| CPC B63H 1/20 (2013.01) [B63H 1/26 (2013.01); B63H 5/10 (2013.01)] | 24 Claims |
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1. A propeller assembly configured for driving engagement by a propeller drive assembly having at least one propeller drive shaft and at least one prop nut configured to secure the propeller assembly on the at least one propeller drive shaft, the propeller assembly comprising:
at least one propeller including:
a propeller hub having a propeller hub wall;
a propeller hub bore formed by the propeller hub wall;
a propeller drive adaptor in the propeller hub bore, the propeller drive adaptor configured for driving engagement for rotation by the at least one propeller drive shaft;
a hub drive sleeve in the propeller hub bore and drivingly engaged for rotation by the propeller drive adaptor, the hub drive sleeve drivingly engaging the propeller hub for rotation, the at least one prop nut threaded on the at least one propeller drive shaft and configured to secure the propeller drive adaptor on the at least one propeller drive shaft; and
a plurality of propeller blades extending from the propeller hub wall;
at least one propeller service aperture extending radially through the propeller hub wall in communication with the propeller hub bore, the at least one propeller service aperture configured for substantial radial alignment or registration with the at least one prop nut in driving engagement between the propeller drive assembly and the propeller assembly; and
a propeller lock tab disposed in the at least one propeller service aperture, the propeller lock tab configured for selective radial positional adjustment within the at least one propeller service aperture and the propeller hub bore for radial engagement and disengagement of the propeller lock tab with respect to the at least one prop nut.
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