IPC Subgroup
F16H 3/08 exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts
Introduced: September 1968
Last revised: January 2006
Full Title
Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion > without gears having orbital motion > exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts
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
6 direct subcodes
Child Classifications
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- F16H 3/083 with radially acting and axially controlled clutching members, e.g. sliding keys
- F16H 3/085 with more than one output shaft
- F16H 3/087 characterised by the disposition of the gears
- F16H 3/1 with one or more one-way clutches as an essential feature
- F16H 3/12 with means for synchronisation not incorporated in the clutches
- F16H 3/14 Gearings for reversal only
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