OIL COOLING SYSTEM OF RADIAL INTERNAL COMBUSTION ENGINE Russian patent published in 2004 - IPC

FIELD: mechanical engineering; internal combustion engines.

SUBSTANCE: proposed system contains oil reservoir, gear oil pumps, relief valve, main lines, channels inn rods to deliver oil piston and its return, heat exchanger and thermostat. Ring to distribute oil between rods is provided in place of connection of rod through bearing with journal of crankshaft. Said ring is divided by partition into two half-rings, and crankshaft controls delivery of oil passing along channels for cooling. Oil pumps are secured in working shaft from each end face. Pumps are driven by external gears. Driving gears are secured in crankshaft, and oil pump drive gears are provided with eccentric counterweights. Oil pumps can be built into crankshaft provided with eccentric weights.

EFFECT: improved cooling, provision of compact design, reduced overall dimensions of engine.

3 cl, 6 dwg