| 摘要 |
A propeller for a marine propulsion system is disclosed which comprises a propeller hub having a casing formed from three segments ( 16 a, 16 b, 16 c), each of which has a part of an opening ( 28 ) for mounting a propeller blade ( 34 ). A locking and unlocking mechanism ( 51, 54, 95, 100 ) is provided for disengaging the propeller blades to enable pitch adjustment of the blades. A push rod ( 50 ) is connected to the mechanism ( 100 ) to cause disengagement and adjustment of the pitch of the blades. The mechanism ( 100 ) includes a claw ( 101 ) having pivotally connected fingers ( 95 ). The hub also has a slide ring ( 51 ) having a load surface ( 61 ) is provided for receiving load when the propeller blades are unlocked to enable pitch adjustment to take place.
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