JPS5896398U - ultrasonic ceramic microphone - Google Patents
ultrasonic ceramic microphoneInfo
- Publication number
- JPS5896398U JPS5896398U JP19633581U JP19633581U JPS5896398U JP S5896398 U JPS5896398 U JP S5896398U JP 19633581 U JP19633581 U JP 19633581U JP 19633581 U JP19633581 U JP 19633581U JP S5896398 U JPS5896398 U JP S5896398U
- Authority
- JP
- Japan
- Prior art keywords
- case
- ultrasonic ceramic
- resonator
- microphone
- ceramic microphone
- 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(主従来の超音波セラミックマイクロホンの断面
図、第2図は本考案の一実施例における超音波セラミッ
クマイクロホンの断面図、第3図は同超音波セラミツ多
マイクロホンの指向性の説明図である。
10・・・・・・バイモルフ振動子、11・・・・・・
円錐状共振子、13・・・・・・緩衝材、14a・・・
・・・ケース、14b・・・・・・放物ホーン、15・
・・・・・吸音材、16・・・・・・端子板、18・・
・・・・区切板、19・・・・・・穴。Figure 1 (mainly a sectional view of a conventional ultrasonic ceramic microphone, Figure 2 is a sectional view of an ultrasonic ceramic microphone according to an embodiment of the present invention, and Figure 3 is an explanatory diagram of the directivity of the ultrasonic ceramic microphone) 10... Bimorph oscillator, 11...
Conical resonator, 13...Buffer material, 14a...
...Case, 14b...Parabolic horn, 15.
...Sound absorbing material, 16...Terminal board, 18...
...Divider plate, 19...hole.
Claims (1)
の円錐状共振子の底面周辺を緩衝材で支持固定し、これ
を放物ホーンが一体化されたケースに収納し、前記放物
ホーンとケースとの境界部分であるのど部に、複数個の
穴を中央部に有する区切板を設け、前記ケースの開口端
より吸音材を挿入し、前記開口端を端子板で閉塞した超
音波セラミックマイクロホン。A conical resonator is glued to the center of the bimorph resonator, the periphery of the bottom of the conical resonator is supported and fixed with a cushioning material, and this is housed in a case with an integrated parabolic horn. A partition plate having a plurality of holes in the center is provided in the throat that is the boundary between the case and the case, a sound absorbing material is inserted from the open end of the case, and the open end is closed with a terminal plate. Microphone.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19633581U JPS5896398U (en) | 1981-12-23 | 1981-12-23 | ultrasonic ceramic microphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19633581U JPS5896398U (en) | 1981-12-23 | 1981-12-23 | ultrasonic ceramic microphone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5896398U true JPS5896398U (en) | 1983-06-30 |
JPS635356Y2 JPS635356Y2 (en) | 1988-02-13 |
Family
ID=30109580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19633581U Granted JPS5896398U (en) | 1981-12-23 | 1981-12-23 | ultrasonic ceramic microphone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5896398U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57173480U (en) * | 1981-04-25 | 1982-11-01 |
-
1981
- 1981-12-23 JP JP19633581U patent/JPS5896398U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57173480U (en) * | 1981-04-25 | 1982-11-01 |
Also Published As
Publication number | Publication date |
---|---|
JPS635356Y2 (en) | 1988-02-13 |
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