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IPC Subgroup
F16H 48/29

with self-braking intermeshing gears having perpendicular arranged axes and having worms or helical teeth

Introduced: January 2012

Full Title

Differential gearings > Arrangements for suppressing or influencing the differential action, e.g. locking devices > using self-locking gears or self-braking gears > with self-braking intermeshing gears having perpendicular arranged axes and having worms or helical teeth

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

Top Applicants

Top 10 applicants by patent filingsfor class F16, 2013–2023, worldwide · Source: EPO PATSTAT

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