JP4087878B2 - 動電型電気音響変換器および電子機器 - Google Patents

動電型電気音響変換器および電子機器 Download PDF

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Publication number
JP4087878B2
JP4087878B2 JP2006175736A JP2006175736A JP4087878B2 JP 4087878 B2 JP4087878 B2 JP 4087878B2 JP 2006175736 A JP2006175736 A JP 2006175736A JP 2006175736 A JP2006175736 A JP 2006175736A JP 4087878 B2 JP4087878 B2 JP 4087878B2
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Japan
Prior art keywords
magnetic pole
magnet
diaphragm
electroacoustic transducer
voice coil
Prior art date
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Expired - Fee Related
Application number
JP2006175736A
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English (en)
Japanese (ja)
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JP2007104633A (ja
JP2007104633A5 (enrdf_load_stackoverflow
Inventor
俊之 松村
周二 佐伯
佐和子 狩野
浩司 佐野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Priority to JP2006175736A priority Critical patent/JP4087878B2/ja
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Publication of JP2007104633A5 publication Critical patent/JP2007104633A5/ja
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Publication of JP4087878B2 publication Critical patent/JP4087878B2/ja
Expired - Fee Related legal-status Critical Current
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  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP2006175736A 2005-01-28 2006-06-26 動電型電気音響変換器および電子機器 Expired - Fee Related JP4087878B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006175736A JP4087878B2 (ja) 2005-01-28 2006-06-26 動電型電気音響変換器および電子機器

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005021405 2005-01-28
JP2005225016 2005-08-03
JP2005262634 2005-09-09
JP2006175736A JP4087878B2 (ja) 2005-01-28 2006-06-26 動電型電気音響変換器および電子機器

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2006017992A Division JP3841222B1 (ja) 2005-01-28 2006-01-26 動電型電気音響変換器および電子機器

Publications (3)

Publication Number Publication Date
JP2007104633A JP2007104633A (ja) 2007-04-19
JP2007104633A5 JP2007104633A5 (enrdf_load_stackoverflow) 2007-09-13
JP4087878B2 true JP4087878B2 (ja) 2008-05-21

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ID=38031071

Family Applications (1)

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JP2006175736A Expired - Fee Related JP4087878B2 (ja) 2005-01-28 2006-06-26 動電型電気音響変換器および電子機器

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JP (1) JP4087878B2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5072544B2 (ja) * 2007-11-12 2012-11-14 三洋電機株式会社 音響機器
EP2244488B1 (en) * 2008-02-14 2015-07-29 Panasonic Intellectual Property Management Co., Ltd. Speaker and electronic device

Also Published As

Publication number Publication date
JP2007104633A (ja) 2007-04-19

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