JPS5888498

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DESCRIPTION JPS5888498
[0001]
Brief description of the drawings
[0002]
FIG. 1 is a longitudinal sectional view of an essential part showing a prior art embodiment, FIG. 2
is a longitudinal sectional view of a cone type loudspeaker showing one embodiment according
to the invention, and FIG. FIG. 4 is a longitudinal sectional view of a cone type loudspeaker
showing another embodiment according to the present invention. 1 ... voice coil, 2 ... voice coil
bobbin, 3 ... damper, 4 ... cone-shaped diaphragm, 10 ... face sheet, 11 ... reinforcing material.
11-05-2019
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