Woodworking – Special-work machine – Tree felling
Reexamination Certificate
2005-11-29
2005-11-29
Banks, Derris H. (Department: 3725)
Woodworking
Special-work machine
Tree felling
C254S001000, C254S013000, C254S13300A, C144S004100
Reexamination Certificate
active
06968878
ABSTRACT:
A tree pusher for safely felling a tree. The tree pusher includes (a) a base, (b) a frame, and (c) a detachable pronged head for gripping the tree while the tree is being felled. As the tree falls, the head remains attached to the tree, and detaches itself from the frame of the tree pusher.
REFERENCES:
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patent: 4148462 (1979-04-01), Jessup
patent: 4564173 (1986-01-01), Atherton et al.
patent: 4660806 (1987-04-01), Masters
patent: 5992824 (1999-11-01), Voss
patent: 6135419 (2000-10-01), Hutson, Jr. et al.
Banks Derris H.
Roberts, Jr. Reginald F.
Self Shelley
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