(under the class definition) Apparatus in which means are provided to perform a tool drive function and a tool drive function in a different manner or a function other than tool driving after (1) removal of a significant portion of the apparatus (2) installation of additional parts or (3) substantial rearrangement of existing parts.
SEE OR SEARCH THIS CLASS, SUBCLASS:
47, for a drive which is adjustable to completely change the kind of drive motion.
