JPS6284226U - - Google Patents
Info
- Publication number
- JPS6284226U JPS6284226U JP17425785U JP17425785U JPS6284226U JP S6284226 U JPS6284226 U JP S6284226U JP 17425785 U JP17425785 U JP 17425785U JP 17425785 U JP17425785 U JP 17425785U JP S6284226 U JPS6284226 U JP S6284226U
- Authority
- JP
- Japan
- Prior art keywords
- main
- damping material
- main surface
- damping
- delay line
- 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
Links
- 238000013016 damping Methods 0.000 claims 13
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の構成例の側面図、第２図は従
来例の側面図、第３図はスプリアス信号の伝播経
路を示す側面図である。
１１，２１，３１……超音波遅延媒体、１２，
２２，３２……入力トランスデユーサ、１３，２
３，３３……出力トランスデユーサ、１４，３４
……頂点、１５，１６，１７，１８，２４，２５
……減衰材、３５……スプリアス信号。
FIG. 1 is a side view of a configuration example of the present invention, FIG. 2 is a side view of a conventional example, and FIG. 3 is a side view showing a propagation path of a spurious signal. 11, 21, 31... Ultrasonic delay medium, 12,
22, 32...input transducer, 13, 2
3, 33... Output transducer, 14, 34
... Vertex, 15, 16, 17, 18, 24, 25
...Attenuating material, 35...Spurious signal.
Claims (1)
短辺の長さの比がほぼ５対４である長方形の１隅
又は２隅をほぼ４５度の角度に切り欠いた５角形
又は６角形であり、該切り欠き面の一方に入力ト
ランスデユーサと出力トランスデユーサを取り付
け、少なくとも一方の前記主表面上に超音波を減
衰させる減衰材を設けた超音波遅延線において、
前記主表面上に設けられた減衰材のうち少なくと
も一方の主表面上に設けられた減衰材で、前記入
出力トランスデユーサを取り付けた切り欠き面に
対向する頂点より該切り欠き面を見込む前記主表
面上の領域に設けられた減衰材のうち少なくとも
その１個は、その超音波減衰率を主表面の周縁部
から遊離した該主表面上の他の領域に設けられた
減衰材の超音波減衰率より大きくせしめて成るこ
とを特徴とする超音波遅延線。 (2) 主正面上に設けられた減衰材のうち少なく
とも一方の主表面上に設けられた減衰材で、入出
力トランスデユーサを取り付けた切り欠き面に対
向する頂点より該切り欠き面を見込む主表面上の
領域に設けられた減衰材のうち少なくともその１
個は、その面積を主表面の周縁部から遊離した該
主表面上の他の領域に設けられた減衰材の面積よ
り大きくせしめて成る実用新案登録請求の範囲第
１項記載の超音波遅延線。 (3) 主正面上に設けられた減衰材のうち少なく
とも一方の主表面上に設けられた減衰材で、入出
力トランスデユーサを取り付けた切り欠き面に対
向する頂点より該切り欠き面を見込む主表面上の
領域に設けられた減衰材のうち少なくともその１
個は、その厚さを主表面の周縁部から遊離した該
主表面上の他の領域に設けられた減衰材の厚さよ
り厚くせしめて成る実用新案登録請求の範囲第１
項記載の超音波遅延線。[Claims for Utility Model Registration] (1) The shape of the main surface of the ultrasonic delay medium is approximately 45 degrees at one or two corners of a rectangle in which the ratio of the length of the long side to the short side is approximately 5:4. A pentagonal or hexagonal shape cut out at an angle of In the ultrasonic delay line,
A damping material provided on at least one of the main surfaces of the damping materials provided on the main surfaces, the damping material looking into the cutout surface from the apex opposite to the cutout surface on which the input/output transducer is attached. At least one of the attenuating materials provided in a region on the main surface has an ultrasonic attenuation coefficient that is separated from the periphery of the main surface. An ultrasonic delay line characterized in that the delay line is made larger than the attenuation rate. (2) A damping material provided on at least one of the main surfaces of the damping materials provided on the main front surface, with the notch surface facing the vertex facing the notch surface on which the input/output transducer is attached. At least one of the damping materials provided in the area on the main surface
The ultrasonic delay line according to claim 1, wherein the area of the damping material is larger than the area of the damping material provided in other areas on the main surface separated from the peripheral edge of the main surface. . (3) A damping material provided on at least one of the main surfaces of the damping materials provided on the main front surface, with the notch surface facing toward the vertex opposite to the notch surface on which the input/output transducer is attached. At least one of the damping materials provided in the area on the main surface
The thickness of the damping material is made thicker than the thickness of the damping material provided in other areas on the main surface separated from the peripheral edge of the main surface.
Ultrasonic delay line as described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17425785U JPS6284226U (en) | 1985-11-14 | 1985-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17425785U JPS6284226U (en) | 1985-11-14 | 1985-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6284226U true JPS6284226U (en) | 1987-05-29 |
Family
ID=31112469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17425785U Pending JPS6284226U (en) | 1985-11-14 | 1985-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6284226U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56116B2 (en) * | 1974-10-21 | 1981-01-06 | ||
| JPS609331B2 (en) * | 1979-04-12 | 1985-03-09 | 株式会社東芝 | transformer |
-
1985
- 1985-11-14 JP JP17425785U patent/JPS6284226U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56116B2 (en) * | 1974-10-21 | 1981-01-06 | ||
| JPS609331B2 (en) * | 1979-04-12 | 1985-03-09 | 株式会社東芝 | transformer |
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