HK1019987A1 - Loudspeaker drive units - Google Patents

Loudspeaker drive units

Info

Publication number
HK1019987A1
HK1019987A1 HK99105163A HK99105163A HK1019987A1 HK 1019987 A1 HK1019987 A1 HK 1019987A1 HK 99105163 A HK99105163 A HK 99105163A HK 99105163 A HK99105163 A HK 99105163A HK 1019987 A1 HK1019987 A1 HK 1019987A1
Authority
HK
Hong Kong
Prior art keywords
drive units
loudspeaker drive
loudspeaker
units
drive
Prior art date
Application number
HK99105163A
Other languages
English (en)
Inventor
Peter Alexander Fryer
Stuart Michael Nevill
Stephen Philip Barnham Roe
Original Assignee
B & W Loudspeaker Ltd
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
Priority claimed from GBGB9614395.3A external-priority patent/GB9614395D0/en
Application filed by B & W Loudspeaker Ltd filed Critical B & W Loudspeaker Ltd
Publication of HK1019987A1 publication Critical patent/HK1019987A1/xx

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
    • 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
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
HK99105163A 1996-07-09 1999-11-10 Loudspeaker drive units HK1019987A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9614395.3A GB9614395D0 (en) 1996-07-09 1996-07-09 Loudspeaker drive units
GB9708874A GB2315185A (en) 1996-07-09 1997-04-30 Diaphragm surrounds for loudspeaker drive units
PCT/GB1997/001773 WO1998002016A2 (en) 1996-07-09 1997-07-02 Loudspeaker drive unit

Publications (1)

Publication Number Publication Date
HK1019987A1 true HK1019987A1 (en) 2000-03-03

Family

ID=26309670

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99105163A HK1019987A1 (en) 1996-07-09 1999-11-10 Loudspeaker drive units

Country Status (7)

Country Link
US (1) US6219432B1 (xx)
EP (1) EP0920785B1 (xx)
JP (1) JP2000514268A (xx)
DE (1) DE69724795T2 (xx)
GB (1) GB2315185A (xx)
HK (1) HK1019987A1 (xx)
WO (1) WO1998002016A2 (xx)

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ATE251833T1 (de) * 1998-02-17 2003-10-15 Koninkl Philips Electronics Nv Elektroakustischer wandler und membran für elektroakustischen wandler
US6647122B1 (en) * 1998-09-28 2003-11-11 Pioneer Electronics Technology, Inc. Loudspeaker drive unit
NL1011733C1 (nl) * 1999-04-06 2000-10-09 Microtronic Nederland Bv Elektroakoestische transducent met een membraan en werkwijze voor het bevestigen van een membraan in een dergelijke transducent.
DE19925787C1 (de) * 1999-06-05 2000-12-21 Roehm Gmbh Verfahren zur Herstellung von Membranen für elektroakustische Wandler sowie Membranen
GB9925595D0 (en) * 1999-10-28 1999-12-29 Goodmans Loudspeakers Limited Loudspeaker
GB2359440A (en) * 2000-02-17 2001-08-22 Goodmans Loudspeakers Ltd Stiffening flange for a conical loudspeaker diaphragm
US6612399B1 (en) * 2001-03-02 2003-09-02 The United States Of America As Represented By The Secretary Of The Navy Lightweight low frequency loudspeaker for active noise control
GB2377849A (en) 2001-07-21 2003-01-22 Kh Technology Corp Loudspeaker drive units with smooth transition to surround
CN2607708Y (zh) * 2003-02-17 2004-03-24 杨炼 无悬边活塞式振动扬声器
EP1611769A2 (en) * 2003-04-04 2006-01-04 Audio Products International Corp. Outdoor loudspeaker with passive radiator
US7568552B2 (en) 2004-01-15 2009-08-04 Bose Corporation Acoustic passive radiator rocking mode reducing
US8189803B2 (en) 2004-06-15 2012-05-29 Bose Corporation Noise reduction headset
US8385580B2 (en) * 2006-08-31 2013-02-26 Adamson Systems Engineering Inc. High power low frequency transducers and method of assembly
US20090028369A1 (en) * 2007-07-23 2009-01-29 Reinhardt Jack K Inflatable speaker roll
JP4993755B2 (ja) * 2008-03-18 2012-08-08 日産自動車株式会社 吸気音発生装置
US8261873B2 (en) * 2008-12-08 2012-09-11 Baker Hughes Incorporated Electromagnetic linear drive source for logging-while-drilling/wireline acoustic applications
JP2010141540A (ja) * 2008-12-11 2010-06-24 Taisei Corp 音波発信器
US20100172537A1 (en) * 2008-12-31 2010-07-08 Jack Blaine Campbell Loudspeaker with rear surround support
FR2955446B1 (fr) * 2010-01-15 2015-06-05 Phl Audio Transducteur electrodynamique a dome et suspension flottante
US8442259B2 (en) * 2010-06-04 2013-05-14 Beats Electronics, Llc System for vibration confinement
JP5639794B2 (ja) * 2010-06-23 2014-12-10 株式会社マーレ フィルターシステムズ 内燃機関の吸気音発生装置
US8540049B2 (en) * 2010-12-23 2013-09-24 Bose Corporation Acoustic diaphragm suspending
EP2721838A2 (en) * 2011-06-20 2014-04-23 GETTOP Europe R&D ApS Miniature suspension member
US8995679B2 (en) 2011-12-13 2015-03-31 Bose Corporation Power supply voltage-based headset function control
US8397861B1 (en) * 2012-03-02 2013-03-19 Bose Corporation Diaphragm surround
US9049513B2 (en) 2012-09-18 2015-06-02 Bose Corporation Headset power source managing
GB201513555D0 (en) * 2015-07-31 2015-09-16 Pss Belgium Nv Audio system
GB2543322A (en) * 2015-10-14 2017-04-19 Music Group Ip Ltd Loudspeaker
CN207652679U (zh) * 2017-07-07 2018-07-24 迪芬尼香港有限公司 动圈式扬声器的悬挂系统及扬声器
CN208386924U (zh) * 2018-05-07 2019-01-15 惠州超声音响有限公司 一种具有隐藏式折环的扬声器

