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US 4,134,474 AGranted
Observation stand
AssigneeTruth Incorporated
InventorsHarold L. Stavenau, Reuben W. Kaplan
Life of this patent
Estimating the term…
Abstract
A portable observation stand for mounting on trees having a wide range of diameters. The stand includes a frame, which is detachably secured to a selected tree, and an articulated ladder which may be retained in a climbing position, for entry by an outdoorsman, and in a base position to provide support for a floor during use. A U-shaped rail may be mounted on the frame, and a shroud which encloses the stand may be secured to the rail.
Claims12
A stand for mounting on a tree comprising:
- a frame having a front side, a rear side, an upper section, a middle section and a lower section;
- mounting structure for securing the frame to a tree, said mounting structure extending outwardly from the rear side of the frame;
- an articulated ladder pivotably secured to the lower section of the frame, said ladder mounted for rotation between a climbing position extending vertically and downwardly from the frame, and a base-extending position extending horizontally and outwardly from the front side of the frame;
- and
- means for retaining the articulated ladder in the base-extending position.
2 more elements
A stand for mounting on a tree comprising:
- a frame having a front side, a rear side, an upper section, a middle section and a lower section;
- mounting structure for securing the frame to a tree including
- an upper band detachably secured to the upper end of the frame and adapted to encircle a tree, said upper band having tree-engaging studs;
- and
- a V-shaped bracket secured to the lower section of the frame, opening outwardly from the rear side, said V-shaped bracket having tree-engaging studs;
- an articulated ladder pivotably secured to the lower section of the frame, said ladder mounted for rotation between a climbing position extending vertically and downwardly from the frame and a base position extending horizontally and outwardly from the front side of the frame, said articulated ladder including
- an upper section having an upper end and a lower end formed by two horizontally spaced-apart support secured together by a plurality of vertically spaced rungs,
- a lower section having an upper and a lower end formed by two horizontally spaced-apart supports secured together by a plurality of vertically spaced-apart rungs,
- pins connecting the lower end of the upper section for rotation about the upper end of said lower section, and
- a floor secured to said lower section;
- and
- means for retaining the articulated ladder in the base position.
9 more elements
Dependencies are inferred from the claim text.