The invention provides a roof propeller structure of a rotorcraft. A strength requirement of a roof propeller is effectively met, so that the flight safety of the rotorcraft is guaranteed. The roof propeller structure comprises a machine body, wherein a rotary vertical shaft is arranged on the machine body and is fixedly connected to a blade seat. The roof propeller structure is characterized in that a plurality of roof base blades are arranged on the blade seat and are respectively sleeved with roof end blades.
Roof propeller structure of rotorcraft
2015-06-03
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |
Rotor propeller hub centering structure of rotorcraft and rotorcraft
European Patent Office | 2024
|