发明授权
US5960096A Electroacoustic transducer 失效
电声换能器

Electroacoustic transducer
摘要:
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.
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