Woodworking – Process – Timber harvesting or processing
Reexamination Certificate
2005-09-20
2005-09-20
Banks, Derris H. (Department: 3725)
Woodworking
Process
Timber harvesting or processing
C144S373000, C144S004100, C144S034100, C144S242100
Reexamination Certificate
active
06945292
ABSTRACT:
Tree harvester (10) is mounted on tractor (12) to enable continuously cutting and chipping of trees. The harvester (10) includes a rotary saw (14) for cutting a tree near ground level, transport means (16) adjacent the rotary saw (14) for gripping a tree cut by the rotary saw (14) and transporting the tree to and dropping the cut tree in a chipper (18) located at an end of the transport means (16) distant the rotary saw (14). The transport means (16) includes first and second opposed conveyors (46, 48) each provided with laterally extending fingers (50) so that a cut tree can be gripped by the fingers (50) of the opposed conveyors (46, 48) and subsequently transported therebetween to the chipper (18).
REFERENCES:
patent: 4057192 (1977-11-01), Smith
patent: 4338985 (1982-07-01), Smith et al.
patent: 4784195 (1988-11-01), Eggen
patent: 5819825 (1998-10-01), Lyman et al.
patent: 6026869 (2000-02-01), Holmes
patent: 3141940 (1981-10-01), None
Giles Richard Courthope
Pederick Harley Lawson
Banks Derris H.
Bromberg & Sunstein LLP
Oil Mallee Company of Australia
Self Shelley
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