U JPH01134278U (ja) 1988-03-07 1988-03-07

Publications (1)

Publication Number Publication Date
JPH01134278U true JPH01134278U (ja) 1989-09-13

Family

ID=31254737

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3003488U Pending JPH01134278U (ja) 1988-03-07 1988-03-07

Country Status (1)

Country Link
JP (1) JPH01134278U (ja)

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