Propeller driving system for marine propulsion unit

Details Propeller driving system for marine propulsion unit Propeller driving system for marine propulsion unit

1990-01-10

1991-03-19

Peters, Jr., Joseph F.

Marine propulsion

Screw propeller

Having transmission

B63H 2128

Patent

active

050007084

ABSTRACT:
A marine outboard drive lower unit forward, neutral, reverse transmission including an arrangement for taking forward and reverse thrust directly from the propulsion shaft by pairs of thrust bearings that act on oppositely facing thrust surfaces formed by the propeller shaft. A single coil compression spring preloads both of the bearings.

REFERENCES:
patent: 3556041 (1971-01-01), Shimanckas
patent: 4302196 (1981-11-01), Blanchard
patent: 4689027 (1987-08-01), Harada et al.

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