JPS59154995U - ultrasonic ceramic microphone - Google Patents
ultrasonic ceramic microphoneInfo
- Publication number
- JPS59154995U JPS59154995U JP4938283U JP4938283U JPS59154995U JP S59154995 U JPS59154995 U JP S59154995U JP 4938283 U JP4938283 U JP 4938283U JP 4938283 U JP4938283 U JP 4938283U JP S59154995 U JPS59154995 U JP S59154995U
- Authority
- JP
- Japan
- Prior art keywords
- resonator
- cushioning material
- fix
- center
- support
- 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
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例の超音波セラミックマイクロホンの断面
図、第２図は本考案による超音波セラミックマイクロホ
ンの一実施例を示す断面図である。
９・・・・・・金属製振動板、１０・・・・・・圧電磁
器振動子、１１・・・・・・円錐状共振子、１３・・・
・・・ケース。FIG. 1 is a sectional view of a conventional ultrasonic ceramic microphone, and FIG. 2 is a sectional view of an embodiment of an ultrasonic ceramic microphone according to the present invention. 9... Metal diaphragm, 10... Piezoelectric ceramic vibrator, 11... Conical resonator, 13...
···Case.
Claims (1)
圧電磁器振動子を２板貼り合わせてなるバイモルフ振動
子の中央部に円錐状共振子を附加した複合共振体と、前
記バイモルフ振動子外径を支持固定できる固定穴を有し
、かつ裏面中央部に凹部または凸部を設は取付位置を規
定できる構成にした緩衝材と、前記緩衝材の外周を支持
固定できる形状を有するケースとよりなり、前記ケース
内に前記緩衝材、複合共振体を収納してなる超音波セラ
ミックマイクロホン。A composite resonator in which a conical resonator is added to the center of a bimorph resonator formed by pasting together a piezoelectric ceramic vibrator and a metal diaphragm, or by pasting together two piezoelectric ceramic vibrators, and an outer diameter of the bimorph vibrator. The cushioning material has a fixing hole that can support and fix the cushioning material, and has a concave or convex part in the center of the back surface to define the mounting position, and a case that has a shape that can support and fix the outer periphery of the cushioning material. , an ultrasonic ceramic microphone comprising the buffer material and the composite resonator housed in the case;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4938283U JPS59154995U (en) | 1983-04-01 | 1983-04-01 | ultrasonic ceramic microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4938283U JPS59154995U (en) | 1983-04-01 | 1983-04-01 | ultrasonic ceramic microphone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59154995U true JPS59154995U (en) | 1984-10-17 |
| JPS641837Y2 JPS641837Y2 (en) | 1989-01-17 |
Family
ID=30179889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4938283U Granted JPS59154995U (en) | 1983-04-01 | 1983-04-01 | ultrasonic ceramic microphone |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59154995U (en) |
-
1983
- 1983-04-01 JP JP4938283U patent/JPS59154995U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS641837Y2 (en) | 1989-01-17 |
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