Fire escape – ladder – or scaffold – Ladder and platform – Platform with ladder as support
Patent
1984-08-14
1986-10-21
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder and platform
Platform with ladder as support
248238, E06C 716
Patent
active
046180303
ABSTRACT:
A platform for a ladder having rungs includes a frame and a step structure. The frame is arranged to detachably attach to at least one of the rungs of the ladder. The step structure is hingeably mounted to the frame for providing a footrest. The step structure is sized to swing upwardly and allow a foothold between the step structure and the frame. This foothold is supported by an intermediate one of the rungs.
REFERENCES:
patent: 185251 (1876-12-01), Mason
patent: 1042192 (1912-10-01), Boilot
patent: 1352914 (1920-09-01), Plasclascovitie
patent: 2553322 (1951-05-01), Kurmer
patent: 4212371 (1980-07-01), Gaviorno
Adams Thomas
Machado Reinaldo P.
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