Fire escape – ladder – or scaffold – Having transpositioning base and erecting means
Patent
1980-05-19
1981-10-06
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Having transpositioning base and erecting means
182131, 182148, 182146, E04G 120, E04G 720
Patent
active
042930545
ABSTRACT:
Scaffolding including at least: two posts (1), a lifting working bridge (2) and a lifting platform (3), said scaffolding being made of modular elements, connectable to each other in disassemblable manner, each post (1), which is triangular in cross section, being formed; by a base lattice element (7) which can rest on the ground selectively by means of wheels (15) or by feet (16) of adjustable height; and by other lattice elements (7a), each bridge (2) platform (3) having a carrying structure including; at least a carrying framework (31) supporting a motor unit (4) and a braking unit (5) mounted in correspondence of each post (1); and end lattice elements (46) and intermediate lattice elements (47a, 47b) triangular in vertical cross section, said carrying structure also supporting a front and a rear parapet (149 and 150), each made of modular elements (56), at least the parapet (150) being mounted so as to be moved to and from the other parapet (149) so as to vary the width of the walk surface (148) of the bridge (2) or platform (3).
REFERENCES:
patent: 2904126 (1959-09-01), Meng
patent: 3197178 (1965-07-01), Nietz
patent: 3318414 (1967-05-01), Meek
patent: 3352380 (1967-11-01), Barney
patent: 3438460 (1969-04-01), Solari
patent: 3516512 (1970-06-01), Kupke
patent: 3548970 (1970-12-01), Hutchens
patent: 3937301 (1976-02-01), Bertail
patent: 3946836 (1976-03-01), Maack
Machado Reinaldo P.
PIAT Impalcature Automatiche S.p.A.
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