Modular staging with platform jacks

Details Modular staging with platform jacks Modular staging with platform jacks

1976-02-09

1978-03-14

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Wall- or floor-attached

182 45, 182145, 182229, 182148, E04G 312, E04G 310

Patent

active

040786331

ABSTRACT:
A staging includes sections that are easily transported or stored and in use are detachably joined to form vertical assemblies detachably interconnected by a railing with the assemblies connected to the building by braces. Each vertical assembly includes a support for platform-forming planks and a mechanism by which the platform may be raised or lowered by workmen supported thereby. The staging also includes sections connectable to the vertical assemblies to form roof-supported assemblies having brackets for platform-forming planks.

REFERENCES:
patent: 232556 (1880-09-01), Silvius
patent: 668627 (1901-02-01), Crow
patent: 1905626 (1933-04-01), Hershey
patent: 1937608 (1933-12-01), Tobin
patent: 2725210 (1955-11-01), Swartz
patent: 2798574 (1957-07-01), Wardell
patent: 3099103 (1963-07-01), Wright
patent: 3472338 (1969-10-01), Weidman
patent: 3526296 (1970-09-01), Stevens
patent: 3548970 (1970-12-01), Hutchens

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