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Brief description of the drawings
1a and 1b are perspective views of a voice coil bobbin used in an embodiment of the cone
speaker according to the present invention and a plan view showing a state in which the cut
pieces thereof are alternately bent inward and outward; These are sectional drawing and the
elements on larger scale which show the joining state of the cone by the voice coil bobbin of FIG.
11 ... voice coil bobbin, 11a ... cut piece, 12 ... cone, 13 ... voice coil, 14 ... magnetic circuit, 15 ...
damper, 16 ... edge.