Patent ID: 11950074
Assignee: AAC MICROTECH (CHANGZHOU) CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A speaker, comprising:
a frame;
a vibration system supported by the frame, including a vibration diaphragm fixed on the frame and a voice coil for driving the vibration diaphragm, the voice coil having a connection surface perpendicular to a vibration direction of the vibration diaphragm and two lead wires extending from the connection surface;
a magnetic circuit system fixed on the frame, including a magnetic part surrounded by the voice coil; wherein
the vibration system further includes an elastic plate having two branch elastic plates corresponding to the lead wires; the branch elastic plate includes a connection part fixed on the connection surface, an extension part, an elastic arm and a fixed part which are formed by extending from the connection part in sequence; and wherein
the fixed part is fixed on the frame and is electrically connected with an external circuit; surfaces of the connection part and the extension part facing the connection surface are concave together for forming a welding slot, and the lead wire is accommodated in the welding slot and electrically connected to the extension part.