Fluid reaction surfaces (i.e. – impellers) – Protective screen or guard – Water or marine propellers
Patent
1992-10-07
1993-09-21
Look, Edward K.
Fluid reaction surfaces (i.e., impellers)
Protective screen or guard
Water or marine propellers
416146R, 70232, B63H 114
Patent
active
052463451
ABSTRACT:
A locking boat propeller cover that completely encloses the propeller whereby unauthorized removal of the propeller is prevented, the propeller is protected from damage, and the risk of injury to people coming into contact with the propeller area is reduced.
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patent: 3982602 (1976-09-01), Gorman
patent: 4257247 (1981-03-01), Sims
patent: 4630456 (1986-12-01), Nielson, Jr.
patent: 4715783 (1987-12-01), Wade
Dunbar Phelps
Larson James A.
Look Edward K.
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