FR27771E - Haut parleur électromagnétique - Google Patents

Haut parleur électromagnétique

Info

Publication number
FR27771E
FR27771E FR27771DA FR27771E FR 27771 E FR27771 E FR 27771E FR 27771D A FR27771D A FR 27771DA FR 27771 E FR27771 E FR 27771E
Authority
FR
France
Prior art keywords
electromagnetic speaker
speaker
electromagnetic
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
English (en)
Inventor
Louis Lumiere
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 FR27771E publication Critical patent/FR27771E/fr
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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • 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
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
FR27771D 1923-01-29 1923-01-29 Haut parleur électromagnétique Expired FR27771E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR27771T 1923-01-29

Publications (1)

Publication Number Publication Date
FR27771E true FR27771E (fr) 1924-08-18

Family

ID=8666045

Family Applications (2)

Application Number Title Priority Date Filing Date
FR572766D Expired FR572766A (fr) 1923-01-29 1923-01-11 Haut parleur électromagnétique
FR27771D Expired FR27771E (fr) 1923-01-29 1923-01-29 Haut parleur électromagnétique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR572766D Expired FR572766A (fr) 1923-01-29 1923-01-11 Haut parleur électromagnétique

Country Status (1)

Country Link
FR (2) FR572766A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5568795A (en) * 1978-11-20 1980-05-23 Sony Corp Speaker
US8295537B2 (en) * 2010-03-31 2012-10-23 Bose Corporation Loudspeaker moment and torque balancing
US8295536B2 (en) 2010-03-31 2012-10-23 Bose Corporation Moving magnet levered loudspeaker
US9055370B2 (en) 2012-08-31 2015-06-09 Bose Corporation Vibration-reducing passive radiators

Also Published As

Publication number Publication date
FR572766A (fr) 1924-06-12

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