while the tool acts upon the workpiece

Introduced: January 1980

Full Title

Automatic control or regulation of feed movement, cutting velocity or position of tool or work > while the tool acts upon the workpiece

Of 7 combined children, 6 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

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B23Q 15/0075 CPC only CPC only
B23Q 15/013 Control or regulation of feed movement (B23Q15/12 takes precedence) since 1980 IPC+CPC Available in IPC and CPC
B23Q 15/08 Control or regulation of cutting velocity (B23Q15/12 takes precedence) since 1980 IPC+CPC Available in IPC and CPC
B23Q 15/12 Adaptive control, i.e. adjusting itself to have a performance which is optimum according to a preassigned criterion since 1980 IPC+CPC Available in IPC and CPC
B23Q 15/14 Control or regulation of the orientation of the tool with respect to the work since 1980 IPC+CPC Available in IPC and CPC
B23Q 15/16 Compensation for wear of the tool since 1980 IPC+CPC Available in IPC and CPC
B23Q 15/18 Compensation of tool-deflection due to temperature or force since 1980 IPC+CPC Available in IPC and CPC

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

Class B23,2013–2023, worldwide · Source: EPO PATSTAT