JPH0359798U - - Google Patents
Info
- Publication number
- JPH0359798U JPH0359798U JP12035989U JP12035989U JPH0359798U JP H0359798 U JPH0359798 U JP H0359798U JP 12035989 U JP12035989 U JP 12035989U JP 12035989 U JP12035989 U JP 12035989U JP H0359798 U JPH0359798 U JP H0359798U
- Authority
- JP
- Japan
- Prior art keywords
- metal plate
- hole
- tip
- resonator
- piezoelectric diaphragm
- 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
- 239000002184 metal Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Description
第１図は、この考案の一実施例に係る空中超音
波トランスジユーサを示す断面図である。第２図
は、第１図中の圧電振動板を構成する金属板の平
面図である。第３図は、従来の空中超音波トラン
スジユーサの一例を示す断面図である。
２……圧電振動板、２ａ……圧電セラミツク素
子、２ｂ……金属板、２ｃ……穴、４……共振子
、４ａ……尖端部、６……接着剤。
FIG. 1 is a sectional view showing an airborne ultrasonic transducer according to an embodiment of this invention. FIG. 2 is a plan view of a metal plate constituting the piezoelectric diaphragm in FIG. 1. FIG. 3 is a sectional view showing an example of a conventional aerial ultrasonic transducer. 2... Piezoelectric diaphragm, 2a... Piezoelectric ceramic element, 2b... Metal plate, 2c... Hole, 4... Resonator, 4a... Tip, 6... Adhesive.
Claims (1)
成る圧電振動板と、ロート状の共振子であつてそ
の尖端部が前記圧電振動板の金属板側に接着され
たものとを備える空中超音波トランスジユーサに
おいて、前記圧電振動板を構成する金属板の中央
部に穴を設け、この穴に前記共振子の尖端部を入
れ、この穴の部分で共振子の尖端部を接着剤によ
つて圧電振動板に接着していることを特徴とする
空中超音波トランスジユーサ。 An airborne ultrasonic transducer comprising a piezoelectric diaphragm made by bonding a piezoelectric ceramic element and a metal plate together, and a funnel-shaped resonator whose tip is glued to the metal plate side of the piezoelectric diaphragm. In the user, a hole is provided in the center of the metal plate constituting the piezoelectric diaphragm, the tip of the resonator is inserted into the hole, and the tip of the resonator is piezoelectrically vibrated in the hole using an adhesive. An airborne ultrasonic transducer characterized by being bonded to a board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12035989U JPH0359798U (en) | 1989-10-13 | 1989-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12035989U JPH0359798U (en) | 1989-10-13 | 1989-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0359798U true JPH0359798U (en) | 1991-06-12 |
Family
ID=31668436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12035989U Pending JPH0359798U (en) | 1989-10-13 | 1989-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0359798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1127798A (en) * | 1997-07-04 | 1999-01-29 | S C:Kk | Method for generating ultrasonic vibration |
-
1989
- 1989-10-13 JP JP12035989U patent/JPH0359798U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1127798A (en) * | 1997-07-04 | 1999-01-29 | S C:Kk | Method for generating ultrasonic vibration |
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