Portable scaffold

Details Portable scaffold Portable scaffold

1977-10-19

1979-01-16

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Wall- or floor-attached

Independent rung or step

182186, 182226, F16M 1100

Patent

active

041344731

ABSTRACT:
A portable scaffolding comprising a plank with frame members supporting each end thereof. The frame members include legs of steel angles which are interconnected at their lower portions by toggle arms for collapsing, and at their upper ends by threaded members for adjusting the spacing thereof. Inwardly facing channel members on the upper ends of the legs are received over the opposite edges of the plank.
Another pair of channel members adapted to be received over the edges of the plank are also drawn together by threaded members, and depending from one of them is a step to facilitate stepping up onto the scaffold.

REFERENCES:
patent: 2938596 (1960-05-01), Vanyo
patent: 3139951 (1964-07-01), Clayton

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