| 摘要 |
The invention relates to an open-air planar luminar advertising sign adaptable to pavements, pedestrian zones, squares, underground platforms, airports, railway stations, bus stations, parking areas, department stores, supermarkets etc. It is composed of the main tight and resistant frame 1 liable to cover any size of pavement slab, and be easily and quickly buried under the tiled surface, at the pavement surface level. It has inside an incorporated electric installation composed of a 12v-converter 2, a printed circuit board with new generation LEDs 3 connected to special supports. Advantages: unhindered walking of pedestrians, environmental protection against visual pollution caused by advertising panels, display of advertising messages at the right moment, reduction of road accidents since the invented advertising sign is kept out of the driver's sight. |
