Anchoring device for flexible ladder

Details Anchoring device for flexible ladder Anchoring device for flexible ladder

1982-03-11

1983-08-23

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Suspended platform

182142, 182198, 248317, E06C 136, E06C 1397, E06C 156

Patent

active

043998917

ABSTRACT:
An anchoring device for use with a flexible ladder. The ladder is provided with an upper end having connecting elements. The anchoring device is arranged to connect the upper end of the ladder to an upstanding annular access manhole projection, such as provided on a storage spheroid. The anchoring device includes an arcuate caster support having opposite end portions to which are connected the opposite ends of a flexible connector to which the connecting elements of the ladder are movably connected. The caster support is provided with a plurality of casters rotatably mounted to roll about the manhole projection so that the flexible ladder may be hung from the projection for ready adjustability on the spheroid about the vertical axis thereof.

REFERENCES:
patent: 1101839 (1914-06-01), Elvestrom
patent: 1421609 (1922-07-01), Sturm et al.
patent: 1705958 (1929-03-01), Burrows
patent: 2499478 (1950-03-01), Feser
patent: 3095060 (1963-06-01), Reinhardt
patent: 3114433 (1963-12-01), Downs
patent: 3537545 (1970-11-01), Willis
patent: 3633708 (1972-01-01), Heilskov
patent: 3837429 (1974-09-01), Harris

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