JPS6417483U - - Google Patents

Info

Publication number
JPS6417483U
JPS6417483U JP11180287U JP11180287U JPS6417483U JP S6417483 U JPS6417483 U JP S6417483U JP 11180287 U JP11180287 U JP 11180287U JP 11180287 U JP11180287 U JP 11180287U JP S6417483 U JPS6417483 U JP S6417483U
Authority
JP
Japan
Prior art keywords
ultrasonic
vibrator
vibration device
molded
resin
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
JP11180287U
Other languages
Japanese (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 JP11180287U priority Critical patent/JPS6417483U/ja
Publication of JPS6417483U publication Critical patent/JPS6417483U/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】[Brief explanation of the drawing]

第1図A,Bはこの考案の実施例である超音波
振動装置の構造を表す図であり、Aはその上面図
、Bはその縦断面図である。第2図は従来の超音
波振動装置の構造を表す断面図である。 1―ケース、2,3―圧電振動子(振動子)、
8―モールド樹脂(低音響インピーダンス)、9
―モールド樹脂(高音響インピーダンス)。
FIGS. 1A and 1B are diagrams showing the structure of an ultrasonic vibration device that is an embodiment of this invention, with A being a top view thereof and B being a longitudinal sectional view thereof. FIG. 2 is a sectional view showing the structure of a conventional ultrasonic vibration device. 1-case, 2, 3-piezoelectric vibrator (vibrator),
8-Mold resin (low acoustic impedance), 9
-Mold resin (high acoustic impedance).

Claims (1)

【実用新案登録請求の範囲】 超音波放射用開口部を有するケース内に振動子
を収納するとともに、振動子の周囲を樹脂モール
ドした超音波振動装置において、 モールド樹脂の超音波放射面以外の領域を超音
波放射面の領域より音響インピーダンスの低い材
料で構成したことを特徴とする超音波振動装置。
[Scope of Claim for Utility Model Registration] In an ultrasonic vibrating device in which a vibrator is housed in a case having an opening for ultrasonic emission and the circumference of the vibrator is molded with resin, an area other than the ultrasonic emission surface of the molded resin An ultrasonic vibration device characterized in that the ultrasonic vibration device is made of a material having a lower acoustic impedance than the ultrasonic radiation surface area.
JP11180287U 1987-07-21 1987-07-21 Pending JPS6417483U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11180287U JPS6417483U (en) 1987-07-21 1987-07-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11180287U JPS6417483U (en) 1987-07-21 1987-07-21

Publications (1)

Publication Number Publication Date
JPS6417483U true JPS6417483U (en) 1989-01-27

Family

ID=31350173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11180287U Pending JPS6417483U (en) 1987-07-21 1987-07-21

Country Status (1)

Country Link
JP (1) JPS6417483U (en)

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