LUBRICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE Russian patent published in 1995 - IPC

FIELD: engine engineering. SUBSTANCE: inlet of pump 1 is in communication with tank 2 for circulating oil. The outlet of the pump is in communication with the inlet of self-cleaned filter 3 whose line 4 for continuous draining of contaminants has auxiliary centrifugal filter 5. The system has separating unit 8 whose inlet is connected to the outlet of self-cleaned filter 3 and the outlet is connected to the inlet of main oil pipe line 6 of engine 7. Unit 8 has constant throttle 9 and alternative throttle 10 connected in parallel. EFFECT: improved design. 3 cl, 2 dwg