Ladder securing devices and ladder assembly

Details Ladder securing devices and ladder assembly Ladder securing devices and ladder assembly

1980-11-26

1982-12-14

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Wall- or floor-attached

Ladder

182107, 182206, 182214, E06C 748

Patent

active

043633781

ABSTRACT:
A ladder securing device which comprises two connectors for attachment to the runners of a ladder. One of the connectors includes a first rotatable element on which is mounted a second rotatable element. The elements are rotatable about axes which are at right angles to one another. A curved metal band is attached to one of said elements and the other connector includes an arrangement such as a locking pin for releasably securing the metal band to it. The arrangement of the first connector is such that the band can pivot about the two axes.

REFERENCES:
patent: 1994369 (1935-03-01), Risser
patent: 2870948 (1959-01-01), Lundgren
patent: 3037579 (1962-06-01), Barrow
patent: 3282375 (1966-11-01), Ray
patent: 3318415 (1967-05-01), Christie
patent: 3338332 (1967-08-01), Brantly
patent: 3715012 (1973-02-01), Perry
patent: 3792756 (1974-02-01), Kelly
patent: 3828889 (1974-08-01), Rehm
patent: 3995714 (1976-12-01), Brookes
patent: 4130180 (1978-12-01), Ferguson

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