JP4576991B2 - 振動板とそれを用いたスピーカ - Google Patents
振動板とそれを用いたスピーカ Download PDFInfo
- Publication number
- JP4576991B2 JP4576991B2 JP2004337115A JP2004337115A JP4576991B2 JP 4576991 B2 JP4576991 B2 JP 4576991B2 JP 2004337115 A JP2004337115 A JP 2004337115A JP 2004337115 A JP2004337115 A JP 2004337115A JP 4576991 B2 JP4576991 B2 JP 4576991B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- outer peripheral
- circular
- peripheral shape
- voice coil
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 25
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- 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
- H04R9/06—Loudspeakers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
6 磁気ギャップ
7 ボイスコイル
9 振動板
10 貫通孔
9A、9B 第一,第二の円形体
9a,9b 中心点
Claims (2)
- 中央部にボイスコイル固定用の貫通孔、外周部にエッジ固定部を有する外周形状が略円形の一枚の振動板であって、この振動板の外周形状は、半径の異なる第一,第二の円形体を、それぞれの中心点をずらした状態で、しかもこれらの第一,第二の円形体の外周形状の少なくとも一部が全体形状の略円形の外周形状の一部を形成するごとく重ねた形状とし、前記第一,第二の円形体の中心点は、略円形の全体形状の中心点とはずらせた振動板。
- 磁気ギャップを有する磁気回路と、この磁気回路の磁気ギャップ内にその一部が挿入された円筒状のボイスコイルと、このボイスコイルの一部に固定された一枚の振動板とを備え、前記振動板は、中央部にボイスコイル固定用の貫通孔、外周部にエッジ固定部を有する外周形状が略円形の振動板であって、この振動板の外周形状は、半径の異なる第一,第二の円形体を、それぞれの中心点をずらした状態で、しかもこれらの第一,第二の円形体の外周形状の少なくとも一部が全体形状の略円形の外周形状の一部を形成するごとく重ねた形状とし、その貫通孔内に、前記ボイスコイルの一部を挿入し、固定したスピーカであって、振動板の第一,第二の円形体の中心点は、この振動板の略円形の全体形状の中心点とはずらせたスピーカ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004337115A JP4576991B2 (ja) | 2004-11-22 | 2004-11-22 | 振動板とそれを用いたスピーカ |
US10/585,848 US7627133B2 (en) | 2004-11-22 | 2005-11-18 | Diaphragm and loudspeaker using same |
CN2005800071311A CN1930911B (zh) | 2004-11-22 | 2005-11-18 | 振动膜及使用该振动膜的扬声器 |
PCT/JP2005/021225 WO2006054687A1 (ja) | 2004-11-22 | 2005-11-18 | 振動板とそれを用いたスピーカ |
KR1020067017565A KR100839713B1 (ko) | 2004-11-22 | 2005-11-18 | 진동판과 그것을 이용한 스피커 |
EP05806916.2A EP1708542B1 (en) | 2004-11-22 | 2005-11-18 | Diaphragm and loudspeaker using same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004337115A JP4576991B2 (ja) | 2004-11-22 | 2004-11-22 | 振動板とそれを用いたスピーカ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006148636A JP2006148636A (ja) | 2006-06-08 |
JP2006148636A5 JP2006148636A5 (ja) | 2007-12-20 |
JP4576991B2 true JP4576991B2 (ja) | 2010-11-10 |
Family
ID=36407223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004337115A Expired - Fee Related JP4576991B2 (ja) | 2004-11-22 | 2004-11-22 | 振動板とそれを用いたスピーカ |
Country Status (6)
Country | Link |
---|---|
US (1) | US7627133B2 (ja) |
EP (1) | EP1708542B1 (ja) |
JP (1) | JP4576991B2 (ja) |
KR (1) | KR100839713B1 (ja) |
CN (1) | CN1930911B (ja) |
WO (1) | WO2006054687A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4867774B2 (ja) * | 2007-04-26 | 2012-02-01 | パナソニック株式会社 | スピーカ |
CN102474686B (zh) * | 2010-04-14 | 2015-11-25 | 松下电器产业株式会社 | 扬声器、助听器、内耳式耳机、便携型信息处理装置以及av设备 |
US9485586B2 (en) | 2013-03-15 | 2016-11-01 | Jeffery K Permanian | Speaker driver |
JP6861379B2 (ja) * | 2016-12-13 | 2021-04-21 | パナソニックIpマネジメント株式会社 | スピーカ用振動板およびこれを用いたスピーカ |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS452459Y1 (ja) * | 1967-12-30 | 1970-01-31 | ||
