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JPS6133588

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DESCRIPTION JPS6133588
[0001]
Brief description of the drawings
[0002]
1a and 1b are a front view and a side half sectional view of a vibration system of the domeshaped speaker according to the present invention, FIG. 2 and FIG. 4 is a cross-sectional view of a
conventional general dome-shaped speaker,. FIG. 5 is a frequency characteristic diagram.
Reference numeral 1 is a diaphragm, 2 is a voice coil bobbin, 3 is a voice coinope 4, 4 is an edge,
5 is a slit, 6 is a visco-elastic substance, and 7 is an extension.
11-05-2019
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