Outboard motor with improved housing interface

Details Outboard motor with improved housing interface Outboard motor with improved housing interface

1992-01-21

1993-08-10

Sotelo, Jesus D.

Marine propulsion

Screw propeller

Propulsion unit casing

440 78, 440900, B63H 115

Patent

active

052343626

ABSTRACT:
A marine propulsion device comprising an upper housing which has a lower surface and which is adapted to be mounted on the transom of a boat for pivotal movement relative thereto, a lower housing having an upper surface mating with the lower surface, a propeller shaft rotatably supported by the lower housing, and an arrangement for reducing fretting between the lower surface and the upper surface.

REFERENCES:
patent: 2021309 (1935-11-01), Irgens
patent: 2209301 (1940-07-01), Johnson et al.
patent: 3589204 (1971-06-01), Langley
patent: 4549949 (1985-10-01), Guinn
patent: 4583953 (1986-04-01), Nakase
patent: 4917639 (1990-04-01), Onoue
patent: 5026309 (1991-06-01), Onoue

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