Speaker for an electronic instrument

Details Speaker for an electronic instrument Speaker for an electronic instrument

2005-01-18

2005-01-18

Le, Huyen (Department: 2643)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Electromagnetic

C381S410000, C381S396000

Reexamination Certificate

active

06845168

ABSTRACT:
A speaker has a frame made of resin, a diaphragm provided in the frame, a voice coil mounted on the diaphragm. A pair of holes are formed under the diaphragm so as to be opened at an underside of the frame. A spring is connecting member provided in each of the holes to be projected from the underside of the frame, and connected to an end of the voice coil.

REFERENCES:
patent: 6023518 (2000-02-01), Kuwabara et al.
patent: 6433674 (2002-08-01), Kuwabara et al.
patent: 6526152 (2003-02-01), Frasl
patent: 6704430 (2004-03-01), Imahori et al.

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