Woodworking – Special-work machine – Tree felling
Patent
1973-07-02
1976-07-20
Schran, Donald R.
Woodworking
Special-work machine
Tree felling
144309AC, 144 3D, 83795, 83928, A01G 2308, B27B 510
Patent
active
039701255
ABSTRACT:
Apparatus for cutting through a standing tree near the base by advancing a power driven blade transversely through the tree trunk. The blade has a leading edge along which a motor driven cutting element is journalled and the element is a shaft provided with helical flutes and wood chipping edges. A tree tilting mechanism on the apparatus is operable to keep the kerf open behind the advancing element and to fall the severed tree to one side of the path of travel of the apparatus.
REFERENCES:
patent: 2583945 (1952-01-01), Jacobs
patent: 3059677 (1962-10-01), Busch et al.
patent: 3457977 (1969-07-01), Andersson et al.
patent: 3672412 (1972-06-01), Albright
Martin John
Martin Patrick J.
Muirhead Aubrey S.
Rigler Ross H.
Muirhead Machinery Ltd.
Schran Donald R.
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