Engine lubricating system

Details Engine lubricating system Engine lubricating system

1982-10-21

1985-04-23

Cross, E. Rollins

Internal-combustion engines

Lubricators

Crankcase, pressure control

123196S, 123 9033, 184 65, 184 624, F01M 1110

Patent

active

045122989

ABSTRACT:
An engine lubricating system of an internal combustion engine, comprising lubricating oil delivery means for delivering lubricating oil under controlled pressure when the engine is in operation, the lubricating oil delivery means comprising a primary filter unit having included therein a porous filter medium having perforations of a first range of sizes, first lubricating means communicating with the lubricating oil delivery means through a first oil feed passageway and operable for circulating oil from the lubricating oil delivery means to the power producing mechanism of the engine, and second lubricating means communicating with the lubricating oil delivery means through a second oil feed passageway and operable for circulating oil from the lubricating oil delivery means to the valve drive mechanism of the engine, the second lubricating means comprising a secondary filter unit having included therein a porous filter medium having perforations of a second range of sizes smaller than the first range of sizes.

REFERENCES:
patent: 2425700 (1947-08-01), LeClair
patent: 2639783 (1953-05-01), Kovacs
patent: 2919767 (1960-01-01), Haas
patent: 2979160 (1961-04-01), Haas
patent: 3782357 (1974-01-01), Kuhn et al.

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