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IPC Main Group
B23D 45/00

Sawing machines or sawing devices with circular saw blades or with friction saw discs

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:
PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR

10 direct subcodes

Child Classifications

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  • B23D 45/02 with a circular saw blade or the stock mounted on a carriage
  • B23D 45/04 with a circular saw blade or the stock carried by a pivoted lever
  • B23D 45/06 with a circular saw blade arranged underneath a stationary work-table
  • B23D 45/08 with a ring blade having inside saw teeth
  • B23D 45/1 with a plurality of circular saw blades
  • B23D 45/12 with a circular saw blade for cutting tubes
  • B23D 45/14 for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut
  • B23D 45/16 Hand-held sawing devices with circular saw blades
  • B23D 45/26 with high-speed cutting discs, performing the cut by frictional heat melting the material

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