for connecting objects by press fit or for detaching same

Introduced: September 1968

Last revised: January 2006

Full Title

Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes > for connecting objects by press fit or for detaching same

Classification Context

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

Filing statistics

IPC B23P 19/02 belongs to the parent subclass B23P, which recorded 233,653 patent applications worldwide between 2013 and 2023. Annual filings grew from 11,207 in 2013 to 27,063 in 2023 (+141%), peaking at 27,887 applications in 2020. The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,407 applications), FANUC (3,120 applications) and DISCO ABRASIVE SYSTEM (2,777 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

press-fitting of BUSH(ES)pressing RING(S) or sockets on handles, poles or like articles

2 direct subcodes

Child Classifications

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B23P 19/027 using hydraulic or pneumatic means
B23P 19/033 using vibration

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