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US3095941A (en) * 1957-05-09 1963-07-02 Fauthal A Hassan Loud speaker construction
GB1270033A (en) * 1968-11-19 1972-04-12 Nippon Musical Instruments Mfg Louspeaker
US3684052A (en) * 1970-02-13 1972-08-15 Hiromi Sotome Suspension for loudspeaker
US3862376A (en) 1973-01-19 1975-01-21 Stanley F White Cone construction for loudspeaker
GB1491080A (en) * 1975-03-15 1977-11-09 B & W Loudspeakers Loudspeakers
GB1563511A (en) * 1976-03-19 1980-03-26 Harwood H Diaphragms for electroacoustic transducers
GB1604934A (en) * 1978-05-30 1981-12-16 Mordaunt Short Ltd Loudspeaker cone terminations and their formation
JPS5778299A (en) * 1980-10-31 1982-05-15 Houyuu Gomme Kk Diaphragm for speaker
EP0093736A1 (en) 1981-11-17 1983-11-16 Linn Products Limited Loudspeaker assembly
US4433214A (en) 1981-12-24 1984-02-21 Motorola, Inc. Acoustical transducer with a slotted piston suspension
NL8200690A (nl) * 1982-02-22 1983-09-16 Philips Nv Luidsprekermembraan bevattende een laag van polymethacrylimideschuim.
NL8202529A (nl) 1982-06-23 1984-01-16 Philips Nv Elektro-akoestische omzetter met een lange slag.
JPS5994996A (ja) * 1982-11-19 1984-05-31 Matsushita Electric Ind Co Ltd 動電形スピ−カ
JPS59108500A (ja) * 1982-12-14 1984-06-22 Matsushita Electric Ind Co Ltd 動電形スピ−カ
JPS60192497A (ja) * 1984-03-14 1985-09-30 Mitsubishi Electric Corp スピ−カ−
JPS61195100A (ja) * 1985-02-25 1986-08-29 Sanon Kk スピ−カ用エツジ
GB2182823A (en) * 1985-11-07 1987-05-20 Midlen Trading Corp Diaphragm and driver for a loudspeaker
DE3603537A1 (de) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh Breitbandlautsprecher
EP0492914A3 (en) * 1990-12-20 1992-10-21 Leach, Patrick Arthur Loudspeaker cone and surround assembly
JP2943463B2 (ja) * 1991-12-04 1999-08-30 松下電器産業株式会社 スピーカ
JPH0715791A (ja) 1993-06-21 1995-01-17 Matsushita Electric Ind Co Ltd スピーカ
JP3399073B2 (ja) * 1994-01-31 2003-04-21 松下電器産業株式会社 スピーカ
US5608810A (en) * 1994-09-02 1997-03-04 Velodyne Acoustics, Inc. Loudspeaker structure

Also Published As

Publication number Publication date
GB2315185A (en) 1998-01-21
JP2000514268A (ja) 2000-10-24
DE69724795T2 (de) 2004-07-15
DE69724795D1 (de) 2003-10-16
WO1998002016A3 (en) 1998-05-14
EP0920785B1 (en) 2003-09-10
GB9708874D0 (en) 1997-06-25
US6219432B1 (en) 2001-04-17
EP0920785A2 (en) 1999-06-09
WO1998002016A2 (en) 1998-01-15

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20170701