Scaffold plank

Details Scaffold plank Scaffold plank

1983-03-30

1985-01-29

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Platform

182 46, 182119, E04G 508

Patent

active

044960298

ABSTRACT:
A scaffold plank comprising a layer or layers of covering member wrapping a plurality of hollow, lightweight elongated members rectangular in cross section and arranged in side-by-side contact to provide at each end a plurality of transversely aligned opening mouths into which a corresponding number of inwardly projecting plug portions of a transverse end member are matingly fit, whereby plank ends are protected from deformation, damage, and incoming of mud or water. The plurality of elongated members may be replaced by a single piece of partitioned tubular member which is a rectangular in cross section and has two or more opening mouths formed respectively at opposite end thereof.

REFERENCES:
patent: 2485165 (1949-10-01), Pollman
patent: 3434567 (1969-03-01), Wilkins
patent: 3556254 (1969-06-01), Lambert
patent: 3565212 (1969-11-01), Johnson
patent: 3726362 (1973-04-01), Puckett
patent: 3997027 (1976-12-01), Patterson

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