Star Micronics Company Limited

Takao Katsuki

Yoshiharu Oishi

Youichi Gotoh

Morimasa Fushimi

Susumu Tanikawa

There is provided an electroacoustic transducer including a base made of magnetic material, a magnetic core made of magnetic material and provided erectly on the base a diaphragm made of magnetic material and supported with a gap between the diaphragm and a forward end of the magnetic core, a magnet constituting a magnetic circuit together with the base the magnetic core and the diaphragm so as to provide a magnetostatic field, a coil disposed around the magnetic core for applying an oscillating magnetic field to the magnetic circuit, a coil bobbin for holding the coil and a housing for receiving these above-mentioned members. The coil bobbin is integrally molded with the magnetic core and the base member

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Shizuoka, Japan

Takao Katsuki