| 摘要 |
This is an advertising FRAME made up of one or more level circular platforms supported by a telescopic system moving in opposite directions, one from another, at the same time and direction by use of gears set into motion by an electric speed reducer, giving left and right directional rotation at the same time and same direction for each of the two axles of the telescopic system in which exists, aside from the two axles, the cylinder which supports them and which terminates at the gear system. This mechanism is enclosed in sheet-metal grating on which, at the level of human operation, are placed two wooden, semi-circular surfaces, under one of which is attached a self-delivering waste basket. At this level is located the thermometer or the announcement board, electronic or not. |
