B PERFORMING OPERATIONS; TRANSPORTING
B23 MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
B23Q15/00 Automatic control or regulation of feed movement, cutting velocity or position of tool or work