Automatic escape ladder

Details Automatic escape ladder Automatic escape ladder

1987-10-06

1988-12-20

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

With indicator, signal or alarm

182 19, 182 81, E06C 910, E04F 1106

Patent

active

047920157

ABSTRACT:
An automatic escape ladder is set forth for use particularly in multiple unit, multi-level residential dwellings. A compact interfolded ladder is positionable within an associated enclosure wherein said enclosure includes an upper pivotal portion and a lower portion secured to an extendable ladder. Upon activation through a fire alarm system, a solenoid latch mechanism will release said ladder and said bottom plate enabling said ladder to extend and lock.

REFERENCES:
patent: 623540 (1899-04-01), Hall
patent: 2321499 (1943-06-01), Marschke
patent: 2852176 (1958-09-01), Harmon
patent: 3807528 (1974-04-01), Frank
patent: 3887033 (1975-06-01), Breinig

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