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DK68386D0 - Hoejttaler - Google Patents

Hoejttaler

Info

Publication number
DK68386D0
DK68386D0 DK68386A DK68386A DK68386D0 DK 68386 D0 DK68386 D0 DK 68386D0 DK 68386 A DK68386 A DK 68386A DK 68386 A DK68386 A DK 68386A DK 68386 D0 DK68386 D0 DK 68386D0
Authority
DK
Denmark
Prior art keywords
speaker
Prior art date
Application number
DK68386A
Other languages
English (en)
Other versions
DK68386A (da
Inventor
John Strohbeen
Original Assignee
John Strohbeen
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 John Strohbeen filed Critical John Strohbeen
Publication of DK68386D0 publication Critical patent/DK68386D0/da
Publication of DK68386A publication Critical patent/DK68386A/da

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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
DK68386A 1984-06-14 1986-02-12 Hoejttaler DK68386A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/620,419 US4590333A (en) 1984-06-14 1984-06-14 Multidriver loudspeaker
PCT/US1985/001113 WO1986000189A1 (en) 1984-06-14 1985-06-13 Multidriver loudspeaker

Publications (2)

Publication Number Publication Date
DK68386D0 true DK68386D0 (da) 1986-02-12
DK68386A DK68386A (da) 1986-02-12

Family

ID=24485864

Family Applications (1)

Application Number Title Priority Date Filing Date
DK68386A DK68386A (da) 1984-06-14 1986-02-12 Hoejttaler

Country Status (10)

Country Link
US (1) US4590333A (da)
EP (1) EP0164942B1 (da)
JP (1) JPS61502578A (da)
AU (1) AU580075B2 (da)
BR (1) BR8506779A (da)
DE (1) DE3584911D1 (da)
DK (1) DK68386A (da)
GB (1) GB2160389B (da)
IN (1) IN163556B (da)
WO (1) WO1986000189A1 (da)

Families Citing this family (32)

* 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
US4727586A (en) * 1986-07-14 1988-02-23 Johnson Charles A High fidelity speaker system and assembly
US5548657A (en) * 1988-05-09 1996-08-20 Kef Audio (Uk) Limited Compound loudspeaker drive unit
GB2230258B (en) * 1989-04-14 1993-10-20 Gen Electric Consolidated member and method and preform for making
US5062139A (en) * 1989-06-05 1991-10-29 Christensen Eugene J Coaxial loud speaker system
WO1991016798A1 (en) * 1990-04-25 1991-10-31 Linaeum Corporation Audio transducer system
US5249237A (en) * 1991-05-31 1993-09-28 Linaeum Corporation Audio transducer improvements
US5230021A (en) * 1991-05-31 1993-07-20 Linaeum Corporation Audio transducer improvements
DE4241212A1 (de) * 1992-12-08 1994-06-09 Nokia Deutschland Gmbh Schwingspulenkontaktierung für Lautsprecher
ATE205040T1 (de) * 1994-06-01 2001-09-15 Harman Audio Electronic Sys Lautsprecher
JP3494711B2 (ja) * 1994-09-05 2004-02-09 パイオニア株式会社 高音再生用スピーカ装置及びその製造方法
AU7031596A (en) 1995-10-27 1997-05-01 Harman International Industries Incorporated Multiple cone transducer
JPH11275678A (ja) * 1998-03-25 1999-10-08 Sony Corp スピーカ装置
US6647122B1 (en) 1998-09-28 2003-11-11 Pioneer Electronics Technology, Inc. Loudspeaker drive unit
CA2352732A1 (en) * 2000-07-11 2002-01-11 Philip Jeffrey Anthony Compound loudspeaker drive unit having a magnet system
GB2364847B (en) * 2000-07-11 2004-10-13 Kef Audio Compound loudspeaker having a magnet system
US7551749B2 (en) * 2002-08-23 2009-06-23 Bose Corporation Baffle vibration reducing
US6963651B2 (en) * 2003-09-30 2005-11-08 Meiloon Industrial Co., Ltd. Single magnetic circuit dual output speaker
US7947109B2 (en) 2005-10-06 2011-05-24 3M Innovative Properties Company Powered air purifying respirator with battery passivation sensing/correction and method therefor
US8416971B1 (en) 2006-04-05 2013-04-09 Kourosh Salehi Loudspeaker driver
US8175301B2 (en) * 2006-04-05 2012-05-08 Kourosh Salehi Loudspeaker driver
US7515724B2 (en) * 2006-04-05 2009-04-07 Kourosh Salehi Loudspeaker driver
EP2026595B1 (de) * 2007-08-14 2010-03-31 Klaus Reck Koaxiallautsprecher
US8180076B2 (en) * 2008-07-31 2012-05-15 Bose Corporation System and method for reducing baffle vibration
US9036839B2 (en) 2013-06-05 2015-05-19 Harman International Industries, Inc. Multi-way coaxial loudspeaker with magnetic cylinder
US9100733B2 (en) 2013-06-05 2015-08-04 Harman International Industries, Inc. Multi-way coaxial loudspeaker with internal magnet motor and permanent magnet cylinder
US10084410B2 (en) * 2016-12-15 2018-09-25 Bose Corporation Moving magnet motor and transducer with moving magnet motor
TWM610874U (zh) * 2020-12-14 2021-04-21 茂宇科技股份有限公司 同軸駐極體揚聲器
US20250108743A1 (en) * 2022-01-10 2025-04-03 Treves Products,Services & Innovation Headrest for a motor vehicle seat
JP1748252S (ja) * 2023-02-15 2023-07-07 スピーカー
JP1748251S (ja) * 2023-02-15 2023-07-07 スピーカー
JP1748250S (ja) * 2023-02-15 2023-07-07 スピーカー

