Fire escape – ladder – or scaffold – Unitary foldable – rigid scaffold or ladder – Trestle
Patent
1975-09-22
1976-04-20
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Unitary foldable, rigid scaffold or ladder
Trestle
182181, 182225, F16M 1100
Patent
active
039512339
ABSTRACT:
A collapsible sawhorse which is strong and durable but which may be collapsed into a small package which is easily stored and carried, without the use of tools and without the necessity for loosening any parts. When the legs are in the extended position, the load bearing member rests directly on the top surface of the legs so as to provide solid support for the load resting upon the sawhorse.
REFERENCES:
patent: 1501088 (1924-07-01), Anderson
patent: 1778566 (1930-10-01), Pitner
patent: 2216187 (1940-10-01), Dion
patent: 3198286 (1965-08-01), Wilson
patent: 3618704 (1971-11-01), Smith
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