Elevator safety barricade

Details Elevator safety barricade Elevator safety barricade

1989-10-05

1991-01-08

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Miscellaneous

182113, 187 98, B66B 1300

Patent

active

049828142

ABSTRACT:
An elevator safety barricade adapted to prevent inadvertent entry into an elevator shaft comprised of a pair of opposed pockets in the opposite side plates of an elevator opening and a pair of overlapping restraining bars with one end of each restraining bar inserted into each of the openings. The pair of restraining bars are held in place in rigid relationship with each other to provide a rigid barricade.

REFERENCES:
patent: 1585592 (1926-05-01), McArthur
patent: 2289844 (1942-07-01), Lamb
patent: 3224048 (1965-12-01), Sullivan
patent: 3675613 (1972-07-01), Sayles
patent: 4321771 (1982-03-01), Koike
patent: 4399635 (1983-08-01), Darga
patent: 4437265 (1984-03-01), Turro
patent: 4590706 (1986-05-01), Plowman
patent: 4598508 (1986-07-01), Baum

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