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR750045A (fr) * 1933-05-16 1933-08-03 Perfectionnements aux haut-parleurs
US2091011A (en) * 1935-08-26 1937-08-24 Reconstruction Finance Corp Sound reproducer
GB560219A (en) * 1943-05-04 1944-03-24 Walter Hewit Allan Improvements in moving coil loud-speakers and microphones and like electro-acoustic apparatus
US2538621A (en) * 1945-04-23 1951-01-16 Bell Telephone Labor Inc Electrodynamic transducer and connector therefor
US2512323A (en) * 1946-09-09 1950-06-20 Radio Frequency Lab Inc Reentrant diaphragm with central closure member
US2775653A (en) * 1950-11-16 1956-12-25 Holmberg & Co Moving coil diaphragms for electrodynamic listening apparatus
US2755343A (en) * 1951-10-05 1956-07-17 Univ Loudspeakers Inc Blast-proof and submergence-proof sound reproducing device
US3055991A (en) * 1955-11-30 1962-09-25 Guss Reuben Loudspeaker
DE1094304B (de) * 1956-01-11 1960-12-08 Peter Grassmann Elektrodynamischer Lautsprecher mit Konusmembran
US2926221A (en) * 1957-11-21 1960-02-23 William A Kagdis Loudspeaker construction
US3239029A (en) * 1960-04-29 1966-03-08 Namon Richard Speaker design
US3250862A (en) * 1963-04-22 1966-05-10 William L Rollins High energy compact permanent magnet assembly for loud speakers
US3350514A (en) * 1964-06-22 1967-10-31 Walter G Finch Radially broadcasting speaker system
US3424873A (en) * 1964-07-15 1969-01-28 Lincoln Walsh Coherent-sound loudspeaker
US3649776A (en) * 1969-07-22 1972-03-14 William D Burton Omnidirectional horn loudspeaker
DE2756301A1 (de) * 1976-12-16 1978-06-22 Rank Organisation Ltd Elektroakustischer wandler
JPS5912237B2 (ja) * 1978-09-29 1984-03-21 三菱電機株式会社 同軸形スピ−カ
DE2900427B1 (de) * 1979-01-08 1979-08-02 Licentia Gmbh Dynamischer Wandler mit einer Schwingspule in einem mit einer magnetischen Fluessigkeit gefuellten Luftspalt
DE2909880C2 (de) * 1979-03-14 1984-09-20 DUAL Gebrüder Steidinger GmbH & Co, 7742 St Georgen Elektrodynamischer Lautsprecher
GB2050755B (en) * 1979-04-10 1983-06-29 Suwa Seikosha Kk Dynamic loudspeaker
US4315112A (en) * 1979-12-12 1982-02-09 Alan Hofer Speaker
DE3002843A1 (de) * 1980-01-26 1981-07-30 Magnetfabrik Bonn Gmbh Vorm. Gewerkschaft Windhorst, 5300 Bonn Doppel-ringspalt-magnetsystem fuer dynamische lautsprecher mit unterschiedlichen frequenzbereichen
JPS5850585B2 (ja) * 1980-07-31 1983-11-11 三菱重工業株式会社 タイヤ成形機用材料供給装置
US4440259A (en) * 1981-08-07 1984-04-03 John Strohbeen Loudspeaker system for producing coherent sound
JPS5850789U (ja) * 1981-09-22 1983-04-06 パイオニア株式会社 車載用複合型スピ−カ
DE3378559D1 (en) * 1982-06-01 1988-12-29 Harman Int Ind Multi-driver-loudspeaker
US4554414A (en) * 1983-04-28 1985-11-19 Harman International Industries Incorporated Multi-driver loudspeaker

Also Published As

Publication number Publication date
GB2160389A (en) 1985-12-18
EP0164942A3 (en) 1987-12-02
IN163556B (da) 1988-10-08
WO1986000189A1 (en) 1986-01-03
DE3584911D1 (de) 1992-01-30
US4590333A (en) 1986-05-20
DK68386A (da) 1986-02-12
AU4433285A (en) 1986-01-10
EP0164942A2 (en) 1985-12-18
GB2160389B (en) 1988-01-27
AU580075B2 (en) 1988-12-22
BR8506779A (pt) 1986-11-25
EP0164942B1 (en) 1991-12-18
GB8513062D0 (en) 1985-06-26
JPS61502578A (ja) 1986-11-06

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment