Felling head with swinging cutter bar

Details Felling head with swinging cutter bar Felling head with swinging cutter bar

1988-07-15

1989-07-18

Bray, W. Donald

Woodworking

Special-work machine

Tree felling

83613, 83928, 144336, A01G 2308

Patent

active

048484253

ABSTRACT:
A tree felling head has a frame with two laterally spaced-apart support means at the bottom of the frame. A cutting unit is pivotally mounted at one end on one of the support means while the other end of the cutting unit is supported on the other support means. The cutting unit carries a rotatable cutting bar. Means pivot the cutting unit, while its other end is guided on the other support means, and while its cutting bar is rotated, to move the cutting bar against a tree and to cut through it.
The cutting unit also has an accumulating plate located immediately behind the cutting bar for accumulating cut trees thereon.

REFERENCES:
patent: 3902538 (1875-09-01), Muirhead
patent: 3970125 (1976-07-01), Muirhead et al.
patent: 4039010 (1977-08-01), Tucek
patent: 4153086 (1979-05-01), Oldenburg
patent: 4540033 (1985-09-01), Wehr et al.
patent: 4763705 (1988-08-01), Johnson

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