Fire escape – ladder – or scaffold – Wall- or floor-attached
Patent
1976-03-24
1978-04-04
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Wall- or floor-attached
182142, 182187, 182223, E04G 310
Patent
active
040821617
ABSTRACT:
A scaffolding assembly for use particularly in the construction of large holding tanks and which incorporates a novel construction and method of being raised from one level to another, the device including a series of scaffold sections made of aluminum and steel, the sections being pivotally attached together to conform to the tank contour, each section having brackets secured therebeneath that fit into bracket straps welded to the tank wall; the entire assembly being raised together on sky climbers in which all hoists are controlled by a single switch so to lift the assembly all together from an old set of straps to a new set thereabove.
REFERENCES:
patent: 2623643 (1952-12-01), Seamans
patent: 3265156 (1966-08-01), Jacobs
patent: 3908793 (1975-09-01), Vaughn
Cennamo Anthony D.
Douglas, Jr. George R.
Machado Reinaldo P.
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