JP4785197B2 - 受話装置 - Google Patents
受話装置 Download PDFInfo
- Publication number
- JP4785197B2 JP4785197B2 JP2006264741A JP2006264741A JP4785197B2 JP 4785197 B2 JP4785197 B2 JP 4785197B2 JP 2006264741 A JP2006264741 A JP 2006264741A JP 2006264741 A JP2006264741 A JP 2006264741A JP 4785197 B2 JP4785197 B2 JP 4785197B2
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- JP
- Japan
- Prior art keywords
- acoustic vibration
- acoustic
- piezoelectric
- source
- vibration generating
- 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.)
- Active
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- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
接可能に構成された弧状に曲げられた弾性体の前記両端部に第1、第2の音響振動発生源
を備え、前記弾性体の中央部に第3の音響振動発生源を備え、前記第3の音響振動発生源と前記弾性体とを含めた振動系の共振周波数は前記第1、第2の音響振動発生源の共振周波数よりも低域に設定したことを特徴とする。
2A 第1の音響振動発生源
2B 第2の音響振動発生源
3 第3の音響振動発生源
4 圧電セラミック板
Claims (2)
- 弾性力により両端部を人体の外耳道入り口の周辺に圧接可能に構成された弧状に曲げられた弾性体の前記両端部に第1、第2の音響振動発生源を備え、前記弾性体の中央部に第3の音響振動発生源を備え、前記第3の音響振動発生源と前記弾性体とを含めた振動系の共振周波数は前記第1、第2の音響振動発生源の共振周波数よりも低域に設定したことを特徴とする受話装置。
- 前記弾性体は少なくとも一部が帯状であり、かつ、前記第3の音響振動発生源は前記帯
状の部分に圧電セラミックを接合して形成された圧電バイモルフもしくは圧電ユニモルフ
であることを特徴とする請求項1記載の受話装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006264741A JP4785197B2 (ja) | 2006-09-28 | 2006-09-28 | 受話装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006264741A JP4785197B2 (ja) | 2006-09-28 | 2006-09-28 | 受話装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008085782A JP2008085782A (ja) | 2008-04-10 |
JP4785197B2 true JP4785197B2 (ja) | 2011-10-05 |
Family
ID=39356156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006264741A Active JP4785197B2 (ja) | 2006-09-28 | 2006-09-28 | 受話装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4785197B2 (ja) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51148403A (en) * | 1975-06-16 | 1976-12-20 | Nippon Gakki Seizo Kk | Reproducing system |
JPS5910091A (ja) * | 1982-07-09 | 1984-01-19 | Sei Tsutsumi | ヘツドホン |
JPH11215581A (ja) * | 1998-01-21 | 1999-08-06 | Temuko Japan:Kk | 骨導ヘッドセット |
JP2006229373A (ja) * | 2005-02-15 | 2006-08-31 | Toshiba Corp | 骨伝導送受話ヘッドバンドまたはキャップ |
JP2006229647A (ja) * | 2005-02-18 | 2006-08-31 | Nec Tokin Corp | 骨伝導用音響用振動子 |
-
2006
- 2006-09-28 JP JP2006264741A patent/JP4785197B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2008085782A (ja) | 2008-04-10 |
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