SE458412B - Elektroakustisk omvandlare med membran och elektromagnetiskt manoevreringsdon, varvid manoevreringsdonet aer kopplat till membranet via en haevstaangsmekanism - Google Patents

Elektroakustisk omvandlare med membran och elektromagnetiskt manoevreringsdon, varvid manoevreringsdonet aer kopplat till membranet via en haevstaangsmekanism

Info

Publication number
SE458412B
SE458412B SE8303520A SE8303520A SE458412B SE 458412 B SE458412 B SE 458412B SE 8303520 A SE8303520 A SE 8303520A SE 8303520 A SE8303520 A SE 8303520A SE 458412 B SE458412 B SE 458412B
Authority
SE
Sweden
Prior art keywords
diaphragm
bellows
rotatable element
lever
rotatable
Prior art date
Application number
SE8303520A
Other languages
English (en)
Swedish (sv)
Other versions
SE8303520D0 (sv
SE8303520L (sv
Inventor
J A M Nieuwendijk
G B J Sanders
Dijk C D Vand
A J M Kaizer
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE8303520D0 publication Critical patent/SE8303520D0/xx
Publication of SE8303520L publication Critical patent/SE8303520L/xx
Publication of SE458412B publication Critical patent/SE458412B/sv

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • 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
    • 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
    • H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms And Bellows (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
SE8303520A 1982-06-23 1983-06-20 Elektroakustisk omvandlare med membran och elektromagnetiskt manoevreringsdon, varvid manoevreringsdonet aer kopplat till membranet via en haevstaangsmekanism SE458412B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8202529A NL8202529A (nl) 1982-06-23 1982-06-23 Elektro-akoestische omzetter met een lange slag.

Publications (3)

Publication Number Publication Date
SE8303520D0 SE8303520D0 (sv) 1983-06-20
SE8303520L SE8303520L (sv) 1983-12-24
SE458412B true SE458412B (sv) 1989-03-20

Family

ID=19839923

Family Applications (2)

Application Number Title Priority Date Filing Date
SE8303520A SE458412B (sv) 1982-06-23 1983-06-20 Elektroakustisk omvandlare med membran och elektromagnetiskt manoevreringsdon, varvid manoevreringsdonet aer kopplat till membranet via en haevstaangsmekanism
SE8705169A SE458491B (sv) 1982-06-23 1987-12-28 Elektroakustisk omvandlare innefattande ett membran och en eftergivlig sick-sack-baelg, varvid baelgen aer foersedd med ett foerstyvningsorgan

Family Applications After (1)

Application Number Title Priority Date Filing Date
SE8705169A SE458491B (sv) 1982-06-23 1987-12-28 Elektroakustisk omvandlare innefattande ett membran och en eftergivlig sick-sack-baelg, varvid baelgen aer foersedd med ett foerstyvningsorgan

Country Status (11)

