JPH01100527U - - Google Patents
Info
- Publication number
- JPH01100527U JPH01100527U JP19562587U JP19562587U JPH01100527U JP H01100527 U JPH01100527 U JP H01100527U JP 19562587 U JP19562587 U JP 19562587U JP 19562587 U JP19562587 U JP 19562587U JP H01100527 U JPH01100527 U JP H01100527U
- Authority
- JP
- Japan
- Prior art keywords
- sound absorbing
- ultrasonic delay
- backing material
- input
- 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
- 239000011358 absorbing material Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の一実施例を示す拡大説明図、
第２図は本考案に係る遅延線に吸音剤を塗布する
前の状態を示す外観説明図、第３図はバツキング
材への吸音剤の塗布状況を示す説明図、第４図ａ
は本考案による遅延線の帯域特性を示す線図、第
４図ｂは帯域特性の劣化状態を示す線図、第５図
は遅延線の主面及びバツキング材の側面への吸音
剤印刷に使用されるパターンを示す説明図、第６
図は第５図に示すパターンを用いて吸音剤を印刷
した遅延線の外観図である。
１……遅延線、４，５……吸音剤、１０……主
面、１０ｅ……結合面、１１……バツキング材、
１１Ａ，１１Ｂ……反射面、１１Ｃ……側面、１
３……入力トランスデユーサ、１４……出力トラ
ンスデユーサ、１５ａ……リード線接続部、１７
ａ……リード線接続部。
FIG. 1 is an enlarged explanatory diagram showing an embodiment of the present invention;
Fig. 2 is an explanatory external view showing the state before the sound absorbing material is applied to the delay line according to the present invention, Fig. 3 is an explanatory drawing showing the state of applying the sound absorbing material to the backing material, and Fig. 4 a
is a diagram showing the band characteristics of the delay line according to the present invention, Figure 4b is a diagram showing the state of deterioration of the band characteristics, and Figure 5 is a diagram used to print sound absorbing material on the main surface of the delay line and the side of the backing material. Explanatory diagram showing the pattern to be used, No. 6
The figure is an external view of a delay line printed with sound absorbing material using the pattern shown in FIG. 1... Delay line, 4, 5... Sound absorbing material, 10... Main surface, 10e... Bonding surface, 11... Backing material,
11A, 11B...Reflecting surface, 11C...Side surface, 1
3... Input transducer, 14... Output transducer, 15a... Lead wire connection section, 17
a...Lead wire connection part.
Claims (1)
ランスデユーサを接合し、各トランスデユーサの
前記超音波遅延媒体との結合面の反対面に前記結
合面と対向する反射面がモード変換角を有する傾
斜面となつているバツキング材を接合し、該バツ
キング材の反射面及び各側面に吸音剤を塗布した
超音波遅延線において、 前記バツキング材の側面に塗布される吸音剤の
塗布領域を信号入・出力用リード線接続部近傍及
び入・出力トランスデユーサ隣接部近傍以外の部
分に制限したことを特徴とする超音波遅延線。[Claims for Utility Model Registration] An input/output transducer is bonded to at least one side of an ultrasonic delay medium, and the surface of each transducer opposite to the surface of the coupling surface with the ultrasonic delay medium is opposed to the coupling surface. In an ultrasonic delay line in which a backing material whose reflective surface is an inclined surface having a mode conversion angle is bonded, and a sound absorbing material is applied to the reflective surface and each side surface of the backing material, a sound absorbing material is applied to the side surface of the backing material. An ultrasonic delay line characterized in that the application area of a sound absorbing agent is limited to areas other than the vicinity of signal input/output lead wire connections and the vicinity of input/output transducers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19562587U JPH01100527U (en) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19562587U JPH01100527U (en) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100527U true JPH01100527U (en) | 1989-07-06 |
Family
ID=31486295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19562587U Pending JPH01100527U (en) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100527U (en) |
-
1987
- 1987-12-23 JP JP19562587U patent/JPH01100527U/ja active Pending
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