Propeller shaft bearing housing retention system

Details Propeller shaft bearing housing retention system Propeller shaft bearing housing retention system

1988-01-11

1989-01-17

Basinger, Sherman D.

Marine propulsion

Screw propeller

Propulsion unit casing

411518, B63H 2128

Patent

active

047985488

ABSTRACT:
Disclosed herein is a marine propulsion device comprising an internal combustion engine, a lower unit including a rotatably mounted propeller shaft drivingly connected to the internal combustion engine and a propeller mounted on the propeller shaft, the lower unit further including a gearcase housing having an interior groove and a locating shoulder, a propeller shaft bearing housing within the gearcase housing engaging the locating shoulder, a beveled retaining ring received in the interior groove and engaging the propeller shaft bearing housing to bias the propeller shaft bearing housing against the locating shoulder, and a locking mechanism for preventing rotation of the propeller shaft bearing housing relative to the gearcase housing and for preventing disengagement of the beveled retaining ring from the interior groove.

REFERENCES:
patent: 2487802 (1949-11-01), Heimann
patent: 2544631 (1951-03-01), Heimann et al.
patent: 2595787 (1952-05-01), Heimann
patent: 2660913 (1953-12-01), Frisby
patent: 2896287 (1959-07-01), Stultz
patent: 3943790 (1978-03-01), Meyer
patent: 3968767 (1976-07-01), Blanchard
patent: 4256010 (1981-03-01), Petrie
patent: 4413865 (1983-11-01), Hackbarth
patent: 4435963 (1984-03-01), Shigeru

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