Fire escape – ladder – or scaffold – Platform – Relatively movable sections
Patent
1984-11-15
1986-04-22
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Platform
Relatively movable sections
182119, E04G 508
Patent
active
045836183
ABSTRACT:
A coordinated stage system with articulate means for interconnecting two or more stages in line and in series for use on scaffolding equipment, pole jacks, bridges, docks and the like is disclosed.
The coordinated stage system provides a continuous path wherein the length of the path may be increased and changes in elevation are accomplished by a novel joint arrangement.
REFERENCES:
patent: 405195 (1889-06-01), Ayres
patent: 1356819 (1920-10-01), Heydecke
patent: 2318493 (1943-05-01), Johnson
patent: 3289788 (1966-12-01), Evans
patent: 4499967 (1985-02-01), Anderson
Chin-Shue Alvin
Genca Samuel R.
Machado Reinaldo P.
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