CPC B23C 5/10 (2013.01) [B23C 3/12 (2013.01); B23C 5/06 (2013.01); B27G 5/04 (2013.01)] | 20 Claims |
1. An apparatus, comprising:
a cutting bit comprising a router bit or a shaper cutter head, comprising: a body;
and a cutter secured to the body; wherein when the cutting bit is installed in a woodworking machine the body is configured to rotate about a longitudinal axis;
wherein along the longitudinal axis: the cutter defines a concave or convex cutting-edge profile; the cutting-edge profile is symmetric about an axial midpoint of the cutting-edge profile that is equidistant from longitudinal ends of the cutting-edge profile; wherein relative to the longitudinal axis the axial midpoint is a radially inner most or a radially outermost point on the arcuate cutting-edge profile; and
wherein the body comprises a recess that defines a flat indexing surface that is disposed at a same axial position along the longitudinal axis as the axial midpoint, that protrudes radially outwards from a portion of the body, and wherein from the flat indexing surface a normal line extends that is parallel to the longitudinal axis.
|