Fire escape – ladder – or scaffold – Ladder and platform – Platform with ladder as support
Patent
1988-12-29
1989-09-19
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder and platform
Platform with ladder as support
182129, 182152, 280 325, B25H 500
Patent
active
048672734
ABSTRACT:
A workers support stand that provides support to either the upper or lower portion of a workers body is disclosed. The stand can be collapsed and folded to make it compact for storage purposes, and when in its operational position, provides a sturdy and well-balanced, adjustable support stand that can support a worker leaning backward or forward.
REFERENCES:
patent: 2701168 (1955-02-01), Schemeris
patent: 2969123 (1961-01-01), Jamerson et al.
patent: 2970668 (1961-02-01), Snyder
patent: 3976155 (1976-08-01), Esch
patent: 4072207 (1978-02-01), Bolis
patent: 4397374 (1983-08-01), Rumage et al.
patent: 4530419 (1985-07-01), Rumage et al.
patent: 4542806 (1985-09-01), Olson
patent: 4618029 (1986-10-01), Lowry
patent: 4727958 (1988-03-01), Botello
Brochure entitled "Mech-Aid" by Friesen Enterprises, Incorporated.
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