Fire escape – ladder – or scaffold – Combined
Patent
1988-10-24
1989-12-05
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Combined
182155, 182225, 269901, 273407, B27B 2100, B25H 106, F41J 110
Patent
active
048846589
ABSTRACT:
A collapsible sawhorse including a crossbeam and two pairs of legs connected at opposite ends of the crossbeam for disposition between a load-supporting position and a folded position, wherein each pair of legs is pivotally connected to a support member that is pivotally connected to the crossbeam so that each support member and its pair of legs may collectively pivot between the two positions. Brackets are provided for detachably supporting a projectile target to the crossbeam.
REFERENCES:
patent: 889494 (1908-06-01), Van Halder
patent: 934736 (1909-09-01), Koch
patent: 2594464 (1952-04-01), Loucks
patent: 2854290 (1958-09-01), Steen
patent: 3064755 (1962-11-01), Illes
patent: 4030565 (1977-06-01), Chaput
patent: 4152834 (1979-05-01), Stansberry
patent: 4278148 (1981-07-01), Daley
patent: 4298094 (1981-11-01), Strong
patent: 4375245 (1983-03-01), Schill
patent: 4489808 (1984-12-01), Voye
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