Fire escape – ladder – or scaffold – With storage device for supple escape
Patent
1980-03-11
1981-11-03
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
With storage device for supple escape
182196, E06C 156
Patent
active
042980925
ABSTRACT:
A device at an unfoldable escape-ladder, which is assembled of rungs (1), the ends (3) of which are attached between flexible lateral members (5), preferably steel wires, which rungs (1) are longish and made of plate-shaped material and can be stacked, the upper portion of the escape-ladder intended to be attached to a wall (6), a stay or the like, which escape ladder in folded state has the rungs (1) lying stacked and forming with each of the steel wires (5) a ring for each rung (1), which escape-ladder is provided with a means for releasing the ladder. According to the invention, two steel wires (4) or rods are provided which are located in parallel and rigidly mounted along the direction, which the ladder in unfolded state is desired to assume, which steel wires (4) or rods extend through the rings formed by the first-mentioned steel wires (5). As a result thereof, the last-mentioned steel wires (4) or rods in unfolded state of the ladder are wound about the first-mentioned steel wires (5) and thereby render the ladder extremely steady.
REFERENCES:
patent: 260245 (1882-06-01), Schmidt
patent: 321385 (1885-06-01), Pyne
patent: 1010526 (1911-12-01), Stanley
patent: 2202597 (1940-05-01), Myerstuen
patent: 2735603 (1956-02-01), Corey
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