| 摘要 |
An advertising board capable of being moved from side to side at rooftop of building is provided to improve advertising effect by moving an advertising board by power of an electric motor. An advertising board comprises a fixing frame(10), a plurality of guide bars(20), a movable supporting bar(30), a fixing bar(40), a moving device(50), and a controller(60). A plurality of guide bars is installed in the fixing frame. The movable supporting bar is supported in the guide bar. The fixing bar fixes a moving advertising board(1). The moving device moves the movable supporting bar. The controller controls the moving device. |