US3570626A (en) * | 1966-05-03 | 1971-03-16 | Nippon Musical Instruments Mfg | Loudspeaker with asymmetrically shaped diaphragm |
JPS63236499A (ja) * | 1987-03-11 | 1988-10-03 | ブラウプンクト‐ヴエルケ・ゲゼルシャフト・ミット・ベシユレンクテル・ハフツング | スピーカ |
JPH07336795A (ja) * | 1994-06-06 | 1995-12-22 | Kenwood Corp | スピーカ構造 |
JPH09284886A (ja) * | 1996-04-18 | 1997-10-31 | Onkyo Corp | スピーカ |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS3618103Y1 (ja) * | 1957-11-16 | 1961-07-13 | ||
US3180945A (en) * | 1961-09-22 | 1965-04-27 | Wm H Welsh Co Inc | Loudspeaker |
JPS4741471Y1 (ja) | 1968-12-05 | 1972-12-15 | ||
JPS5010231U (ja) * | 1973-05-24 | 1975-02-01 | ||
JPS5137056B2 (ja) | 1973-05-31 | 1976-10-13 | ||
JPS61121687A (ja) | 1984-11-19 | 1986-06-09 | Matsushita Electric Ind Co Ltd | スピ−カ |
SE447692B (sv) * | 1985-04-17 | 1986-12-01 | Claes Malmqvist | Anordning vid hogtalare |
JPH07162992A (ja) | 1993-12-06 | 1995-06-23 | Sharp Corp | スピーカ振動板 |
JP3599954B2 (ja) * | 1996-12-11 | 2004-12-08 | 有限会社ベルテック | スピ−カ |
JP3508834B2 (ja) * | 1999-04-22 | 2004-03-22 | 株式会社ケンウッド | スピーカ振動板 |
CN1302687C (zh) * | 2001-06-11 | 2007-02-28 | 松下电器产业株式会社 | 扬声器 |
JP3799001B2 (ja) * | 2001-09-10 | 2006-07-19 | 富士彦 小林 | 圧電スピーカ |
US7027688B2 (en) | 2002-05-14 | 2006-04-11 | Wildnauer Kenneth R | Tunable optical filter based on a physically-deformable diffractive element |
JP3951838B2 (ja) * | 2002-07-12 | 2007-08-01 | 松下電器産業株式会社 | スピーカ |
JP4034688B2 (ja) * | 2002-08-28 | 2008-01-16 | 富士彦 小林 | 圧電スピーカ |
-
2004
- 2004-11-22 JP JP2004337115A patent/JP4576991B2/ja not_active Expired - Fee Related
-
2005
- 2005-11-18 CN CN2005800071311A patent/CN1930911B/zh active Active
- 2005-11-18 US US10/585,848 patent/US7627133B2/en active Active
- 2005-11-18 KR KR1020067017565A patent/KR100839713B1/ko not_active IP Right Cessation
- 2005-11-18 WO PCT/JP2005/021225 patent/WO2006054687A1/ja active Application Filing
- 2005-11-18 EP EP05806916.2A patent/EP1708542B1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3570626A (en) * | 1966-05-03 | 1971-03-16 | Nippon Musical Instruments Mfg | Loudspeaker with asymmetrically shaped diaphragm |
JPS452459Y1 (ja) * | 1967-12-30 | 1970-01-31 | ||
JPS63236499A (ja) * | 1987-03-11 | 1988-10-03 | ブラウプンクト‐ヴエルケ・ゲゼルシャフト・ミット・ベシユレンクテル・ハフツング | スピーカ |
JPH07336795A (ja) * | 1994-06-06 | 1995-12-22 | Kenwood Corp | スピーカ構造 |
JPH09284886A (ja) * | 1996-04-18 | 1997-10-31 | Onkyo Corp | スピーカ |
Also Published As
Publication number | Publication date |
---|---|
EP1708542B1 (en) | 2013-08-07 |
WO2006054687A1 (ja) | 2006-05-26 |
EP1708542A1 (en) | 2006-10-04 |
KR100839713B1 (ko) | 2008-06-19 |
US20080226116A1 (en) | 2008-09-18 |
KR20070041425A (ko) | 2007-04-18 |
CN1930911B (zh) | 2011-08-03 |
US7627133B2 (en) | 2009-12-01 |
EP1708542A4 (en) | 2011-03-23 |
CN1930911A (zh) | 2007-03-14 |
JP2006148636A (ja) | 2006-06-08 |
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