VEHICLE ENGINE PLANT BEARINGS LOCAL OIL HEATING DEVICE Russian patent published in 2002 - IPC

FIELD: transport engineering. SUBSTANCE: invention relates to device for prestarting local heating of oil in engine plant main and crankpin bearings of crankshaft. Device has electric heater and high-frequency generator. Electric heating elements are made in form of inductors mounted on lower support of crankshaft. Output of high- frequency generator is coupled with first outputs of inductors, second outputs of inductors are coupled with engine plant frame, positive terminal of supply source is coupled with supply plus terminal of high- frequency generator, and its minus terminal is connected with plant frame. EFFECT: facilitated starting of vehicle engine plant. 1 dwg