DIFF Subgroup
F03D 1/046 Full Title
Wind motors with rotation axis substantially parallel to the air flow entering the rotor (controlling thereof F03D7/02) > having stationary wind-guiding means, e.g. with shrouds or channels (F03D9/35 takes precedence)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.