Gearboxes; Mounting gearing therein

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

General details of gearing > Gearboxes; Mounting gearing therein

CPC:

General details of gearing (of screw-and-nut gearing F16H25/00; of fluid gearing F16H39/00 - F16H43/00) > Gearboxes; Mounting gearing therein

Of 26 combined children, 14 exist in both systems.

12 codes are CPC-only extensions.

Note: 11 CPC extensions are marked as secondary classification only.

4 shared codes have differing titles between IPC and CPC.

Child Classifications

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F16H 2057/02008 2nd only CPC only CPC only
F16H 2057/02013 2nd only CPC only CPC only
F16H 2057/02017 2nd only CPC only CPC only
F16H 2057/02021 2nd only CPC only CPC only
F16H 2057/02026 2nd only CPC only CPC only
F16H 2057/0203 2nd only CPC only CPC only
F16H 2057/02034 2nd only CPC only CPC only
F16H 2057/02039 2nd only +4 CPC CPC only CPC only
F16H 2057/02086 2nd only CPC only CPC only
F16H 2057/02091 2nd only CPC only CPC only
F16H 2057/02095 2nd only CPC only CPC only
F16H 57/02004 CPC only CPC only
F16H 57/021 Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings since 2012 +2 CPC IPC+CPC Available in IPC and CPC
F16H 57/023 Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly since 2012 +1 CPC IPC+CPC Available in IPC and CPC
F16H 57/025 Support of gearboxes, e.g. torque arms, or attachment to other devices since 2012 IPC+CPC Available in IPC and CPC
F16H 57/027 characterised by means for venting gearboxes, e.g. air breathers since 2012 IPC+CPC Available in IPC and CPC
F16H 57/028 characterised by means for reducing vibration or noise since 2012 IPC+CPC Available in IPC and CPC
F16H 57/029 characterised by means for sealing the gearboxes, e.g. to improve airtightness since 2012 IPC+CPC Available in IPC and CPC
F16H 57/03 characterised by means for reinforcing gearboxes, e.g. ribs since 2012 IPC+CPC Available in IPC and CPC
F16H 57/031 characterised by covers or lids for gearboxes since 2012 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
TOYOTA MOTOR CORPORATION 7,215
HYUNDAI MOTOR COMPANY KR 6,846
ROBERT BOSCH DE 6,106
NTN CORPORATION 5,305
SKF SE 4,219
KIA MOTORS CORPORATION KR 3,852
NSK 3,850
HONDA MOTOR COMPANY 3,639

Top Applicants (CPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
HYUNDAI MOTOR COMPANY KR 7,933
ROBERT BOSCH DE 7,059
KIA MOTORS CORPORATION KR 4,867
SKF SE 4,729
TOYOTA MOTOR CORPORATION JP 4,111
FORD GLOBAL TECHNOLOGIES US 3,838
GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
TOYOTA MOTOR CORPORATION 3,499