Cooling water pickup for marine propulsion unit

Marine propulsion – Screw propeller – Propulsion unit casing

Patent

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Details

440 88, B63H 2038

Patent

active

057660468

ABSTRACT:
An improved water pickup arrangement for a marine propulsion device for picking up cooling water for the propelling, water-cooled internal combustion engine. The lower unit has a bullet-shaped portion and the water inlet openings are formed at the forward and upper ends of this portion.

REFERENCES:
patent: Re18118 (1931-07-01), Pierce
patent: 2021309 (1935-11-01), Irgens
patent: 2153626 (1939-04-01), Kissel
patent: 3908579 (1975-09-01), Miller et al.
patent: 4832635 (1989-05-01), McCormick

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