JP4793018B2 - 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
- JP4793018B2 JP4793018B2 JP2006042151A JP2006042151A JP4793018B2 JP 4793018 B2 JP4793018 B2 JP 4793018B2 JP 2006042151 A JP2006042151 A JP 2006042151A JP 2006042151 A JP2006042151 A JP 2006042151A JP 4793018 B2 JP4793018 B2 JP 4793018B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- synthetic resin
- reinforcing ribs
- hole
- diaphragm according
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 229920003002 synthetic resin Polymers 0.000 claims description 17
- 239000000057 synthetic resin Substances 0.000 claims description 17
- 238000001746 injection moulding Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 description 11
- 230000002787 reinforcement Effects 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HBGPNLPABVUVKZ-POTXQNELSA-N (1r,3as,4s,5ar,5br,7r,7ar,11ar,11br,13as,13br)-4,7-dihydroxy-3a,5a,5b,8,8,11a-hexamethyl-1-prop-1-en-2-yl-2,3,4,5,6,7,7a,10,11,11b,12,13,13a,13b-tetradecahydro-1h-cyclopenta[a]chrysen-9-one Chemical compound C([C@@]12C)CC(=O)C(C)(C)[C@@H]1[C@H](O)C[C@]([C@]1(C)C[C@@H]3O)(C)[C@@H]2CC[C@H]1[C@@H]1[C@]3(C)CC[C@H]1C(=C)C HBGPNLPABVUVKZ-POTXQNELSA-N 0.000 description 1
- PFRGGOIBYLYVKM-UHFFFAOYSA-N 15alpha-hydroxylup-20(29)-en-3-one Natural products CC(=C)C1CCC2(C)CC(O)C3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 PFRGGOIBYLYVKM-UHFFFAOYSA-N 0.000 description 1
- SOKRNBGSNZXYIO-UHFFFAOYSA-N Resinone Natural products CC(=C)C1CCC2(C)C(O)CC3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 SOKRNBGSNZXYIO-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 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
- H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
-
- 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
- H04R2307/029—Diaphragms comprising fibres
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
2 磁気回路
7 ボイスコイル体
10 振動板
14 補強リブ
15 貫通孔
16 補強リブ
17 補強リブ
Claims (6)
- 合成樹脂よりなり、その表面と裏面の少なくとも一方に補強リブが射出成形によって一体に形成された振動板において、前記補強リブにはヒケを設け、前記合成樹脂を硬化させるときに前記合成樹脂が補強リブ部分へ引かれるようにすることで、前記補強リブに囲まれた平面部分の強度を強くした振動板。
- 補強リブは複数の六角形の集合体で形成した請求項1に記載の振動板。
- 内周に貫通孔を形成し、この貫通孔の周辺は、その外方よりも補強リブの密度を高めた請求項1に記載の振動板。
- 貫通孔の周辺と最外周に枠状の補強リブを形成した請求項3に記載の振動板。
- 内周に貫通孔を形成し、合成樹脂は前記貫通孔部分から射出して成形される請求項1に記載の振動板。
- 請求項1から5のいずれか一つに記載の振動板にボイスコイルを接続したスピーカ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006042151A JP4793018B2 (ja) | 2006-02-20 | 2006-02-20 | 振動板とそれを用いたスピーカ |
US12/158,370 US8068634B2 (en) | 2006-02-20 | 2007-02-20 | Diaphragm and speaker using same |
CN2007800017547A CN101361401B (zh) | 2006-02-20 | 2007-02-20 | 振动板及使用该振动板的扬声器 |
PCT/JP2007/053015 WO2007097294A1 (ja) | 2006-02-20 | 2007-02-20 | 振動板とそれを用いたスピーカ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006042151A JP4793018B2 (ja) | 2006-02-20 | 2006-02-20 | 振動板とそれを用いたスピーカ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007221638A JP2007221638A (ja) | 2007-08-30 |
JP4793018B2 true JP4793018B2 (ja) | 2011-10-12 |
Family
ID=38437334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006042151A Expired - Fee Related JP4793018B2 (ja) | 2006-02-20 | 2006-02-20 | 振動板とそれを用いたスピーカ |
Country Status (4)
Country | Link |
---|---|
US (1) | US8068634B2 (ja) |
JP (1) | JP4793018B2 (ja) |
CN (1) | CN101361401B (ja) |
WO (1) | WO2007097294A1 (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101790890B (zh) * | 2007-08-29 | 2013-04-10 | Toa株式会社 | 振动板以及扬声器 |
