(under subclass 110) Device including structure to cause relocation of the tool with respect to the work-contacting structure in the direction parallel to the tool-axis.
SEE OR SEARCH THIS CLASS, SUBCLASS:
62+, for tool-moving structure including a machine supporting base and means to move the work relative to the base toward the tool along the tool-axis.
99+, for tool-moving structure combined with a tool-opposing, work-engaging surface.
129+, for similar structure lacking a work-contacting surface in addition to the tool.