Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Foot- or leg-attachable
Patent
1996-03-18
1999-12-07
Braun, Leslie A.
Fire escape, ladder, or scaffold
Pole or strand grasping-type climber
Foot- or leg-attachable
182134, 182136, 182187, A01M 3102
Patent
active
059967382
ABSTRACT:
A portable tree climbing device with platform capable of supporting a user above ground level. The main climbing platform incorporates a secured seat frame assembly which can also assume a secured upright position or collapse flat relative the platform body. The seat frame secures a seat with a folding backrest which is capable of complete 360 degree rotation relative to the platform body. A tree stand comprised of a main climbing platform and climbing aid whose angle members can be secured in either the upright, working position or collapse both flat and in overall length while in the transporting position. A tree stand where the main angle members secure an upright position by the use of slidable, pivotally connected linkages and spring loaded detent pins. A tree stand which utilizes a ridged and formed tree encircling member which is telescopically secured to the main angle members. The tree encircling member incorporates uneven leg lengths to further ease setup and is adjustable depending on the girth of the tree to be climbed. The tree encircling member secures its position by the use of locking pins. A main climbing platform and climbing aid whose members remain fully contained and connected to their relative platforms in either the upright working position or the collapsed transporting positions. A treestand which utilizes the "sit & stand" method of vertical locomotion.
REFERENCES:
patent: 4987972 (1991-01-01), Helms
patent: 5482137 (1996-01-01), McNeill
Braun Leslie A.
Nelson David
Phan Long Dinh
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