JPH02118257U - - Google Patents
Info
- Publication number
- JPH02118257U JPH02118257U JP2544589U JP2544589U JPH02118257U JP H02118257 U JPH02118257 U JP H02118257U JP 2544589 U JP2544589 U JP 2544589U JP 2544589 U JP2544589 U JP 2544589U JP H02118257 U JPH02118257 U JP H02118257U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric vibrator
- ultrasonic probe
- acoustic
- matching layer
- bucking
- 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
- 239000000463 material Substances 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
第１図は本考案の第１実施例を示す断面図、第
２図は同じく第２実施例を示す要部断面図、第３
図ａ，ｂは超音波パルス波形の比較説明図、第４
図は従来の技術を示す断面図である。
１，１Ａ……第３の音響整合層、２……スリツ
ト、２２，２２Ａ……圧電振動子、２５，２５Ａ
……第１の音響整合層、２６……第２の音響整合
層、２７……バツキング材。
FIG. 1 is a cross-sectional view showing the first embodiment of the present invention, FIG. 2 is a cross-sectional view of the main part similarly showing the second embodiment, and FIG.
Figures a and b are comparative explanatory diagrams of ultrasonic pulse waveforms, the fourth
The figure is a sectional view showing a conventional technique. 1, 1A... Third acoustic matching layer, 2... Slit, 22, 22A... Piezoelectric vibrator, 25, 25A
...First acoustic matching layer, 26... Second acoustic matching layer, 27... Backing material.
Claims (1)
触子において、 前記圧電振動子とバツキング材との間に、これ
ら両者の各音響インピーダンスにより区分される
範囲内の音響インピーダンスを有する音響整合層
を配置したことを特徴とする超音波探触子。[Claims for Utility Model Registration] In an ultrasonic probe having a piezoelectric vibrator and a bucking material, an acoustic wave within a range divided by the respective acoustic impedances of the piezoelectric vibrator and the bucking material is provided. An ultrasonic probe characterized in that an acoustic matching layer having impedance is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2544589U JPH02118257U (en) | 1989-03-06 | 1989-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2544589U JPH02118257U (en) | 1989-03-06 | 1989-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02118257U true JPH02118257U (en) | 1990-09-21 |
Family
ID=31246192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2544589U Pending JPH02118257U (en) | 1989-03-06 | 1989-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02118257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004188203A (en) * | 2002-12-11 | 2004-07-08 | General Electric Co <Ge> | Bucking material for ultramicro-fabrication ultrasonic transducer equipment |
-
1989
- 1989-03-06 JP JP2544589U patent/JPH02118257U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004188203A (en) * | 2002-12-11 | 2004-07-08 | General Electric Co <Ge> | Bucking material for ultramicro-fabrication ultrasonic transducer equipment |
| JP4660087B2 (en) * | 2002-12-11 | 2011-03-30 | ゼネラル・エレクトリック・カンパニイ | Backing material for ultra-fine processed ultrasonic transducer device |
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