CN1155291C - 包括由至少一个弯曲部分形成的弹性触点的电声换能器 - Google Patents
包括由至少一个弯曲部分形成的弹性触点的电声换能器 Download PDFInfo
- Publication number
- CN1155291C CN1155291C CNB988001934A CN98800193A CN1155291C CN 1155291 C CN1155291 C CN 1155291C CN B988001934 A CNB988001934 A CN B988001934A CN 98800193 A CN98800193 A CN 98800193A CN 1155291 C CN1155291 C CN 1155291C
- Authority
- CN
- China
- Prior art keywords
- transducer
- contact
- basically
- voice coil
- axis
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97890035 | 1997-02-28 | ||
EP97890035.5 | 1997-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1217863A CN1217863A (zh) | 1999-05-26 |
CN1155291C true CN1155291C (zh) | 2004-06-23 |
Family
ID=8231091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB988001934A Expired - Fee Related CN1155291C (zh) | 1997-02-28 | 1998-02-05 | 包括由至少一个弯曲部分形成的弹性触点的电声换能器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6072886A (zh) |
CN (1) | CN1155291C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1205840C (zh) * | 2000-01-27 | 2005-06-08 | 皇家菲利浦电子有限公司 | 有动圈和有该动圈连接引线的弹性支架单元的电声换能器 |
JP3660557B2 (ja) * | 2000-04-13 | 2005-06-15 | スター精密株式会社 | 電気音響変換器と電気音響変換器の取付構造 |
JP3863109B2 (ja) * | 2000-10-17 | 2006-12-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 変換器を電気接続するためのばね接点用の接点保持手段をもつ電気音響変換器 |
JP2005535212A (ja) * | 2002-07-31 | 2005-11-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 組込型変換器回路付き電気音響変換器 |
US11917350B2 (en) * | 2020-09-23 | 2024-02-27 | Apple Inc. | Loudspeaker having collapsible lead wire |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2503828C3 (de) * | 1975-01-30 | 1983-04-21 | Friedrich Reiner Telefonfabrik | Permanentdynamische elektroakustische Wandlerkapsel |
DE3147145C2 (de) * | 1981-11-27 | 1983-10-13 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Erzeugung einer drehzahlproportionalen Spannung und Schaltungsanordnung zur Durchführung des Verfahrens |
WO1996033592A1 (en) * | 1995-04-18 | 1996-10-24 | Harman International Industries, Inc. | Dual coil drive with multipurpose housing |
-
1998
- 1998-02-05 CN CNB988001934A patent/CN1155291C/zh not_active Expired - Fee Related
- 1998-03-02 US US09/033,200 patent/US6072886A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1217863A (zh) | 1999-05-26 |
US6072886A (en) | 2000-06-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20070831 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070831 Address after: Holland Ian Deho Finn Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklike Philips Electronics N. V. |
|
ASS | Succession or assignment of patent right |
Owner name: KNOWLES ELECTRONICS ASIA CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20120621 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120621 Address after: Singapore, Singapore Patentee after: Knowles Electronics Asia Pte. Ltd. Address before: Holland Ian Deho Finn Patentee before: Koninkl Philips Electronics NV |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040623 Termination date: 20120205 |