| 摘要 |
An outdoor advertising medium, specifically the automated rotating billboard. Such an Improved Automated Rotating Billboard maintains the three basic parts of the existing structure. One, the billboard frame which has the lighting facility consisting of a plurality of lighting fixtures, but now using the LED lights. Second, the upstanding post comprises the upper rotating post member and the lower stationary post member. The improved structure has enhanced features namely, the frequency inverter; the increased load capacity of the rotating disc; the amplified capacity of the carbon brush; and the default mechanism of the rotating disc. Moreover, both width and height measurements of the upstanding post are ensured to guarantee safety. Third, the pedestal is made stronger to support the entire structure. |
