Rope ladder

Details Rope ladder Rope ladder

1978-08-14

1979-12-11

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder

Flexible

182228, E06C 156, E06C 750

Patent

active

041778782

ABSTRACT:
A rope ladder in which a pair of bolted-together wedge collars and a wedge heart act upon a pair of ropes at each side of each step, to wedge themselves to the rope so that they and their step are locked firmly in place, relative to the rope.

REFERENCES:
patent: 800934 (1905-10-01), McArthur
patent: 3415341 (1968-12-01), Hostetler

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