Fire escape – ladder – or scaffold – Platform with elevating or lowering means
Patent
1976-11-03
1978-05-09
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Platform with elevating or lowering means
182 63, 52109, 187 18, 254122, E04G 122
Patent
active
040882039
ABSTRACT:
An adjustable scaffold having a platform supported from a base by at least two sets of scissors connectors, and a lifting means for adjusting the platform between stored and elevated positions. The lifting means is pivotally attached between, rather than within, the sets of scissors connectors.
REFERENCES:
patent: 3796282 (1974-03-01), Denier
patent: 3889778 (1975-06-01), Dotts
patent: 3983960 (1976-10-01), Sikli
patent: 3991857 (1976-11-01), Wolk
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