Weed resistant boat propeller

Details Weed resistant boat propeller Weed resistant boat propeller

1991-07-19

1993-10-05

Sotelo, Jesus D.

Marine propulsion

Screw propeller

Self-clearing

416223R, 416234, 416245A, 416244B, B63H 128

Patent

active

052499936

ABSTRACT:
A weed resistant boat propeller is disclosed. The propeller includes a generally circular hub that is adapted for mounting to and being rotatably driven by a boat motor. There are a plurality of blades mounted to a circumferential surface of the hub and extending therefrom in a spiral configuration. Each blade includes a curved leading edge that has an arc dy/dx<1 for the entire length of the leading edge.

REFERENCES:
patent: 885174 (1908-04-01), Perkins
patent: 4482298 (1984-11-01), Hannon et al.
patent: 4775297 (1988-10-01), Bernauer

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