JPS60112160U - Sensory sound device - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

FIG. 1 is a sectional view showing an example of a drive unit used in the sensory acoustic device according to the present invention, FIGS. 2 and 3 are a block diagram and characteristic diagram showing an example of a circuit for driving the same drive unit, and FIG. The figure is a perspective view showing an example of the spring-fixed device attached to the backrest of the chair body, and FIG. 5 shows an example of the internal structure of the same as above, a is a front view, b is a 6 is a sectional view taken along line b, C is a rear view, FIG. 6 is a front view, b is a sectional view taken along line bb of the same as above, and C is a plane showing a circuit portion in the same as above. 7 are partial cross-sectional views showing still another embodiment of the internal structure, FIGS. 8a and 8b are plan views showing the shape of the arms in the angle member, and FIG. 9 is a screw-fixed device. An example is shown in which a is a perspective view, b is a plan view, and FIG. 10 is another example same as the above, where a is a perspective view and b is a plan view. Figure 8 Figure 9

Claims (1)

[Scope of utility model registration request] A drive unit driven by an acoustic electric signal, a vibration transmission member to which the drive unit is attached, a clamping member to which the vibration transmission member is detachably attached to a side frame of a backrest portion of a chair body, and the clamping member. A sensory acoustic device comprising: a control section attached to an arm gripping the side frame for driving the drive unit; and an audio device such as a tape recorder.