(under subclass 355) Device in which either the tool or the
work is shifted between cutting operations in a regularly recurring manner, and in a direction transverse both to the tool stroke and the main direction of work-feed.
SEE OR SEARCH THIS CLASS, SUBCLASS:
215+, for a machine wherein a tool has motion additional to its tool stroke during a cutting cycle.
220+, for a machine in which the work may be advanced in different directions between successive operations of a tool.
249, for a machine having work-feed means arranged so as to facilitate manual shifting or reorientation of work between successive tool strokes.