Marine propulsion – Screw propeller – Having means to control flow around propeller
Patent
1993-09-13
1994-10-04
Sotelo, Jesus D.
Marine propulsion
Screw propeller
Having means to control flow around propeller
B63H 116
Patent
active
053521404
ABSTRACT:
A thrust tube is arranged for mounting about the propeller of an associated motorboat unit, as the thrust tube is fixedly secured to the lower housing unit of such a motor unit.
REFERENCES:
patent: 899359 (1908-09-01), Wadagaki
patent: 2551371 (1951-05-01), Grigg
patent: 4600394 (1986-07-01), Dritz
Combs E. Michael
Sotelo Jesus D.
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