B23B31/4046 - CPC Classification Index

ClassID:

40649 ⎘

B23B31/4046 - CPC Classification

Classification description:

Chucks ; Expansion mandrels; Adaptations thereof for remote control; Expansion mandrels; Gripping the work or tool by jaws moving radially controlled by conical surfaces Details of the jaws

Recent Application in this class:

20220016719

2022-01-20

INTERNAL CLAMPING MEANS FOR CLAMPING A PLURALITY OF WORKPIECES

20210197460

2021-07-01

Inner cavity near-net-shaping device for micro cast-rolling additive manufacturing of large-scale special-shaped pipe

20190224756

2019-07-25

Fixture for improving balance precision of wheel

20170144230

2017-05-25

TOOL CHANGING DEVICE

20120056387

2012-03-08

Device for clamping a workpiece holder to a collet chuck that can be fixed to a machine tool

20060284383

2006-12-21

Expanable mandrel