ES99316U - Lamp (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

New lamp of the type of roof of the adjustable height with counterweight characterized by the fact that the electric cord is elastic and helically wound, which cord is attached to the screen passes through the central hole of the body of the counterweight and reaches the terminal florºn attached to the ceiling, entering through the central hole of the same and connected to the network having in said florºn two vertical idle pulleys in the throat of which are lodged the two fine threads of polyamides, or other suitable material that present the same index of resistance and thinness, which wires pass through the axis of the turns of the conductive elastic cable, one end of each wire being attached to the upper part of the counterweight by two points separated from each other, while the other ends of the two wires they pass through the central part of said counterweight and at a point on the screen, so that when the elastic cord is pulled from it, it is wound icoidally, it distends and the non-elastic polyamide yarn descends downwards, by the central part of the cord by virtue of rising then, the counterweight by the attractive force itself so that the lamp descends and when the lamp rises then the counterweight drops with which the elastic conductor cable returns to roll on itself and the non-elastic threads rise in its central part and descend on its sides. (Machine-translation by Google Translate, not legally binding)