NO132745C - ELECTROACUSTIC CONVERTER - Google Patents

ELECTROACUSTIC CONVERTER

Info

Publication number
NO132745C
NO132745C NO2515/73A NO251573A NO132745C NO 132745 C NO132745 C NO 132745C NO 2515/73 A NO2515/73 A NO 2515/73A NO 251573 A NO251573 A NO 251573A NO 132745 C NO132745 C NO 132745C
Authority
NO
Norway
Prior art keywords
electroacustic
converter
electroacustic converter
Prior art date
Application number
NO2515/73A
Other languages
Norwegian (no)
Other versions
NO132745B (en
Inventor
Palle-Finn Beer
Original Assignee
Beer Palle Finn
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 Beer Palle Finn filed Critical Beer Palle Finn
Publication of NO132745B publication Critical patent/NO132745B/no
Publication of NO132745C publication Critical patent/NO132745C/en

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
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
NO2515/73A 1972-06-20 1973-06-18 ELECTROACUSTIC CONVERTER NO132745C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08109/72A SE363956B (en) 1972-06-20 1972-06-20

Publications (2)

Publication Number Publication Date
NO132745B NO132745B (en) 1975-09-15
NO132745C true NO132745C (en) 1983-12-28

Family

ID=20273169

Family Applications (1)

Application Number Title Priority Date Filing Date
NO2515/73A NO132745C (en) 1972-06-20 1973-06-18 ELECTROACUSTIC CONVERTER

Country Status (6)

Country Link
US (1) US3919498A (en)
JP (2) JPS4986016A (en)
DE (2) DE2331037B2 (en)
GB (1) GB1418360A (en)
NO (1) NO132745C (en)
SE (1) SE363956B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51141619A (en) * 1975-05-31 1976-12-06 Dainippon Printing Co Ltd Energy converting apparatus of flat type
JPS5223529U (en) * 1975-08-06 1977-02-18
US4037061A (en) * 1975-11-13 1977-07-19 Electro Audio Dynamics, Inc. Planar pattern voice coil audio transducer
JPS52123227A (en) * 1976-04-08 1977-10-17 Sharp Corp Speaker
JPS52127325A (en) * 1976-04-19 1977-10-25 Seikosha Kk Speaker
JPS5542557Y2 (en) * 1976-04-19 1980-10-06
DE2836937B2 (en) * 1977-08-31 1981-06-25 AKG Akustische u. Kino-Geräte GmbH, Wien headphones
JPS581040Y2 (en) * 1978-01-12 1983-01-08 山水電気株式会社 Electrodynamic Microphone
JPS587757Y2 (en) * 1978-02-25 1983-02-10 澤藤 正 Planar drive electric-acoustic mutual converter
US4276449A (en) * 1978-06-01 1981-06-30 Tadashi Sawafuji Speaker or microphone having corrugated diaphragm with conductors thereon
JPS5533392A (en) * 1979-06-05 1980-03-08 Tadashi Sawafuji Electroacoustic converter
US4413161A (en) * 1980-02-09 1983-11-01 Nippon Gakki Seizo Kabushiki Kaisha Electro-acoustic transducer
US4384173A (en) * 1980-08-01 1983-05-17 Granus Corporation Electromagnetic planar diaphragm transducer
FR2488765A1 (en) * 1980-08-13 1982-02-19 Telephonie Ind Commerciale Electrodynamic transducer usable as loudspeaker or microphone - has coil formed as printed circuit group of spirals on both faces of membrane above alternating concentric magnetic poles
GB2154096A (en) * 1984-02-08 1985-08-29 Chien Yuan Liu Loudspeaker
NL8501166A (en) * 1985-04-23 1986-11-17 Philips Nv ELECTRO-DYNAMIC CONVERTER OF THE ISO PHASE OR TIRE TYPE.
JP2624291B2 (en) * 1988-04-08 1997-06-25 松下電器産業株式会社 Far infrared heater
US5123053A (en) * 1990-07-11 1992-06-16 Harman International Industries, Incorporated Loudspeaker suspension
JP2524440B2 (en) * 1991-08-22 1996-08-14 恭子 溝口 Food storage container
DK0775432T3 (en) * 1994-02-11 1999-01-18 Kirk Acoustics As Electrodynamic transducer
US6154557A (en) * 1998-05-21 2000-11-28 Sonigistix Corporation Acoustic transducer with selective driving force distribution
US6600399B1 (en) 2002-02-05 2003-07-29 Roland Pierre Trandafir Transducer motor/generator assembly
KR100645442B1 (en) * 2005-07-25 2006-11-14 삼성전자주식회사 Method for generating color halftone screen and system therof
US20070154049A1 (en) * 2006-01-05 2007-07-05 Igor Levitsky Transducer, headphone and method for reducing noise
US7726193B2 (en) * 2007-09-27 2010-06-01 Baker Hughes Incorporated Electromagnetic acoustic transducer with cross-talk elimination
US8345895B2 (en) * 2008-07-25 2013-01-01 United Microelectronics Corp. Diaphragm of MEMS electroacoustic transducer
UA120313C2 (en) 2018-02-16 2019-11-11 Павло Олегович Шиманович ELECTROACOUSTIC CONVERTER FOR HEADPHONES

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB262910A (en) * 1925-11-21 1926-12-23 Edward Alfred Graham Improvements in or relating to telephone transmitters and receivers
AT128194B (en) * 1929-07-18 1932-05-10 Aeg Membrane for recording and reproducing acoustic vibrations.
NL236904A (en) * 1958-03-07
US3139490A (en) * 1958-10-15 1964-06-30 Lyons Philip Daniel Sound reproducing and recording device
US3141071A (en) * 1960-07-18 1964-07-14 Rosen Alfred H Full range electroacoustic transducers
NL274947A (en) * 1961-02-20
US3283086A (en) * 1963-06-17 1966-11-01 Willis F Evans Versatile extensive area sound reproducer or audio transducer

Also Published As

Publication number Publication date
NO132745B (en) 1975-09-15
JPS5723394A (en) 1982-02-06
DE2331037B2 (en) 1979-09-20
GB1418360A (en) 1975-12-17
US3919498A (en) 1975-11-11
DE7322737U (en) 1978-05-18
SE363956B (en) 1974-02-04
JPS609398B2 (en) 1985-03-09
JPS4986016A (en) 1974-08-17
DE2331037A1 (en) 1974-01-10

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