Double-sided loudspeaker device

The utility model discloses a double-sided loudspeaker device. The double-sided loudspeaker device comprises a magnetic assembly, an outer frame, a first vibrating diaphragm, a second vibrating diaphragm, a voice coil and an elastic assembly, the magnetic assembly comprises a magnetic conducting car...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZENG ZHIHE, TONG ZHIHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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