Sound production device and electronic equipment

The utility model discloses a sound production device and an electronic device, the sound production device comprises a shell and a vibration system, the vibration system comprises a diaphragm, the diaphragm is provided with a central part, a folding ring part and an edge part which are connected in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CAI XIAODONG, HAN ZHILEI, LIU CHAOQING
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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!