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
Application number
JP1997226862A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1169483A (ja
JP4035865B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP22686297A priority Critical patent/JP4035865B2/ja
Priority claimed from JP22686297A external-priority patent/JP4035865B2/ja
Publication of JPH1169483A publication Critical patent/JPH1169483A/ja
Publication of JPH1169483A5 publication Critical patent/JPH1169483A5/ja
Application granted granted Critical
Publication of JP4035865B2 publication Critical patent/JP4035865B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP22686297A 1997-08-22 1997-08-22 スピーカ用振動板およびその製法 Expired - Fee Related JP4035865B2 (ja)

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 (https=) 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 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
US11974111B2 (en) * 2019-07-29 2024-04-30 Polk Audio, Llc Loudspeaker cone with raised curved protrusions and method for controlling resonant modes

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