Woodworking – Process – Timber harvesting or processing
Reexamination Certificate
2006-03-07
2006-03-07
Banks, Derris H. (Department: 3725)
Woodworking
Process
Timber harvesting or processing
C144S004100, C144S034100
Reexamination Certificate
active
07007730
ABSTRACT:
An apparatus and method for harvesting trees and reducing their stumps is disclosed. The apparatus includes a rotating member including an upper disc saw blade and a lower stump grinding drum blade. The disc saw blade severs the tree from its stump, and thereafter the drum blade reduces the height of the stump down to at or near ground level.
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Quadco; photograph of brush cutter displayed at the Oregon Logging Conference Show in Portland, Oregon; 02-2002.
Banks Derris H.
Quarles & Brady LLP
Self Shelley
Timberjack Inc.
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