Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Main Group
B23B 13/00

Arrangements for automatically conveying, chucking or guiding stock for turning machines

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:
TURNING; BORING

6 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B23B 13/02 for turning-machines with a single working-spindle
  • B23B 13/04 for turning-machines with a plurality of working-spindles
  • B23B 13/06 Arrangements for switching-off the drive of turning-machines after the stock has been completely machined
  • B23B 13/08 Arrangements for reducing vibrations in feeding-passages or for damping noise
  • B23B 13/1 with magazines for stock
  • B23B 13/12 Accessories, e.g. stops, grippers

Top Applicants

Top 10 applicants by patent filingsfor 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