JPS60134396

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DESCRIPTION JPS60134396
[0001]
Brief description of the drawings
[0002]
FIG. 1 is a longitudinal sectional view showing a papermaking process of cone paper in a
conventional manufacturing apparatus for a speaker diaphragm, and FIG. 2 is a longitudinal
sectional view for explaining a hot pressing process of the same cone paper. FIG. 4 is a
perspective view showing an outline of a conventional hot press, and FIG. 4 is a partially cut
away side view showing the main part of the press, and FIG. Fig. 6 is a longitudinal sectional view
showing an outline of a heater used in the same press, and a seventh section shows a part
showing a main part of a hot press used in a device for manufacturing a speaker diaphragm
according to the present invention FIG. 8 is a plan view seen from the line II--II in FIG. 7, and FIG.
9 is a partially cut side view showing the main part of a hot press according to another
embodiment. 10 is a plan view seen from the line---in FIG. 9, and FIG. 11 is at the same position
as the line-in FIG. 7 and FIG. A plan view showing a main portion of the hot press according to
another embodiment as viewed, Fig. 12 is a side view cut a part of the main part. DESCRIPTION
OF SYMBOLS 1 ... Upper mold, 3 ... Lower mold 7, 8 ... Heater, 9 ... Heating part, 10 ... Cooling
part, 11 ... Cooling pipe. Fig. 5-One, L-L, G'N / / / / / / / / / / / 1 / / / /-II.
11-05-2019
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