JPS62117833U - - Google Patents
Info
- Publication number
- JPS62117833U JPS62117833U JP255986U JP255986U JPS62117833U JP S62117833 U JPS62117833 U JP S62117833U JP 255986 U JP255986 U JP 255986U JP 255986 U JP255986 U JP 255986U JP S62117833 U JPS62117833 U JP S62117833U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic delay
- end surface
- electrode
- ultrasonic
- delay medium
- 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.)
- Granted
Links
- 230000001902 propagating effect Effects 0.000 claims 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
図面中、第１図は本考案に係る超音波遅延線の
全体斜視図、第２図は第１図における超音波遅延
媒体の端面に対する減衰剤の塗布状況を示す部分
拡大平面図、第３図は従来例の超音波遅延線の全
体斜視図、第４図と第５図とは第３図における超
音波遅延媒体の端面に対する減衰剤の塗布状況を
示す部分拡大平面図であり、第４図は電極形状よ
り広く主信号反射面を形成した場合、第５図は狭
く形成した場合をそれぞれ示す。
１…超音波遅延線、２…超音波遅延媒体、３…
端面、４…傾斜端面、５，６…圧電素子、７，８
…電極、９…主信号反射面、１０…減衰剤。
In the drawings, FIG. 1 is an overall perspective view of the ultrasonic delay line according to the present invention, FIG. 2 is a partially enlarged plan view showing how the attenuator is applied to the end face of the ultrasonic delay medium in FIG. 1, and FIG. 4 is an overall perspective view of a conventional ultrasonic delay line, FIGS. 4 and 5 are partially enlarged plan views showing how the attenuator is applied to the end face of the ultrasonic delay medium in FIG. 3, and FIG. 5 shows the case where the main signal reflecting surface is formed wider than the electrode shape, and FIG. 5 shows the case where it is formed narrower. 1... Ultrasonic delay line, 2... Ultrasonic delay medium, 3...
End face, 4... Inclined end face, 5, 6... Piezoelectric element, 7, 8
...electrode, 9...main signal reflecting surface, 10...attenuator.
Claims (1)
長円形の電極を取付けて形成した入出力トランス
デユーサーを超音波遅延媒体の少なくとも１つの
傾斜端面に設けるとともに、この超音波遅延媒体
の内部を伝播する超音波が反射する端面における
前記電極の形状に対応させた主信号反射面を除く
部分には減衰剤を塗布したことを特徴とする超音
波遅延線。 An input/output transducer formed by attaching a substantially circular or substantially elliptical electrode that partially covers the center portion of the piezoelectric element is provided on at least one inclined end surface of the ultrasonic delay medium, and the inside of the ultrasonic delay medium is 1. An ultrasonic delay line characterized in that an attenuator is applied to a portion of an end surface on which an ultrasonic wave propagating through is reflected, except for a main signal reflecting surface corresponding to the shape of the electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986002559U JPH075698Y2 (en) | 1986-01-14 | 1986-01-14 | Ultrasonic delay line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986002559U JPH075698Y2 (en) | 1986-01-14 | 1986-01-14 | Ultrasonic delay line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62117833U true JPS62117833U (en) | 1987-07-27 |
| JPH075698Y2 JPH075698Y2 (en) | 1995-02-08 |
Family
ID=30781510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986002559U Expired - Lifetime JPH075698Y2 (en) | 1986-01-14 | 1986-01-14 | Ultrasonic delay line |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH075698Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS492464A (en) * | 1972-04-18 | 1974-01-10 | ||
| JPS54119865A (en) * | 1978-03-09 | 1979-09-18 | Matsushita Electric Ind Co Ltd | Ultrasonic wave delay line of piezoelectric type and its manufacture |
| JPS606341U (en) * | 1983-06-27 | 1985-01-17 | 松下電器産業株式会社 | ultrasonic delay line |
-
1986
- 1986-01-14 JP JP1986002559U patent/JPH075698Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS492464A (en) * | 1972-04-18 | 1974-01-10 | ||
| JPS54119865A (en) * | 1978-03-09 | 1979-09-18 | Matsushita Electric Ind Co Ltd | Ultrasonic wave delay line of piezoelectric type and its manufacture |
| JPS606341U (en) * | 1983-06-27 | 1985-01-17 | 松下電器産業株式会社 | ultrasonic delay line |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH075698Y2 (en) | 1995-02-08 |
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