CPC B64C27/72

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CPC B64C27/72 is a patent classification for Means acting on [impeller] blades.[1][2]

Classification tree:

  • CPC B64C27/00: Rotorcraft; Rotors peculiar thereto (alighting gear CPC B64C25/00)
    • CPC B64C27/20: Rotorcraft characterised by having shrouded rotors, e.g. flying platforms
    • CPC B64C27/32: Rotors (features common to rotors and propellers B64C11/00)
    • CPC B64C27/54: Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
      • CPC B64C27/56: characterised by the control initiating means, e.g. manually actuated
        • CPC B64C27/57: automatic or condition responsive, e.g. responsive to rotor speed, torque or thrust
      • CPC B64C27/58: Transmitting means, e.g. interrelated with initiating means or means acting on blades (means acting on blades B64C27/72)
      • CPC B64C27/72: Means acting on blades
      • CPC B64C27/78: in association with pitch adjustment of blades of anti-torque rotor
      • CPC B64C27/80: for differential adjustment of blade pitch between two or more lifting rotors

References

This wiki has 0 patents in category "CPC B64C27/72".



Enclosing categories CPC B64C27/54
Subcategories
Keywords Propellers, Control, Feathering
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