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JPS5859296

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DESCRIPTION JPS5859296
[0001]
Brief description of the drawings
[0002]
1 to 4 are a plan view, a front view, a bottom view and a cross sectional view, respectively, of an
embodiment of a dynamic speaker according to the present invention, and FIG. 5 is a cross
sectional view taken along the A and A 'cotton lines of FIG. 6 is a sectional view similar to FIG. 5
of another embodiment, and FIG. 7 is a characteristic curve diagram. 1 is a diaphragm, 1a is a
curved line, 2 is a ring, 2a. 2b is a ring plate, 2A and 2B are waveform engaging portions, 4 is a
voice coil device, 5 is a bobbin, 6 is a voice coil, 7 is a frame, 8 is a ring attachment portion, 9 is a
rib, 10 is a magnetic circuit attachment portion Reference numeral 13 is a magnetic circuit, 14 is
a magnetic yoke, 15 is a permanent magnet, 16 is a pole piece, 17 is a notch, 18 is a terminal
plate, and 22.23 is a lead wire. -Fig. 5 薗 6
11-05-2019
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