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FR1329295A - Electro-dynamic magnetic system - Google Patents

Electro-dynamic magnetic system

Info

Publication number
FR1329295A
FR1329295A FR904469A FR904469A FR1329295A FR 1329295 A FR1329295 A FR 1329295A FR 904469 A FR904469 A FR 904469A FR 904469 A FR904469 A FR 904469A FR 1329295 A FR1329295 A FR 1329295A
Authority
FR
France
Prior art keywords
electro
magnetic system
dynamic magnetic
dynamic
magnetic
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
Application number
FR904469A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR904469A priority Critical patent/FR1329295A/en
Application granted granted Critical
Publication of FR1329295A publication Critical patent/FR1329295A/en
Expired 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
    • 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)
FR904469A 1962-07-19 1962-07-19 Electro-dynamic magnetic system Expired FR1329295A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR904469A FR1329295A (en) 1962-07-19 1962-07-19 Electro-dynamic magnetic system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR904469A FR1329295A (en) 1962-07-19 1962-07-19 Electro-dynamic magnetic system

Publications (1)

Publication Number Publication Date
FR1329295A true FR1329295A (en) 1963-06-07

Family

ID=8783528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904469A Expired FR1329295A (en) 1962-07-19 1962-07-19 Electro-dynamic magnetic system

Country Status (1)

Country Link
FR (1) FR1329295A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2137567A1 (en) * 1971-05-07 1972-12-29 Rank Organisation Ltd
US3939312A (en) * 1973-03-13 1976-02-17 Mckay Norman J Pattern voice coil transducer having permanent magnet plates of a single polarity
DE2461280A1 (en) * 1974-12-23 1976-07-01 Foster Electric Co Ltd ELECTROACOUSTIC CONVERTER
FR2427024A1 (en) * 1978-05-22 1979-12-21 Sony Corp ELECTRO-ACOUSTIC TRANSDUCER SUCH AS LOUDSPEAKER
FR2427753A1 (en) * 1978-06-01 1979-12-28 Sawafuji Tadashi ACOUSTIC TRANSDUCERS
US4337379A (en) * 1979-01-16 1982-06-29 Nippon Gakki Seizo Kabushiki Kaisha Planar electrodynamic electroacoustic transducer
EP0113732A1 (en) * 1982-07-19 1984-07-25 CLARKE, Anthony Bernard Electromagnetic-acoustic transducer

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2137567A1 (en) * 1971-05-07 1972-12-29 Rank Organisation Ltd
US3939312A (en) * 1973-03-13 1976-02-17 Mckay Norman J Pattern voice coil transducer having permanent magnet plates of a single polarity
DE2461280A1 (en) * 1974-12-23 1976-07-01 Foster Electric Co Ltd ELECTROACOUSTIC CONVERTER
FR2427024A1 (en) * 1978-05-22 1979-12-21 Sony Corp ELECTRO-ACOUSTIC TRANSDUCER SUCH AS LOUDSPEAKER
FR2427753A1 (en) * 1978-06-01 1979-12-28 Sawafuji Tadashi ACOUSTIC TRANSDUCERS
US4337379A (en) * 1979-01-16 1982-06-29 Nippon Gakki Seizo Kabushiki Kaisha Planar electrodynamic electroacoustic transducer
EP0113732A1 (en) * 1982-07-19 1984-07-25 CLARKE, Anthony Bernard Electromagnetic-acoustic transducer
EP0113732A4 (en) * 1982-07-19 1986-02-13 Anthony Bernard Clarke Electromagnetic-acoustic transducer.

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