DIFF Subgroup
F16H 21/46 with movements in three dimensions [3D]
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Gearings comprising primarily only links or levers, with or without slides > with movements in three dimensions [3D]
CPC:
Gearings comprising primarily only links or levers, with or without slides (F16H23/00 takes precedence) > with movements in three dimensions [3D]
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F16H 21/50 for interconverting rotary motion and reciprocating motion IPC+CPC Available in IPC and CPC
- F16H 21/52 for interconverting rotary motion and oscillating motion IPC+CPC Available in IPC and CPC
- F16H 21/54 for conveying or interconverting oscillating or reciprocating motions 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