(under subclass 475) Device wherein the cutting edge is carried by a member adapted to revolve about an axis normal to the planar surface of the workpiece.
SEE OR SEARCH THIS CLASS, SUBCLASS:
475, and 476, for a rotary material removing member mounted on an axis parallel to the workpiece.
SEE OR SEARCH CLASS
144, Woodworking,
118, for a planing machine in which the cutting edge is set in the face of a disk and describes a circular path in contact with the workpiece.