| 摘要 |
PURPOSE:To aim at enhancing the acoustic effect of a speaker, by providing a speaker box such that it can be supported to positions which are suitable for using the speaker box outside of a vehicle and inside thereof, respectively. CONSTITUTION:Horizontal shafts 11 extending widthwise of a vehicle body are secured to a substantial center sections of left and right outer side surfaces of the speaker box 8, are fitted into shaft hole 12 formed in the center sections of support frames 9 so that the speaker box 8 is supported to the support frames 9, rotatably in the vertical direction. Further, the speaker box 8 is mounted so that it may be moved along guide rails 6 together with the frame 9. The speaker box 8 incorporates a pair of speakers 13 at its left and right sides. |
