Fire escape – ladder – or scaffold – Self-sustaining
Patent
1994-05-31
1995-10-10
Chin-Shue, Alvin C.
Fire escape, ladder, or scaffold
Self-sustaining
182152, E04G 114
Patent
active
054563348
ABSTRACT:
A scaffolding for use by bricklayers when working at elevated locations comprising: a plurality of scaffolding components adapted to support planking for use by bricklayers when working at elevated locations; a scaffolding component comprising a central H-shaped member, the H-shaped member fabricated of a pair of vertically disposed hollow, external tubular members in spaced parallel relationship, each external vertical member having a plurality of holes extending therethrough in aligned pairs for adjustment purposes, a plurality of cross rods disposed in a horizontal orientation coupling the external vertical members; an adjustment foot for each external vertical member, each adjustment foot having a planar member positionable in a horizontal plane on the ground with an upstanding, external internal member positionable within the vertical external members and with apertures in aligned pairs adapted to align with the apertures of the vertical external members; and support legs with hinges coupling the first exterior vertical posts with the interior edges of the support legs, the support legs being formed in a rectangular configuration with pin holes in the exterior legs thereof adjacent the lower end with support feet having a horizontal plate and an interior vertical member with aligned apertures therethrough and a pin extending therethrough to vary the height of the support legs.
REFERENCES:
patent: 2445453 (1948-07-01), Pennington
patent: 3850264 (1974-11-01), Salinas
patent: 4883147 (1989-11-01), Davison
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