CPC Subgroup Additional Only
F16D 2500/502 Relating the clutch
Full Title
External control of clutches by electric or electronic means > Problem to be solved by the control system > Relating the clutch
14 direct subcodes
Child Classifications
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- F16D 2500/50203 Transition between manual and automatic control of the clutch
- F16D 2500/50206 Creep control
- F16D 2500/50224 Drive-off
- F16D 2500/50227 Control of clutch to control engine
- F16D 2500/5023 Determination of the clutch wear
- F16D 2500/50233 Clutch wear adjustment operation
- F16D 2500/50236 Adaptations of the clutch characteristics, e.g. curve clutch capacity torque - clutch actuator displacement
- F16D 2500/50239 Soft clutch engagement
- F16D 2500/50242 Cleaning of clutches, e.g. controlling the engine or the clutch to provoke vibrations eliminating particles from the clutch friction surfaces
- F16D 2500/50245 Calibration or recalibration of the clutch touch-point
- F16D 2500/50284 Control of secondary clutch in the driveline, i.e. not including clutches in automatic transmission, e.g. in the vicinity of rear axle or on parallel drive shaft
- F16D 2500/50287 Torque control
- F16D 2500/50293 Reduction of vibrations
- F16D 2500/50296 Limit clutch wear
Top Applicants
Top 10 applicants by patent filingsfor 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