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 45/18 Machines with circular saw blades for sawing stock while the latter is travelling otherwise than in the direction of the cut
- 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
- ITW (ILLINOIS TOOL WORKS) US 3,407
- FANUC JP 3,120
- DISCO ABRASIVE SYSTEM 2,777
- HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
- ROBERT BOSCH DE 2,468
- FANUC 2,273
- DISCO CORPORATION JP 2,267
- GE (GENERAL ELECTRIC COMPANY) US 1,611
- CHINESE ACADEMY OF SCIENCES 1,534
- ISCAR IL 1,499