JPS617199

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DESCRIPTION JPS617199
[0001]
Brief description of the drawings
[0002]
1a, 1b, and 2 are front views, sectional views and an exploded perspective view of another
embodiment of the vibration system of the domed speaker according to the present invention,
and FIG. 3 is a sectional view of a typical domed speaker , FIG. 4 is a frequency characteristic
diagram. 1 is a diaphragm, 2 is a voice coil bobbin, 21 is an extension, 22 is a notch, 3 is a Boyce
coil, 4 is an edge, 5 is a gap, and 6 is a viscoelastic substance.
11-05-2019
1

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