Fire escape – ladder – or scaffold – Scaffold external of shaft
Patent
1987-02-17
1988-03-15
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Scaffold external of shaft
108152, A01M 3102, A45F 326
Patent
active
047307005
ABSTRACT:
A portable tree stand includes a rigid, substantially rectangular lightweight platform having a flexible chain secured thereto for use in attaching and locking the platform to a tree trunk. A pair of elongate brace members are pivotally connected to the lower surface of the platform and are fixedly connected to a penetrating member, which penetrates the tree trunk when the tree stand is mounted on a tree. The platform has a recessed end and a pair of penetrating elements projecting therefrom, which facilitate positioning and stability of the platform. Carrying straps are provided to permit easy transport of the portable deer stand as a backpack.
REFERENCES:
patent: 1206574 (1916-11-01), Miller
patent: 3116808 (1964-01-01), Riley
patent: 3338332 (1967-08-01), Brantly
patent: 3493080 (1970-02-01), Ehlert
patent: 3749200 (1973-07-01), Meyer
patent: 3885649 (1975-05-01), Damron
patent: 4113057 (1978-09-01), Bessinger
patent: 4428459 (1984-01-01), Peck
patent: 4484660 (1984-11-01), Baynum
patent: 4596309 (1986-06-01), Venson
patent: 4601364 (1986-07-01), York
Miller Stanley A.
Miller Thomas E.
Bains Herman H.
Machado Reinaldo P.
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