To provide a propeller for vessel with rigidity of a blade increasing along with rise in rotational speed, in other words, to provide the propeller for vessel capable of suppressing an occurrence of cavitation in a low rotational range and suppressing deterioration of propeller efficiency in a high rotational range.SOLUTION: A propeller for vessel 1 including a fiber-reinforced plastic blade 3 has reinforcement material 51 stored inside the blade 3, and the reinforcement material 51 is pulled and strained when the blade 3 is deformed.SELECTED DRAWING: Figure 3
船舶用プロペラ
2023-10-20
Patent
Elektronische Ressource
Japanisch
IPC: | B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING |