DIFF Subgroup
B62D 5/06 fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Power-assisted or power-driven steering > fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
CPC:
Power-assisted or power-driven steering (for non-deflectable wheels B62D11/00; fluid-pressure servomotors in general F15B) > fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
Of 10 combined children, 8 exist in both systems.
2 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B62D 5/065 characterised by specially adapted means for varying pressurised fluid supply based on need, e.g. on-demand, variable assist since 2000 IPC+CPC Available in IPC and CPC
- B62D 5/07 Supply of pressurised fluid for steering also supplying other consumers since 1985 +1 CPC IPC+CPC Available in IPC and CPC
- B62D 5/08 characterised by type of valve used (valves in general F16K) +1 CPC IPC+CPC Available in IPC and CPC
- B62D 5/09 characterised by means for actuating valves since 1985 +1 CPC IPC+CPC Available in IPC and CPC
- B62D 5/20 specially adapted for particular type of steering gear or particular application (steering gears per se B62D3/00; steering linkages not characterised by being power-assisted or power-driven B62D7/00) since 1985 IPC+CPC Available in IPC and CPC
- B62D 5/30 Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means since 1985 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B62,2013–2023, worldwide · Source: EPO PATSTAT
- HONDA MOTOR COMPANY JP 5,614
- HONDA MOTOR COMPANY 5,534
- TOYOTA MOTOR CORPORATION 5,128
- HYUNDAI MOTOR COMPANY KR 4,603
- FORD GLOBAL TECHNOLOGIES US 4,110
- SHIMANO JP 4,017
- KIA MOTORS CORPORATION KR 3,365
- BMW (BAYERISCHE MOTOREN WERKE) DE 3,336
- ROBERT BOSCH DE 2,971
- TOYOTA MOTOR CORPORATION JP 2,936
Top Applicants (CPC)
Class B62,2013–2023, worldwide · Source: EPO PATSTAT
- HONDA MOTOR COMPANY JP 5,923
- HYUNDAI MOTOR COMPANY KR 5,548
- FORD GLOBAL TECHNOLOGIES US 5,466
- KIA MOTORS CORPORATION KR 4,265
- HONDA MOTOR COMPANY 4,147
- SHIMANO JP 4,060
- ROBERT BOSCH DE 3,750
- TOYOTA MOTOR CORPORATION JP 3,683
- TOYOTA MOTOR CORPORATION 3,604
- BMW (BAYERISCHE MOTOREN WERKE) DE 3,538