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DIFF Subgroup
B23Q 1/26

characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members > Movable or adjustable work or tool supports > characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members

CPC:

Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members (B23Q37/00 takes precedence ) > Movable or adjustable work or tool supports > characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members

Of 9 combined children, 7 exist in both systems.

2 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B23Q 1/267 CPC only CPC only
  • B23Q 1/30 controlled in conjunction with the feed mechanism IPC+CPC Available in IPC and CPC
  • B23Q 1/32 Relative movement obtained by co-operating spherical surfaces, e.g. ball-and-socket joints since 1995 IPC+CPC Available in IPC and CPC
  • B23Q 1/40 using ball, roller or wheel arrangements since 1995 IPC+CPC Available in IPC and CPC
  • B23Q 1/42 using T-, V-, dovetail-section or like guides (B23Q1/40 takes precedence) since 1995 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

  1. ITW (ILLINOIS TOOL WORKS) US 3,407
  2. FANUC JP 3,120
  3. DISCO ABRASIVE SYSTEM 2,777
  4. HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
  5. ROBERT BOSCH DE 2,468
  6. FANUC 2,273
  7. DISCO CORPORATION JP 2,267
  8. GE (GENERAL ELECTRIC COMPANY) US 1,611
  9. CHINESE ACADEMY OF SCIENCES 1,534
  10. ISCAR IL 1,499

Top Applicants (CPC)

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

  1. ITW (ILLINOIS TOOL WORKS) US 3,642
  2. DISCO CORPORATION JP 3,316
  3. FANUC JP 3,111
  4. ROBERT BOSCH DE 2,711
  5. FANUC 2,163
  6. GE (GENERAL ELECTRIC COMPANY) US 2,113
  7. ISCAR IL 1,516
  8. SIEMENS DE 1,459
  9. LINCOLN GLOBAL US 1,433
  10. KOBE STEEL JP 1,423