[go: up one dir, main page]

FR983550A - Advanced speaker - Google Patents

Advanced speaker

Info

Publication number
FR983550A
FR983550A FR983550DA FR983550A FR 983550 A FR983550 A FR 983550A FR 983550D A FR983550D A FR 983550DA FR 983550 A FR983550 A FR 983550A
Authority
FR
France
Prior art keywords
advanced speaker
speaker
advanced
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
Other languages
French (fr)
Inventor
Jacques Oberhauser
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 filed Critical
Application granted granted Critical
Publication of FR983550A publication Critical patent/FR983550A/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
    • H04R9/025—Magnetic circuit
    • 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
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR983550D 1949-02-03 1949-02-03 Advanced speaker Expired FR983550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR983550T 1949-02-03

Publications (1)

Publication Number Publication Date
FR983550A true FR983550A (en) 1951-06-25

Family

ID=9536141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR983550D Expired FR983550A (en) 1949-02-03 1949-02-03 Advanced speaker

Country Status (1)

Country Link
FR (1) FR983550A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1053031B (en) * 1955-03-05 1959-03-19 Georges Gogny Electrodynamic loudspeaker
US3024323A (en) * 1960-05-19 1962-03-06 Gen Motors Corp Inverted loud speaker
US3109072A (en) * 1960-09-26 1963-10-29 Utah Radio Products Corp Loud-speaker
EP1786237A1 (en) * 2004-08-27 2007-05-16 Matsushita Electric Industrial Co., Ltd. Speaker

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1053031B (en) * 1955-03-05 1959-03-19 Georges Gogny Electrodynamic loudspeaker
US3024323A (en) * 1960-05-19 1962-03-06 Gen Motors Corp Inverted loud speaker
US3109072A (en) * 1960-09-26 1963-10-29 Utah Radio Products Corp Loud-speaker
EP1786237A1 (en) * 2004-08-27 2007-05-16 Matsushita Electric Industrial Co., Ltd. Speaker
EP1786237A4 (en) * 2004-08-27 2009-11-11 Panasonic Corp LOUD SPEAKER

Similar Documents

Publication Publication Date Title
FR59852E (en) Advanced aeromotor
FR983550A (en) Advanced speaker
AT167933B (en) Rieselwerk
AT171258B (en) Rieselwerk
FI24856A (en) Tielana
FI25472A (en) Partasuti
AT169896B (en) Malschloss
ES19704Y (en) Box-container
ES20271Y (en) Box-container
FI24107A (en) Plomberingsanordning
FI24390A (en) Elektriskt urladdningsrör
FI24486A (en) Förpackningsask
FI24507A (en) Bultsvetsverktyg
FI24534A (en) Gångjärn
FI24585A (en) Kapsylöppnare
FI24775A (en) Mjölkblandare
FI24822A (en) Klisterremsrulle
FI24834A (en) Säkerhetslås
FI24947A (en) Ledningshållare
FI25001A (en) Kartongvikningsanordning
FI25009A (en) Hopfällbar barnvagn
FI25137A (en) Blixtljuslampa
FI25141A (en) Gångjärn
FI25163A (en) Sidekisko
FI25211A (en) Stickkontakthylsa