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DIFF Main Group
F15B 7/00

Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors

Introduced: September 1968

Title

Titles differ between systems:

IPC: Fluid-pressure actuator systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors

CPC: Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors

Full Title

Full titles differ between systems:

IPC:

Fluid-pressure actuator systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors

CPC:

Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors

CPC subdivides this area 2x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • F15B 7/001 CPC only CPC only
  • F15B 7/003 CPC only CPC only
  • F15B 7/008 CPC only CPC only
  • F15B 7/02 Systems with continuously-operating input and output apparatus IPC+CPC Available in IPC and CPC
  • F15B 7/04 In which the ratio between pump stroke and motor stroke varies with the resistance against the motor IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F15,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 1,079
  2. SCHAEFFLER TECHNOLOGIES & COMPANY DE 980
  3. SMC CORPORATION JP 737
  4. HITACHI CONSTRUCTION MACHINERY COMPANY JP 674
  5. KYB CORPORATION JP 525
  6. CATERPILLAR US 461
  7. FESTO & COMPANY DE 451
  8. ZHEJIANG UNIVERSITY 448
  9. HITACHI CONSTRUCTION MACHINERY COMPANY 442
  10. XUZHOU HEAVY MACHINERY COMPANY 404

Top Applicants (CPC)

Class F15,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 1,281
  2. SMC CORPORATION JP 865
  3. HITACHI CONSTRUCTION MACHINERY COMPANY JP 814
  4. KYB CORPORATION JP 584
  5. SCHAEFFLER TECHNOLOGIES & COMPANY DE 536
  6. CATERPILLAR US 532
  7. FESTO & COMPANY DE 486
  8. JOHN DEERE US 419
  9. KAWASAKI HEAVY IND JP 368
  10. HAMILTON SUNDSTRAND US 368