Chucks

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Chucks; Expansion mandrels; Adaptations thereof for remote control > Chucks

CPC:

Chucks ; Expansion mandrels; Adaptations thereof for remote control (faceplates B23Q1/50; rotary devices holding by magnetic and/or electrical force acting directly on work B23Q3/152) > Chucks

Of 14 combined children, 9 exist in both systems.

5 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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B23B 31/021 CPC only CPC only
B23B 31/023 CPC only CPC only
B23B 31/025 CPC only CPC only
B23B 31/026 +1 CPC CPC only CPC only
B23B 31/028 CPC only CPC only
B23B 31/06 Features relating to the removal of tools; Accessories therefor IPC+CPC Available in IPC and CPC
B23B 31/08 holding tools yieldably +1 CPC IPC+CPC Available in IPC and CPC
B23B 31/10 characterised by the retaining or gripping devices or their immediate operating means +2 CPC IPC+CPC Available in IPC and CPC
B23B 31/24 characterised by features relating primarily to remote control of the gripping means IPC+CPC Available in IPC and CPC
B23B 31/32 with jaws carried by diaphragm IPC+CPC Available in IPC and CPC
B23B 31/34 with means enabling the workpiece to be reversed or tilted IPC+CPC Available in IPC and CPC
B23B 31/36 with means for adjusting the chuck with respect to the working-spindle IPC+CPC Available in IPC and CPC
B23B 31/38 with overload clutches IPC+CPC Available in IPC and CPC
B23B 31/39 Jaw changers since 1990 IPC+CPC Available in IPC and CPC