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CPC Subgroup
F16H 15/50

Gearings providing a continuous range of gear ratios

Full Title

Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members (control of change-speed or reversing-gearings conveying rotary motion F16H59/00 - F16H63/00) > with members having orbital motion > Gearings providing a continuous range of gear ratios

4 direct subcodes

Child Classifications

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  • F16H 15/503
  • F16H 15/506
  • F16H 15/52 in which a member of uniform effective diameter mounted on a shaft may co-operate with different parts of another member
  • F16H 15/54 in which two members co-operate by means of rings or by means of parts of endless flexible members pressed between the first-mentioned members

Top Applicants

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

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