JPH01134279U - - Google Patents

Info

Publication number
JPH01134279U
JPH01134279U JP3002988U JP3002988U JPH01134279U JP H01134279 U JPH01134279 U JP H01134279U JP 3002988 U JP3002988 U JP 3002988U JP 3002988 U JP3002988 U JP 3002988U JP H01134279 U JPH01134279 U JP H01134279U
Authority
JP
Japan
Prior art keywords
matching layer
resonator
peripheral side
disc
cylindrical tube
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
JP3002988U
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 JP3002988U priority Critical patent/JPH01134279U/ja
Publication of JPH01134279U publication Critical patent/JPH01134279U/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図はこの考案の第1の実施例である超音波
スイツチの平面図、第2図は同上超音波スイツチ
の縦断面図、第3図はこの考案の第2の実施例で
ある超音波スイツチの縦断面図、第4図は従来の
超音波スイツチの平面図、第5図は同上超音波ス
イツチの縦断面図である。 1……超音波振動子、2……整合層、3……共
振子、4……金属円筒管、6……センサクツシヨ
ン、7……センサケース、8……接着体、9……
隙間、10……絶縁環。

Claims (1)

    【実用新案登録請求の範囲】
  1. 円板形状の整合層と、この整合層の外径より小
    さい円板形状で整合層の裏面側中心部に接着され
    る共振子と、前記整合層の外径と同寸法径の円筒
    形状で前記共振子を覆い被せるようにして整合層
    の裏面側に接着される金属円筒管とで構成される
    超音波振動子を接着剤およびセンサクツシヨンを
    介してセンサケースに収納した超音波スイツチに
    おいて、整合層の外周側面とセンサケースの内周
    部に設けられた接着体の内周側面との間に僅かの
    隙間を設け、かつ金属円筒管の外周側面に電気絶
    縁処理を施したことを特徴とする超音波スイツチ
JP3002988U 1988-03-07 1988-03-07 Pending JPH01134279U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3002988U JPH01134279U (ja) 1988-03-07 1988-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3002988U JPH01134279U (ja) 1988-03-07 1988-03-07

Publications (1)

Publication Number Publication Date
JPH01134279U true JPH01134279U (ja) 1989-09-13

Family

ID=31254729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3002988U Pending JPH01134279U (ja) 1988-03-07 1988-03-07

Country Status (1)

Country Link
JP (1) JPH01134279U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012033989A (ja) * 2010-07-28 2012-02-16 Murata Mfg Co Ltd 超音波センサ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012033989A (ja) * 2010-07-28 2012-02-16 Murata Mfg Co Ltd 超音波センサ

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