CPC Subgroup Additional Only
F15B 2211/515 characterised by the connections of the pressure control means in the circuit
Full Title
Circuits for servomotor systems > Pressure control > characterised by the connections of the pressure control means in the circuit
6 direct subcodes
Child Classifications
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- F15B 2211/5151 being connected to a pressure source and a directional control valve
- F15B 2211/5153 being connected to an output member and a directional control valve
- F15B 2211/5156 being connected to a return line and a directional control valve
- F15B 2211/5157 being connected to a pressure source and a return line
- F15B 2211/5158 being connected to a pressure source and an output member
- F15B 2211/5159 being connected to an output member and a return line
Top Applicants
Top 10 applicants by patent filingsfor class F15, 2013–2023, worldwide · Source: EPO PATSTAT
- ROBERT BOSCH DE 1,281
- SMC CORPORATION JP 865
- HITACHI CONSTRUCTION MACHINERY COMPANY JP 814
- KYB CORPORATION JP 584
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 536
- CATERPILLAR US 532
- FESTO & COMPANY DE 486
- JOHN DEERE US 419
- KAWASAKI HEAVY IND JP 368
- HAMILTON SUNDSTRAND US 368