Portable hanging scaffold

Details Portable hanging scaffold Portable hanging scaffold

1977-05-11

1978-02-21

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Suspended platform

182117, E04G 310

Patent

active

040747921

ABSTRACT:
A strong lightweight hanging scaffold for four or more workmen with heavy materials has a wide range of adjustability adapting it for a variety of uses on many types of one and two story buildings including buildings with gable ends. The scaffold features strong top and bottom truss arms or beams which are vertically adjustable on end vertical ladder-type frames. A sturdy walkway of box form has a non-slip metal walking surface and may be employed in both level and inclined positions while resting on the bottom truss arms. Top spiked engaging bars of the upper truss arms have swiveled connections therewith so as to be compatible with various roof contours. The lower truss arms have extension bars with feet adapted for stable engagement with building walls.

REFERENCES:
patent: 2308142 (1943-01-01), Alloway
patent: 2957670 (1960-10-01), Wendl
patent: 2966228 (1960-12-01), Kowalski
patent: 3135351 (1964-06-01), Economos
patent: 3391757 (1968-07-01), Duke
patent: 3767010 (1973-10-01), Newlan
patent: 3900082 (1975-08-01), Rea

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