Foldable ladder

Details Foldable ladder Foldable ladder

1981-05-28

1984-01-31

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder and platform

Platform with ladder as support

182162, 182163, 182129, 182176, E06C 128

Patent

active

044284586

ABSTRACT:
A foldable ladder of the type having laterally spaced-apart, substantially vertically oriented front side rails joined by a plurality of steps. A rear support, preferably in the form of laterally spaced-apart, vertically oriented legs, are movable away from the side rails to open the ladder and movable toward the side rails to close the ladder. The side rails and rear legs include hinges intermediate vertical ends thereof for permitting vertical collapsing of the ladder by the folding of the side rails and rear legs about their respective hinges. A storage container, which also doubles as an article support when the ladder is used, also forms a part of the instant invention.

REFERENCES:
patent: 130929 (1872-08-01), Mattern
patent: 292041 (1884-01-01), Page
patent: 958732 (1910-05-01), Dennis
patent: 988086 (1911-03-01), Garraway
patent: 1054108 (1913-02-01), Garraway
patent: 1108896 (1914-09-01), Garraway
patent: 1165588 (1915-12-01), Garraway
patent: 1514569 (1924-11-01), Pettes
patent: 1772213 (1930-08-01), Francois
patent: 2088878 (1937-08-01), Stogner
patent: 2670120 (1954-02-01), Sanguineti

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