(under subclass 51) Apparatus in which the cutter is connected to supporting structure in a manner such that the cutter may be swung or otherwise shifted as a unit relative to the supporting structure in a substantially horizontal direction.
(1) Note. For the definition of cutter see this class, subclass 79.
SEE OR SEARCH THIS CLASS, SUBCLASS:
48, for a sidewall working machine having a cutter shiftable horizontally and advanced by a flexible member.
74, for cutter shiftable horizontally which has a cutter with teeth moving in a substantially horizontal plane.