| 摘要 |
Screw-propeller blade, equipped with a support (2) comprising a base (202) to which said blade (1) is connected through suitable means, and a shank (302) axially protruding from said base (202) on the opposite side with respect to that to which said blade (1) is connected, which has to be connected with a suitable housing (32) obtained in the boss (30) of said screw-propeller; said means for connecting the blade (1) to said base (202) comprise a substantially wing-shaped element (102) axially protruding from said base (202) and firmly connected to the latter, to which said blade (1) is coupled through suitable coupling means (112). <IMAGE>
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