WO2009104264A1 (ja) * | 2008-02-21 | 2009-08-27 | 東北パイオニア株式会社 | スピーカ装置 |
EP2531727A4 (en) * | 2010-02-04 | 2015-07-22 | Aavid Thermalloy Llc | DIAPHRAGM AND DEVICE FOR ENERGY TRANSFER FLUID |
GB2479941A (en) * | 2010-04-30 | 2011-11-02 | Gp Acoustics | Stiffened loudspeaker diaphragm |
JP5665194B2 (ja) * | 2011-08-19 | 2015-02-04 | 株式会社オーディオテクニカ | 電気音響変換器の振動板およびその製造方法 |
EP2952014B1 (en) * | 2013-02-27 | 2019-06-26 | GP Acoustics (UK) Limited | Electro acoustic diaphragm |
USD818992S1 (en) * | 2015-03-31 | 2018-05-29 | B & W Group Ltd | Loudspeaker |
GB2538809B (en) | 2015-05-29 | 2021-08-25 | B & W Group Ltd | Loudspeaker diaphragm |
US10547949B2 (en) | 2015-05-29 | 2020-01-28 | EVA Automation, Inc. | Loudspeaker diaphragm |
CA2997902A1 (en) * | 2015-09-14 | 2017-03-23 | Wing Acoustics Limited | Improvements in or relating to audio transducers |
CN105376679B (zh) * | 2015-12-10 | 2018-11-09 | 歌尔股份有限公司 | 振膜及设有该振膜的扬声器 |
USD831618S1 (en) * | 2016-03-01 | 2018-10-23 | Bentley Motors Ltd. | Automobile speaker |
JP2018157285A (ja) * | 2017-03-16 | 2018-10-04 | 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 |
JP7299454B2 (ja) * | 2018-08-31 | 2023-06-28 | オンキヨー株式会社 | 振動板またはダストキャップ並びにスピーカーユニット |
GB2599605B (en) * | 2019-08-23 | 2022-09-28 | Tymphany Acoustic Tech Ltd | Method of manufacturing a diaphragm for an audio transducer |
CN114946196A (zh) * | 2020-01-30 | 2022-08-26 | 丰达电机株式会社 | 车辆用喇叭 |
USD993222S1 (en) * | 2021-07-27 | 2023-07-25 | Devialet | Loudspeaker grille for motor vehicles |
USD1025956S1 (en) * | 2021-08-05 | 2024-05-07 | Rockford Corporation | Speaker screen |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH584716A5 (ja) * | 1973-12-15 | 1977-02-15 | Ciba Geigy Ag | |
JPS5089330U (ja) | 1973-12-17 | 1975-07-29 | ||
JPS5685489A (en) * | 1979-12-10 | 1981-07-11 | Kogyo Gijutsuin | Pulp production |
US4472604A (en) * | 1980-03-08 | 1984-09-18 | Nippon Gakki Seizo Kabushiki Kaisha | Planar type electro-acoustic transducer and process for manufacturing same |
JPS5685489U (ja) | 1980-06-10 | 1981-07-09 | ||
JPS61245798A (ja) * | 1985-04-24 | 1986-11-01 | Pioneer Electronic Corp | スピ−カ用振動体の製造方法 |
US4817165A (en) * | 1987-01-27 | 1989-03-28 | Amalaha Leonard D | Acoustic speaker device with a diaphragm having a spider web type core |
JPS63158088U (ja) | 1987-04-06 | 1988-10-17 | ||
JPS63158088A (ja) * | 1987-12-12 | 1988-07-01 | 株式会社大一商会 | パチンコ機 |
US6282298B1 (en) * | 1996-09-03 | 2001-08-28 | New Transducers Limited | Acoustic device |
GB9704486D0 (en) | 1997-03-04 | 1997-04-23 | New Transducers Ltd | Acoustic devices etc |
JP2006042151A (ja) | 2004-07-29 | 2006-02-09 | Hitachi Kokusai Electric Inc | テレビジョンカメラ |
-
2006
- 2006-02-20 JP JP2006042151A patent/JP4793018B2/ja not_active Expired - Fee Related
-
2007
- 2007-02-20 US US12/158,370 patent/US8068634B2/en active Active
- 2007-02-20 WO PCT/JP2007/053015 patent/WO2007097294A1/ja active Application Filing
- 2007-02-20 CN CN2007800017547A patent/CN101361401B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US8068634B2 (en) | 2011-11-29 |
WO2007097294A1 (ja) | 2007-08-30 |
JP2007221638A (ja) | 2007-08-30 |
US20090175487A1 (en) | 2009-07-09 |
CN101361401B (zh) | 2012-02-29 |
CN101361401A (zh) | 2009-02-04 |
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