JPH1169483A5 - - Google Patents
Info
- Publication number
- JPH1169483A5 JPH1169483A5 JP1997226862A JP22686297A JPH1169483A5 JP H1169483 A5 JPH1169483 A5 JP H1169483A5 JP 1997226862 A JP1997226862 A JP 1997226862A JP 22686297 A JP22686297 A JP 22686297A JP H1169483 A5 JPH1169483 A5 JP H1169483A5
- Authority
- JP
- Japan
- Prior art keywords
- speaker diaphragm
- cell
- layer
- foam sheet
- resin foam
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22686297A JP4035865B2 (ja) | 1997-08-22 | 1997-08-22 | スピーカ用振動板およびその製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22686297A JP4035865B2 (ja) | 1997-08-22 | 1997-08-22 | スピーカ用振動板およびその製法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPH1169483A JPH1169483A (ja) | 1999-03-09 |
| JPH1169483A5 true JPH1169483A5 (enExample) | 2005-06-02 |
| JP4035865B2 JP4035865B2 (ja) | 2008-01-23 |
Family
ID=16851743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22686297A Expired - Fee Related JP4035865B2 (ja) | 1997-08-22 | 1997-08-22 | スピーカ用振動板およびその製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4035865B2 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002044782A (ja) * | 2000-07-28 | 2002-02-08 | Foster Electric Co Ltd | 電気音響変換器用振動板 |
| JP2002300690A (ja) * | 2001-03-30 | 2002-10-11 | Matsushita Electric Ind Co Ltd | スピーカ用振動板の製造方法およびこれを用いたスピーカ用振動板 |
| JP2005328297A (ja) * | 2004-05-13 | 2005-11-24 | Sony Corp | スピーカの振動板及びスピーカの振動板の製造方法 |
| JP2006319464A (ja) * | 2005-05-10 | 2006-11-24 | Pioneer Electronic Corp | スピーカー装置用振動板の製造方法 |
| JP5290132B2 (ja) * | 2009-01-16 | 2013-09-18 | ミネベア株式会社 | スピーカ用振動板およびこれを用いたスピーカ |
| CA3148130A1 (en) * | 2019-07-29 | 2021-02-04 | Polk Audio, Llc | Loudspeaker cone with raised curved protrusions and method for controlling resonant modes |
-
1997
- 1997-08-22 JP JP22686297A patent/JP4035865B2/ja not_active Expired - Fee Related
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