Propeller guard

Details Propeller guard Propeller guard

1991-12-02

1993-07-06

Peters, Jr., Joseph F.

Marine propulsion

Screw propeller

Propeller guard

440 72, B63H 516

Patent

active

052248895

ABSTRACT:
A device to protect the propellor of a boat from damage caused by striking underwater obstacles, when the boat is moving in any direction relative to the obstacles, and to improve the movement of the boat along the water.

REFERENCES:
patent: 2717570 (1955-09-01), Willoughby
patent: 3965845 (1976-06-01), Lubov
patent: 4096819 (1978-06-01), Evinrude
patent: 4304558 (1981-12-01), Holtermann
patent: 5007869 (1991-04-01), Zoellner
patent: 5017165 (1991-05-01), Havins

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