Split thrust bearing for outboard engine

Details Split thrust bearing for outboard engine Split thrust bearing for outboard engine

1989-12-22

1991-12-17

Bertsch, Richard A.

Internal-combustion engines

Four-cycle

384420, 384429, F02B 7502

Patent

active

050727079

ABSTRACT:
A four cycle outboard engine having a crankshaft substantially vertically oriented when running A cylindrical block supporting the crankshaft. A thrust metal composed of a pair of semi-circular plates of different thicknesses are mounted in semi-circular grooves of differing depth formed on the bearing portions of the cylinder block and mounted in such a way that the semi-circular plate having the greater thickness contacts the end surface of the semi-circular groove having the shallower depth.

REFERENCES:
patent: 3493081 (1965-02-01), Tado
patent: 4165720 (1979-08-01), Barcak
patent: 4243010 (1981-01-01), Zopfi
patent: 4393852 (1983-07-01), Merrit et al.
patent: 4709671 (1987-12-01), Sumigawa

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