Portable observation stand

Details Portable observation stand Portable observation stand

1979-06-07

1981-03-24

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder and platform

Platform with ladder as support

182163, 182187, 182189, 182206, E06C 748, E06C 108

Patent

active

042574900

ABSTRACT:
A portable observation stand mountable to a tree. A ladder includes a plurality of tubular sections pivotally interconnected. A platform pivotally mounted to the top of the ladder is abuttable against a tree and secured thereto by a chain having a first end attached to the platform with the chain then extending around the tree to a hook pivotally mounted to the platform. Means are provided to tighten the chain. Temporary erecting means mounted to the stand secures the platform in a horizontal position until the chain is tightened.

REFERENCES:
patent: 234389 (1880-11-01), Cannon
patent: 439361 (1890-10-01), Stupp
patent: 818268 (1906-04-01), Leuz
patent: 2183251 (1939-12-01), Beggs
patent: 3057431 (1962-10-01), George
patent: 3419108 (1968-12-01), Mobbs
patent: 4009763 (1977-03-01), Hunter
patent: 4061202 (1977-12-01), Campbell

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