IPC Main Group
F16H 57/00 General details of gearing
Introduced: September 1968
Last revised: January 2012
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- Subclass:
- GEARING
Additional Content
General details of screw-and-nut gearing General details of fluid gearing
5 direct subcodes
Child Classifications
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- F16H 57/01 Monitoring wear or stress of gearing elements, e.g. for triggering maintenance
- F16H 57/02 Gearboxes; Mounting gearing therein
- F16H 57/04 Features relating to lubrication or cooling
- F16H 57/08 of gearings with members having orbital motion
- F16H 57/12 Arrangements for adjusting or for taking-up backlash not provided for elsewhere
Top Applicants
Top 10 applicants by patent filingsfor 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