Woodworking – Special-work machine – Tree delimbing
Reexamination Certificate
2008-05-27
2008-05-27
Miller, Bena (Department: 3725)
Woodworking
Special-work machine
Tree delimbing
C144S004100
Reexamination Certificate
active
11328906
ABSTRACT:
A tree delimber including a base frame rotatably supporting a yoke and cutting head assembly. The yoke is journalled for rotation in a ring bearing on the base frame adjacent its rear end and supported by a pair of roller units adjacent its front end. Each roller unit includes a vertically adjustable roller, adjustment being possible by manipulation of a single screw shaft accessible from a corresponding side of the base frame.
REFERENCES:
patent: 4749012 (1988-06-01), Hamby, Jr.
patent: 4899794 (1990-02-01), Hamby, Jr.
patent: 5515895 (1996-05-01), Hamby, Jr.
patent: 5704407 (1998-01-01), Hamby, Jr.
patent: 6431232 (2002-08-01), Seymour
Caterpillar Forest Products Inc.
Miller Bena
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