A propeller position changing device which is capable of changing position according to cruise conditions of a vessel of a floating type.
DEVICE FOR CHANGING PROPELLER POSITION
2017-04-20
Patent
Elektronische Ressource
Englisch
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |
Unmanned aerial vehicle propeller pitch changing device
Europäisches Patentamt | 2021
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