Marine propulsion – Jet drive
Patent
1993-04-16
1994-08-30
Swinehart, Edwin L.
Marine propulsion
Jet drive
B63H 1100
Patent
active
053422279
ABSTRACT:
A water jet propulsion unit for a watercraft including a separator for extracting a portion of the water pumped by the jet propulsion unit for another purpose while removing foreign particles from the separated water and returning them to the jet propulsion unit to avoid clogging of the external water supply.
REFERENCES:
patent: 3233573 (1966-02-01), Hamilton
patent: 3362542 (1968-01-01), Stevens
patent: 4994176 (1991-02-01), Yakunin et al.
Sanshin Kogyo Kabushiki Kaisha
Swinehart Edwin L.
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