Mobile ladder-scaffolding system

Details Mobile ladder-scaffolding system Mobile ladder-scaffolding system

1979-08-02

1980-11-11

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Traversing, track-mounted

Ground- or floor-engaging

182 45, 182117, 182214, E06C 1397, E06C 500, E06C 912, E04G 314

Patent

active

042327598

ABSTRACT:
A track supported mobile ladder-scaffolding system with self-adjusting lateral supporting structure at the top for engaging a roof by means of a vehicle which engages track structure attachable to a roof by clamping: safety hook structure prevents support failure at the top at roof-engaging and ladder engaging points of the mobile portion of the system.

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patent: 2043312 (1936-06-01), Warner
patent: 2359868 (1944-10-01), Mick
patent: 2663484 (1953-12-01), McPherson
patent: 2665951 (1954-01-01), Bobst
patent: 2902110 (1959-09-01), Eickholdt
patent: 3059721 (1962-10-01), Straw
patent: 3340960 (1967-09-01), Wilson
patent: 3391757 (1968-07-01), Duke
patent: 3854550 (1974-12-01), Shingler

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