Woodworking – Special-work machine – Tree felling
Patent
1975-05-21
1976-07-13
Simpson, Othell M.
Woodworking
Special-work machine
Tree felling
83490, 83853, 83928, 144 3D, 144309AC, A01G 2308
Patent
active
039688216
ABSTRACT:
A tree felling device comprising a spherical bowl carrying an endless saw chain along its peripheral edge and mounted to be moved a limited angle around the center of an imagined sphere in which it is included.
REFERENCES:
patent: 3854510 (1974-12-01), Matlik
patent: 3857425 (1974-12-01), Wiklund
Bray W. D.
Simpson Othell M.
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