Fire escape – ladder – or scaffold – Suspended platform
Patent
1987-09-08
1988-08-30
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Suspended platform
182142, 182152, 182222, E04G 310
Patent
active
047669756
ABSTRACT:
The outer support frame of a platform of collapsible scaffolding consists of a box beam surmounted by a kick plate, the upper edge of which locates in a channel in the base of the support frame of the next higher platform.
REFERENCES:
patent: 3951232 (1976-04-01), Okada
patent: 4068738 (1978-01-01), Reed
patent: 4253548 (1981-03-01), Beeche
patent: 4253549 (1981-03-01), Petren
patent: 4496029 (1985-01-01), Kuroda
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