DE69823567D1 - Geräuschdämpfer - Google Patents

Geräuschdämpfer

Info

Publication number
DE69823567D1
DE69823567D1 DE69823567T DE69823567T DE69823567D1 DE 69823567 D1 DE69823567 D1 DE 69823567D1 DE 69823567 T DE69823567 T DE 69823567T DE 69823567 T DE69823567 T DE 69823567T DE 69823567 D1 DE69823567 D1 DE 69823567D1
Authority
DE
Germany
Prior art keywords
silencer
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
Application number
DE69823567T
Other languages
English (en)
Other versions
DE69823567T2 (de
Inventor
Finn Arnold
Stephen R O'dea
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.)
Bose Corp
Original Assignee
Bose Corp
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 by Bose Corp filed Critical Bose Corp
Publication of DE69823567D1 publication Critical patent/DE69823567D1/de
Application granted granted Critical
Publication of DE69823567T2 publication Critical patent/DE69823567T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
    • 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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Motor Or Generator Frames (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DE69823567T 1997-01-23 1998-01-22 Geräuschdämpfer Expired - Fee Related DE69823567T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/788,906 US5792999A (en) 1997-01-23 1997-01-23 Noise attenuating in ported enclosure
US788906 1997-01-23

Publications (2)

Publication Number Publication Date
DE69823567D1 true DE69823567D1 (de) 2004-06-09
DE69823567T2 DE69823567T2 (de) 2005-05-19

Family

ID=25145952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69823567T Expired - Fee Related DE69823567T2 (de) 1997-01-23 1998-01-22 Geräuschdämpfer

Country Status (4)

Country Link
US (1) US5792999A (de)
EP (1) EP0855846B1 (de)
JP (1) JPH10254451A (de)
DE (1) DE69823567T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11220783A (ja) * 1998-01-29 1999-08-10 Nec Corp 放熱孔付スピーカ及びそれを用いた電気機器
JP2001021609A (ja) * 1999-07-07 2001-01-26 Mitsubishi Electric Corp 半導体集積回路の検査方法
US6837333B2 (en) 2001-04-05 2005-01-04 Community Light And Sound, Inc. Loudspeaker system with forced air circulation and control circuit therefor
US6390231B1 (en) * 2001-05-08 2002-05-21 Community Professional Loudspeakers Loudspeaker with directed airflow cooling
US7463744B2 (en) * 2003-10-31 2008-12-09 Bose Corporation Porting
JP3874117B2 (ja) * 2004-03-23 2007-01-31 ソニー株式会社 スピーカーユニットを搭載した電子機器
US7762373B2 (en) * 2005-05-25 2010-07-27 Sony Corporation Fan noise control apparatus
US8699737B2 (en) * 2006-05-05 2014-04-15 Meyer Sound Laboratories, Incorporated Cooling system for loudspeaker transducers
JP2008090931A (ja) * 2006-10-02 2008-04-17 Sony Corp 電子機器及び電子機器の防音方法
CN102006542B (zh) * 2009-08-28 2014-03-26 清华大学 发声装置
JP5697130B2 (ja) * 2010-04-05 2015-04-08 国立大学法人九州大学 超低周波音低減装置及びその超低周波音低減装置を備えた防音ハウス
US8561756B2 (en) 2012-02-17 2013-10-22 Bose Corporation Acoustic ports aligned to create free convective airflow
US8798308B2 (en) 2012-02-21 2014-08-05 Bose Corporation Convective airflow using a passive radiator
TW201612893A (en) * 2014-09-16 2016-04-01 Acer Inc Electronic device
CN106812728B (zh) * 2015-11-27 2019-04-16 英业达科技有限公司 散热风扇装置
CN108089674A (zh) * 2016-11-22 2018-05-29 英业达科技有限公司 散热风扇装置及音量调整方法
CN106792335B (zh) * 2017-01-05 2019-09-06 联想(北京)有限公司 一种电子设备
US10425739B2 (en) * 2017-10-03 2019-09-24 Bose Corporation Acoustic deflector with convective cooling
CN111550899B (zh) * 2020-05-07 2023-08-15 宋彦震 自适应调速消除空调共振的控制方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778551A (en) * 1969-01-17 1973-12-11 Chicago Musical Instr Co Air cooled audio amplifier assembly
JPS571500Y2 (de) * 1977-06-08 1982-01-11
US4201274A (en) * 1978-11-20 1980-05-06 Carlton Christopher F Symmetrical speaker having structural reinforcing ports
US4549631A (en) * 1983-10-24 1985-10-29 Bose Corporation Multiple porting loudspeaker systems
US4624338A (en) * 1985-02-01 1986-11-25 Electro-Voice, Incorporated Loudspeaker enclosure for a vibrating diaphragm loudspeaker
JPS6374297A (ja) * 1986-09-17 1988-04-04 Mitsubishi Electric Corp スピ−カ−システム
US4811403A (en) * 1987-06-10 1989-03-07 U.S. Sound, Inc. Ultralight loudspeaker enclosures
US4843624A (en) * 1988-01-13 1989-06-27 Rashak Enclosures Portable enclosure system for audio equipment
JPH06501354A (ja) * 1990-10-09 1994-02-10 スタージェ・アコムパニー・ベスローテン・フェンノートシャップ 冷却装置を備えたダイナミックラウドスピーカ
FR2668015B1 (fr) * 1990-10-16 1993-07-30 Piccfaluga Pierre Procede pour ameliorer la qualite de la restitution d'une ambiance sonore, et appareil de mise en óoeuvre comportant au moins un haut-parleur emettant dans trois directions.
US5092424A (en) * 1990-12-03 1992-03-03 Bose Corporation Electroacoustical transducing with at least three cascaded subchambers
EP0589516A3 (en) * 1992-09-23 1995-09-20 Koninkl Philips Electronics Nv Silencer arrangement for combustion engines
US5340275A (en) * 1993-08-02 1994-08-23 Foster Wheeler Energy Corporation Rotary throat cutoff device and method for reducing centrifugal fan noise
JP3288510B2 (ja) * 1993-12-22 2002-06-04 株式会社リコー 消音装置
US5533132A (en) * 1995-01-23 1996-07-02 Jbl Incorporated Loudspeaker thermal management structure
US5547272A (en) * 1995-04-24 1996-08-20 At&T Global Information Solutions Company Modular cabinet bezel

Also Published As

Publication number Publication date
EP0855846A2 (de) 1998-07-29
EP0855846A3 (de) 1999-06-16
JPH10254451A (ja) 1998-09-25
EP0855846B1 (de) 2004-05-06
US5792999A (en) 1998-08-11
DE69823567T2 (de) 2005-05-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee