Fire escape – ladder – or scaffold – With storage device for supple escape – Reel
Patent
1986-09-29
1987-05-12
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
With storage device for supple escape
Reel
182106, 182196, E06C 156
Patent
active
046642242
ABSTRACT:
The present disclosure is directed to a retractable and flexible steel cable ladder device adopted for descending people from a high building in fire accident, which can be emergently mounted on the wall of a window or place of the like, so that the flexible steel cable ladder thereof can be lowered down quickly for people to step down therefrom. The device consists of a symmetrically constructed frame having a rotatable shaft disposed thereon, on which the flexible steel cable ladder is receivably winded, and a stepping on board is disposed thereon with the shaft covered thereunder, and a pair of arcuatedly shaped grip handles are removably planted on the top thereof, a number of fixing screws are attached to the rear vertical poles of the frame and a pair of support frame members are also disposed on each side thereof which abut against the wall so that the device can be firmly and securely planted thereto, and the steel cable ladder can be released or retrieved by means of a worm rod having an operating handle at one end and engaging with a worm gear which fixed at one end of the shaft of the ladder winding means so to effect the releasing and retracting operation of the steel cable ladder.
REFERENCES:
patent: 267019 (1882-11-01), Palmer
patent: 293215 (1884-02-01), Coe
patent: 595082 (1897-12-01), Smoot
patent: 920956 (1909-05-01), Jeffries
patent: 993368 (1911-05-01), Hartmann
patent: 1395563 (1921-11-01), Drozdzynski
patent: 2629531 (1953-02-01), Hakkarinen
patent: 3900081 (1975-08-01), Dunston
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