(under subclass 591) Apparatus wherein the cutting blade is so formed that the work is cut with a continuing or slicing action such that the locus of cutting contact with the work shifts along the blade edge.
SEE OR SEARCH THIS CLASS, SUBCLASS:
595, for other progressively cutting rotary cutters.
611, for progressively cutting oscillating cutters of the axially extending cutting edge type.
636, for progressively cutting rectilinear reciprocating cutters.