Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor (controlling thereof F03D7/06)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor

CPC: Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor (controlling thereof F03D7/06)

Full titles differ between systems:

IPC:

Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor

CPC:

Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor (controlling thereof F03D7/06)

Of 5 combined children, 3 exist in both systems.

2 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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F03D 3/002 CPC only CPC only
F03D 3/005 +3 CPC CPC only CPC only
F03D 3/02 having a plurality of rotors IPC+CPC Available in IPC and CPC
F03D 3/04 having stationary wind-guiding means, e.g. with shrouds or channels (F03D9/35 takes precedence) +3 CPC IPC+CPC Available in IPC and CPC
F03D 3/06 Rotors +2 CPC IPC+CPC Available in IPC and CPC

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

Class F03,2013–2023, worldwide · Source: EPO PATSTAT