CPC B64C27/58
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CPC B64C27/58 is a patent classification for Transmitting means [for impellers], e.g. interrelated with initiating means or means acting on 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 B64C27/46: Blades
- CPC B64C27/473: Constructional features (B64C27/463 takes precedence)
- CPC B64C27/48: Root attachment to rotor head
- CPC B64C27/473: Constructional features (B64C27/463 takes precedence)
- CPC B64C27/46: Blades
- 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
- CPC B64C27/56: characterised by the control initiating means, e.g. manually actuated
References
- ↑ CPC B64C27/58 element at Espacenet web site
- ↑ CPC B64C27/58 element listed at USPTO
This wiki has 0 patents in category "CPC B64C27/58".
Enclosing categories | CPC B64C27/54 |
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Subcategories | |
Keywords | Propellers, Control, Feathering |
Start year | |
End year |