Country Link
US (1) US4547631A (de)
JP (1) JPS596699A (de)
KR (1) KR890000106B1 (de)
AU (2) AU561273B2 (de)
CA (1) CA1211833A (de)
DE (1) DE3321278A1 (de)
DK (1) DK283183A (de)
FR (1) FR2529427B1 (de)
GB (2) GB2122453B (de)
NL (1) NL8202529A (de)
SE (2) SE458412B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3603537A1 (de) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh Breitbandlautsprecher
CA2023142A1 (en) * 1989-08-23 1991-02-24 Roman Sapiejewski High compliance headphone driving
US5282858A (en) * 1991-06-17 1994-02-01 American Cyanamid Company Hermetically sealed implantable transducer
WO1993007729A1 (en) * 1991-10-02 1993-04-15 Noise Cancellation Technologies, Inc. Vacuum speaker
GB9215222D0 (en) * 1992-07-17 1992-09-02 Electro Acoustic Ind Ltd Loudspeaker
DE4228957C2 (de) * 1992-08-31 1994-07-21 Martin Hauck Zentriereinrichtung für Lautsprecher
US5418860A (en) * 1993-05-10 1995-05-23 Aura Systems, Inc. Voice coil excursion and amplitude gain control device
GB9407101D0 (en) * 1994-04-09 1994-06-01 Harman Motive Ltd A modular tweeter
DE4419249A1 (de) * 1994-06-01 1995-12-07 Nokia Deutschland Gmbh Lautsprecher
US5748759A (en) * 1995-04-05 1998-05-05 Carver Corporation Loud speaker structure
GB2315185A (en) * 1996-07-09 1998-01-21 B & W Loudspeakers Diaphragm surrounds for loudspeaker drive units
AT405997B (de) 1997-04-30 2000-01-25 Akg Acoustics Gmbh Elektroakustischer wandler
US5993376A (en) * 1997-08-07 1999-11-30 St. Croix Medical, Inc. Electromagnetic input transducers for middle ear sensing
US6782112B1 (en) 1997-10-02 2004-08-24 Earl R. Geddes Low frequency transducer enclosure
DE10316946A1 (de) * 2003-04-12 2004-10-21 Daimlerchrysler Ag Vorrichtung und Verfahren zur Dämpfung von Druckschwingungen in Hydraulikleitungen
US20080247595A1 (en) * 2005-03-01 2008-10-09 Todd Henry Electromagnetic lever diaphragm audio transducer
CA2600015A1 (en) * 2005-03-01 2006-09-08 Todd Henry Electromagnetic lever diaphragm audio transducer
JP4993755B2 (ja) * 2008-03-18 2012-08-08 日産自動車株式会社 吸気音発生装置
US8295536B2 (en) 2010-03-31 2012-10-23 Bose Corporation Moving magnet levered loudspeaker
US8295537B2 (en) * 2010-03-31 2012-10-23 Bose Corporation Loudspeaker moment and torque balancing
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
US9055370B2 (en) 2012-08-31 2015-06-09 Bose Corporation Vibration-reducing passive radiators
US20150328960A1 (en) * 2014-05-15 2015-11-19 GM Global Technology Operations LLC Hvac vent utilizing vortex ring air flow
US11184712B2 (en) 2015-05-19 2021-11-23 Bose Corporation Dual-field single-voice-coil transducer
US10499158B2 (en) 2015-05-19 2019-12-03 Bose Corporation Electro-acoustic transducer with radiating acoustic seal and stacked magnetic circuit assembly
US9641938B2 (en) * 2015-05-21 2017-05-02 Bose Corporation Electro-acoustic transducer with radiating acoustic seal and stacked magnetic circuit assembly
CN109218926A (zh) * 2017-07-07 2019-01-15 迪芬尼香港有限公司 动圈式扬声器的悬挂系统及扬声器
KR20210146885A (ko) * 2019-02-07 2021-12-06 메이츠 홀딩 비.브이. 인라인 댐퍼 벨로우즈 이중 대향 드라이버 스피커
CN110805645B (zh) * 2019-11-18 2021-01-12 哈尔滨工业大学 一种柔性支撑电磁式准零刚度隔振装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1679194A (en) * 1922-06-20 1928-07-31 Pathe Phonograph & Radio Corp Radio receiving apparatus
US1551105A (en) * 1925-03-02 1925-08-25 Harvey C Hayes Sound reproducer
GB253529A (en) * 1925-06-09 1926-10-21 Marconi Wireless Telegraph Co Improvements in or relating to electric-acoustic systems
US1823512A (en) * 1927-10-22 1931-09-15 Rca Corp Loud speaker
US2078469A (en) * 1928-09-15 1937-04-27 Rca Corp Loudspeaker
GB361464A (en) * 1930-09-09 1931-11-26 Sidney George Brown Improvements in or relating to electrical apparatus such as sound reproducing or transmitting instruments, telephone or telegraphic relays, or the like
US1844605A (en) * 1930-10-13 1932-02-09 Gen Motors Radio Corp Acoustic device
US3185767A (en) * 1960-10-10 1965-05-25 Rca Corp Loudspeakers
US3578921A (en) * 1970-01-26 1971-05-18 Sonotone Corp Miniature multiple-diaphragm acoustic mechanoelectric transducer device
US3947647A (en) * 1974-03-21 1976-03-30 E. F. Johnson Company Microphone having improved transducer support
US4246447A (en) * 1979-05-29 1981-01-20 Iec Electronics Corporation Piezoelectric transducer drive
US4345118A (en) * 1979-06-22 1982-08-17 Daiwa Shinku Corporation Quartz tuning fork electro-acoustic transducer
EP0039740B1 (de) * 1979-11-09 1985-06-26 Matsushita Electric Industrial Co., Ltd. Lautsprecher
NL7908896A (nl) * 1979-12-11 1981-07-01 Philips Nv Een mechanisch filter voor een elektrodynamische omzetter.
JPS56131298A (en) * 1980-03-17 1981-10-14 Matsushita Electric Ind Co Ltd Dynamic speaker

Also Published As

Publication number Publication date
AU561327B2 (en) 1987-05-07
DE3321278A1 (de) 1983-12-29
SE8303520D0 (sv) 1983-06-20
DK283183D0 (da) 1983-06-20
SE458491B (sv) 1989-04-03
GB2122453B (en) 1986-01-08
US4547631A (en) 1985-10-15
SE8705169D0 (sv) 1987-12-28
JPS596699A (ja) 1984-01-13
FR2529427A1 (fr) 1983-12-30
GB2153629A (en) 1985-08-21
NL8202529A (nl) 1984-01-16
GB2122453A (en) 1984-01-11
GB2153629B (en) 1986-01-02
DK283183A (da) 1983-12-24
FR2529427B1 (fr) 1986-12-12
GB8316752D0 (en) 1983-07-20
KR890000106B1 (ko) 1989-03-07
AU561273B2 (en) 1987-05-07
AU1597883A (en) 1984-01-05
AU6114786A (en) 1986-12-18
CA1211833A (en) 1986-09-23
SE8705169L (sv) 1987-12-28
SE8303520L (sv) 1983-12-24
GB8505068D0 (en) 1985-03-27
KR840005297A (ko) 1984-11-05

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