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JPS58111593

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DESCRIPTION JPS58111593
[0001]
Brief description of the drawings
[0002]
Fig. 1B and Fig. 2B are a cross-sectional view and a back view of an embodiment of the present
invention speaker, respectively. Fig. 2 is a cross-sectional view showing an enlarged part of the
frame in Fig. 1A and Fig. 3 1 shows the vibration characteristics of the frame during the sound
generation of the speaker of FIG. 1A, FIG. 4 shows the vibration characteristics of the
conventional frame, and FIG. 5 shows the speakers of FIG. FIG. 6A and FIG. 6B are a crosssectional view and a front view of another embodiment of the speaker according to the present
invention, respectively. 1
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Frame, 6.22 ············ Voice coil, 7.25 ···· · Permanent magnet, 10.30 · · · · · · · Frame one body, 11.31
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· · · · · · · · · · · · alumina flame spray layer 20 · · · · · · · · · dome speaker, 21 · · · ·.
01-05-2019
1
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