having rotary shearing discs arranged in co-operating pairs

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Shearing machines or shearing devices cutting by rotary discs > having rotary shearing discs arranged in co-operating pairs

CPC:

Shearing machines or shearing devices cutting by rotary discs (by friction saw-discs B23D45/00) > having rotary shearing discs arranged in co-operating pairs

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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B23D 19/06 with several spaced pairs of shearing discs working simultaneously, e.g. for trimming or making strips +1 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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