JPH0390197U - - Google Patents

Info

Publication number
JPH0390197U
JPH0390197U JP15041689U JP15041689U JPH0390197U JP H0390197 U JPH0390197 U JP H0390197U JP 15041689 U JP15041689 U JP 15041689U JP 15041689 U JP15041689 U JP 15041689U JP H0390197 U JPH0390197 U JP H0390197U
Authority
JP
Japan
Prior art keywords
diaphragm
film layer
pressurized
film
serves
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.)
Pending
Application number
JP15041689U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15041689U priority Critical patent/JPH0390197U/ja
Publication of JPH0390197U publication Critical patent/JPH0390197U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)

Description

【図面の簡単な説明】
第１図は本考案の振動板の側断面図、第２図は
振動板本体にフイルム層を設ける場合の説明図、
第３図は振動板にエツジを設ける場合の説明図、
第４図は従来例を示す。 １……振動板、１ａ……振動板本体、１ｂ……
フイルム層、１ｂ′……フイルム、２……エツジ
。

Claims (1)

  1. 【実用新案登録請求の範囲】 天然繊維を主原料とした振動板本体の表面にフ
    イルム層を設けた振動板において、 前記フイルム層はホツトメルト接着剤となる熱
    可塑性フイルムから成り、このフイルムを介しそ
    の外周縁にエツジが加熱・加圧して設けられたこ
    とを特徴とする電気音響変換器用振動板。
JP15041689U 1989-12-27 1989-12-27 Pending JPH0390197U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15041689U JPH0390197U (ja) 1989-12-27 1989-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15041689U JPH0390197U (ja) 1989-12-27 1989-12-27

Publications (1)

Publication Number Publication Date
JPH0390197U true JPH0390197U (ja) 1991-09-13

Family

ID=31696765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15041689U Pending JPH0390197U (ja) 1989-12-27 1989-12-27

Country Status (1)

Country Link
JP (1) JPH0390197U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006054501A1 (ja) * 2004-11-18 2006-05-26 Matsushita Electric Industrial Co., Ltd. スピーカ及びその製造方法
JP2011061311A (ja) * 2009-09-07 2011-03-24 Minebea Co Ltd スピーカ用振動板およびこれを用いたスピーカ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58156298A (ja) * 1982-03-12 1983-09-17 Sanyo Electric Co Ltd スピ−カ振動板とエツジとの接合方法
JPS62263798A (ja) * 1986-05-09 1987-11-16 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPS64896A (en) * 1987-06-23 1989-01-05 Matsushita Electric Ind Co Ltd Diaphragm for speaker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58156298A (ja) * 1982-03-12 1983-09-17 Sanyo Electric Co Ltd スピ−カ振動板とエツジとの接合方法
JPS62263798A (ja) * 1986-05-09 1987-11-16 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPS64896A (en) * 1987-06-23 1989-01-05 Matsushita Electric Ind Co Ltd Diaphragm for speaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006054501A1 (ja) * 2004-11-18 2006-05-26 Matsushita Electric Industrial Co., Ltd. スピーカ及びその製造方法
JP2011061311A (ja) * 2009-09-07 2011-03-24 Minebea Co Ltd スピーカ用振動板およびこれを用いたスピーカ

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