An apparatus and system for a marine propeller assembly are provided. In one aspect, the marine propeller assembly includes a plurality of circumferentially-spaced blades that each include a dovetail having a radial inner surface. The marine propeller assembly also includes a hub including a plurality of circumferentially-spaced dovetail receiving portions configured to receive a corresponding dovetail of the plurality of blades. At least one gap is formed between the radial inner surface and at least a portion of the dovetail receiving portion.
Apparatus and system for marine propeller blade dovetail stress reduction
2020-06-23
Patent
Electronic Resource
English
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