Fire escape – ladder – or scaffold – Platform with elevating or lowering means – Suspended
Patent
1974-07-08
1976-07-06
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Platform with elevating or lowering means
Suspended
182112, E04G 310
Patent
active
039676960
ABSTRACT:
A stage stabilization device comprising vertically disposed telescoping pipes forming a davit adapted to be connected to a stage. Three grooved periphery wheels, connected with the davit, form a releasable stabilizing connection between the davit and stage supporting cable.
REFERENCES:
patent: 177477 (1876-05-01), Crockett
patent: 371585 (1887-10-01), Holdridge
patent: 1919016 (1933-07-01), Geer
patent: 2435969 (1948-02-01), Lackner
patent: 2689890 (1954-09-01), Green
patent: 3630315 (1971-12-01), Meyer
Machado Reinaldo P.
Rhea Robert K.
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