| 摘要 |
PURPOSE:To install a titled device on an optional place in a plane water tank by attaching a wave making plate driving device to a moving rack base, and providing a sector air chamber consisting of an arc-shaped plate centering around a tilting shaft and a side plate, on the back of a wave making plate. CONSTITUTION:As for a wave making plate 13, the upper end is supported by a plate 12 through a pin 14, and the lower end is held pivotally by a tilting shaft 16 to a supporting arm 15 provided projectingly from a moving rack base 1. Also, a sector air chamber 20 is attached to the back of the wave making plate 13, provided with an arc-shaped plate 20a around the tilting shaft 16 of the lower end of the wave making plate, and both side plates 20b, fixed over the almost all width of the wave making plate 13, and the lower part is opened. According to such constitution, this device can be installed to an optional place in a plane water tank. |
