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DESCRIPTION JPS58104074
[0001]
Brief description of the drawings
[0002]
1 and 2 are external perspective views showing a conventional acoustic transducer, and FIG. 1
shows a state in which a pair of acoustic transducers are disposed close to each other, and FIG. 2
separates a pair of acoustic transducers. Indicates the placed state. FIG. 3 is an external
perspective view showing the state of use of the conventional acoustic transducer, and FIG. 4 is a
perspective view showing the state of use of the acoustic transducer of the conventional type
with earpieces. FIG. 5 is a partial perspective view of a path saving view showing one
embodiment of the acoustic transducer according to the present invention, FIG. 6 is an enlarged
plan view showing the main part of the present invention, and FIG. 8A is a sectional view taken
along the line A-A of FIG. 6, FIG. 8B is a sectional view taken along the line B-B of FIG. 6, and FIG.
8C is a sectional view taken along the line C-C of FIG. 8 is a cross-sectional view taken along the
line D-D in FIG. FIG. 9 is a cross-sectional view showing another modification of each connection
cord used in the present invention, and FIG. 10 is a schematic view showing an embodiment in
which the present invention is applied to a so-called 3D speaker system, FIG. 10 is a crosssectional view showing the side of the cylindrical body in the case of the acoustic transducer
shown in FIG. 10, and FIG. 12 is a cross-sectional view of the cord in the case of using four
connecting cords. -10, 11, 25-27 · · · · · · · · sound conversion unit (speaker unit), 12. 13,21,22,2830 ° 38-41 ···················································· Plug cord, 15.35 ·········· Tubular body (sleeve), 17 ° lfj, 23,
24. 31 to 34, 42. 43 ········· First and second engagement parts. two·
01-05-2019
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01-05-2019
2