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JPS5873697

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DESCRIPTION JPS5873697
[0001]
Brief description of the drawings
[0002]
1 and 2 are sectional views of a conventional speaker using a disc diaphragm, FIG. 3 is a
perspective view showing a sand-in structure of the disc diaphragm, and FIG. 4 is a structural
sectional view before reaching the present invention 5 and 6 are main parts of the speaker of
FIG. 4, FIG. 7 is a cross-sectional view showing an embodiment of the present invention, and FIG.
8 is a main parts of the present invention, FIGS. FIG. 10 is a component diagram for omitting the
manufacturing process of the present invention, and FIG. 11 is a characteristic diagram showing
sound pressure frequency characteristics of a tweeter using the disk diaphragm of the present
invention and the prior art. 1 ... disk diaphragm, 2 ... voice coil, 2 '... voice fill bobbin, 8 ... slit, 9 ...
projection (tongue), 10 ... through hole, 11 ···pipe.
11-05-2019
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