Boat propeller and method for assembling the same

Details Boat propeller and method for assembling the same Boat propeller and method for assembling the same

2007-12-11

2007-12-11

Olson, Lars A. (Department: 3617)

Marine propulsion

Screw propeller

C416S24500R

Reexamination Certificate

active

11439448

ABSTRACT:
The present invention relates to a boat propeller and the assembly method therefor. The propeller comprises a hub and a plurality of separated blades to be integrally coupled with corresponding seats that are formed in the hub. Advantageously, during the assembly stage of the propeller, the blades can be orientated in the respective seats, each about its own axis. The method for assembling the propeller comprises the steps of orientating the blades according to a determined pitch angle before they are definitely fixed to the hub.

REFERENCES:
patent: 2953208 (1960-09-01), O'Connor
patent: 6042333 (2000-03-01), Day
patent: 6312223 (2001-11-01), Samuelsson
patent: 6422905 (2002-07-01), Samuelsson
patent: 6506019 (2003-01-01), Lin et al.

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