CPC Main Group Additional Only
B23B 2240/00 Details of connections of tools or workpieces
9 direct subcodes
Child Classifications
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- B23B 2240/04 Bayonet connections
- B23B 2240/08 Brazed connections
- B23B 2240/11 Soldered connections
- B23B 2240/16 Welded connections
- B23B 2240/21 Glued connections
- B23B 2240/24 Connections using hollow screws, e.g. for the transmission of coolant
- B23B 2240/28 Shrink-fitted connections, i.e. using heating and cooling to produce interference fits
- B23B 2240/32 Press fits
- B23B 2240/36 Connections using a tongue and a hollow of corresponding prismatic form
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,642
- DISCO CORPORATION JP 3,316
- FANUC JP 3,111
- ROBERT BOSCH DE 2,711
- FANUC 2,163
- GE (GENERAL ELECTRIC COMPANY) US 2,113
- ISCAR IL 1,516
- SIEMENS DE 1,459
- LINCOLN GLOBAL US 1,433
- KOBE STEEL JP 1,423