Fire fighting roof ladder accessory

Details Fire fighting roof ladder accessory Fire fighting roof ladder accessory

1989-01-17

1990-02-20

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder and platform

Platform with ladder as support

182228, E06C 532, E06C 708

Patent

active

049018183

ABSTRACT:
A firefighting roof ladder accessory that is designed to be supported between two roof ladders. The accessory comprises a beam, having two foot supprot surfaces that are perpendicular to each other, and end boxes each extending over a ladder rail and provided at its outer edge with hooks that go over the rungs of the roof ladders.

REFERENCES:
patent: 1008827 (1911-11-01), Hutchinson
patent: 1487243 (1924-03-01), Jackson
patent: 1886921 (1932-11-01), Tobin
patent: 2308832 (1943-01-01), Roney
patent: 2426825 (1947-09-01), Geary
patent: 2439185 (1948-04-01), Patt
patent: 2500559 (1950-03-01), Miller
patent: 2856112 (1958-10-01), Broderick
patent: 2948349 (1960-08-01), Reddy
patent: 3848700 (1974-11-01), Davis
patent: 4279327 (1981-07-01), Warren
patent: 4531613 (1985-07-01), Keigher

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