JP5709496B2 - 音響抵抗材及び音響抵抗材の製造方法 - Google Patents
音響抵抗材及び音響抵抗材の製造方法 Download PDFInfo
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- JP5709496B2 JP5709496B2 JP2010272416A JP2010272416A JP5709496B2 JP 5709496 B2 JP5709496 B2 JP 5709496B2 JP 2010272416 A JP2010272416 A JP 2010272416A JP 2010272416 A JP2010272416 A JP 2010272416A JP 5709496 B2 JP5709496 B2 JP 5709496B2
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- JP
- Japan
- Prior art keywords
- acoustic resistance
- layer
- air
- acoustic
- resistance material
- 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
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Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
- G10K11/04—Acoustic filters ; Acoustic resonators
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Description
2 音響抵抗層
3 レーザー光
4 レーザー装置
10 音響抵抗材
A 音響抵抗層の露出領域
Claims (4)
- 空気を遮断して音波を伝達させない空気遮断層と、空気を通過させて音響抵抗として音波を伝達させる音響抵抗層を有し、上記音響抵抗層に上記空気遮断層が積層されている音響抵抗材であって、
上記音響抵抗層は、無色透明な繊維からなり、
上記空気遮断層は、黒色色素と樹脂を含有する塗料からなり、上記空気遮断層の一部が光により除去された部分から上記音響抵抗層が露出していることを特徴とする音響抵抗材。 - 空気遮断層の樹脂は、ポリウレタンである請求項1記載の音響抵抗材。
- 音響抵抗層は、ポリアミド繊維で構成されたメッシュからなる請求項1または2記載の音響抵抗材。
- 空気を遮断して音波を伝達させない空気遮断層と、空気を通過させて音響抵抗として音波を伝達させる音響抵抗層を有する音響抵抗材の製造方法であって、
上記音響抵抗層は、無色透明な繊維からなり、
上記空気遮断層は、有色色素と樹脂とを含有する塗料からなり、
上記音響抵抗層に、上記塗料を塗布する塗布工程と、
上記塗料を固化させて上記空気遮断層にする固化工程と、
上記空気遮断層の一部をレーザー光の照射によって除去する空気遮断層除去工程と、を有することを特徴とする音響抵抗材の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010272416A JP5709496B2 (ja) | 2010-12-07 | 2010-12-07 | 音響抵抗材及び音響抵抗材の製造方法 |
US13/312,053 US8443934B2 (en) | 2010-12-07 | 2011-12-06 | Acoustic resistance member and method for making the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010272416A JP5709496B2 (ja) | 2010-12-07 | 2010-12-07 | 音響抵抗材及び音響抵抗材の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012124641A JP2012124641A (ja) | 2012-06-28 |
JP5709496B2 true JP5709496B2 (ja) | 2015-04-30 |
Family
ID=46161174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010272416A Expired - Fee Related JP5709496B2 (ja) | 2010-12-07 | 2010-12-07 | 音響抵抗材及び音響抵抗材の製造方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8443934B2 (ja) |
JP (1) | JP5709496B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9038773B2 (en) * | 2012-08-20 | 2015-05-26 | W. L. Gore & Associates, Inc. | Acoustic cover assembly |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US953557A (en) * | 1909-09-21 | 1910-03-29 | Edward P Shepard | Sound-modifier for talking-machines. |
US3930560A (en) * | 1974-07-15 | 1976-01-06 | Industrial Research Products, Inc. | Damping element |
US4525817A (en) * | 1982-08-27 | 1985-06-25 | Nippon Gakki Seizo Kabushiki Kaisha | Acoustic resistor in an electroacoustic transducer |
JPS5939195A (ja) * | 1982-08-27 | 1984-03-03 | Nippon Gakki Seizo Kk | 電気音響変換器における音響抵抗装置 |
JPS5938800A (ja) * | 1982-08-27 | 1984-03-02 | ヤマハ株式会社 | 音響抵抗体及びその製造方法 |
US4887693A (en) * | 1987-06-24 | 1989-12-19 | Shure Brothers, Inc. | Wind and breath noise protector for microphones |
DE8713369U1 (de) * | 1987-10-05 | 1989-02-09 | Siemens AG, 1000 Berlin und 8000 München | Vorrichtung zum Verschließen von Öffnungen an Hörgeräten oder Ohrpaßstücken für Hörgeräte |
US4975966A (en) * | 1989-08-24 | 1990-12-04 | Bose Corporation | Reducing microphone puff noise |
JP2932718B2 (ja) * | 1991-02-21 | 1999-08-09 | 松下電器産業株式会社 | 圧電受話器 |
US5828012A (en) * | 1996-05-31 | 1998-10-27 | W. L. Gore & Associates, Inc. | Protective cover assembly having enhanced acoustical characteristics |
AU2001243252A1 (en) * | 2000-02-24 | 2001-09-03 | Knowles Electronics, Llc. | Acoustic transducer with improved acoustic damper |
US6666295B2 (en) * | 2001-01-23 | 2003-12-23 | Etymotic Research, Inc. | Acoustic resistor for hearing improvement and audiometric applications, and method of making same |
JP2003230195A (ja) * | 2002-02-06 | 2003-08-15 | Hosiden Corp | エレクトレットコンデンサマイクロホン |
US6932187B2 (en) * | 2003-10-14 | 2005-08-23 | Gore Enterprise Holdings, Inc. | Protective acoustic cover assembly |
US20060090955A1 (en) * | 2004-11-04 | 2006-05-04 | George Cardas | Microphone diaphragms defined by logarithmic curves and microphones for use therewith |
US8122996B2 (en) * | 2006-12-22 | 2012-02-28 | Panasonic Corporation | Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
JP2009145694A (ja) * | 2007-12-14 | 2009-07-02 | Kaneka Corp | 車両用吸音基材及びその製造方法 |
-
2010
- 2010-12-07 JP JP2010272416A patent/JP5709496B2/ja not_active Expired - Fee Related
-
2011
- 2011-12-06 US US13/312,053 patent/US8443934B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US8443934B2 (en) | 2013-05-21 |
US20120138385A1 (en) | 2012-06-07 |
JP2012124641A (ja) | 2012-06-28 |
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