Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Patent
1997-04-03
1999-09-28
Le, Huyen
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Electromagnetic
381412, 381396, H04R 2500
Patent
active
059600969
ABSTRACT:
An electroacoustic transducer, which has a case, a base located in the case, a core attached to the center of the base, a coil wound around the core, a magnet placed around the coil with a clearance formed in between with one end of the magnet is supported by the base, a support member located around the magnet for supporting an elastic plate, and a magnet support portion provided in the support member for supporting the other end of the magnet.
REFERENCES:
patent: 5467323 (1995-11-01), Sone
patent: 5581623 (1996-12-01), Ishimura et al.
Imahori Yoshio
Oishi Yoshiharu
Le Huyen
Star Micronics Co. Ltd.
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