Woodworking – Planer – Rotary disk cutter
Reexamination Certificate
2007-05-01
2007-05-01
Miller, Bena (Department: 3725)
Woodworking
Planer
Rotary disk cutter
C144S162100, C144S220000, C144S039000, C144S003100
Reexamination Certificate
active
10804887
ABSTRACT:
A chipping head, particularly a chipping head of a chipping canter, is disclosed comprising a head body having thereon mounted multiple chipping knives that are adapted on the head body in an annular fashion spaced at a distance from each other. Onto the chipping head, on the head end face thereof touching a wooden workpiece being processing and/or on the lateral surface of a disc-like or flange-like element such as a circular saw blade mounted on the chipping head body, there is formed at least one groove and/or ridge, the groove and/or ridge spiraling about the axis of head body rotation so that the starting point of the groove and/or ridge is radially displaced at a distance from the axis of rotation and, respectively, the end point of the groove/ridge is closer than its starting point to the axis of rotation.
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Baker & Botts LLP
Miller Bena
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