IPC Subgroup
B23B 31/12 Chucks with simultaneously-acting jaws, whether or not also individually adjustable
Introduced: September 1968
Last revised: January 2006
Full Title
Chucks; Expansion mandrels; Adaptations thereof for remote control > Chucks > characterised by the retaining or gripping devices or their immediate operating means > Chucks with simultaneously-acting jaws, whether or not also individually adjustable
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- TURNING; BORING
6 direct subcodes
Child Classifications
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- B23B 31/14 involving the use of centrifugal force
- B23B 31/16 moving radially
- B23B 31/18 pivotally movable in planes containing the axis of the chuck
- B23B 31/19 moving parallel to the axis of the chuck
- B23B 31/2 Longitudinally-split sleeves, e.g. collet chucks
- B23B 31/22 Jaws in the form of balls