FIELD: engines and pumps.
SUBSTANCE: oil supply branch pipe is made of two interconnected pipelines provided with intakes at the ends, one of the intakes is installed in the upper part of the oil cavity, and the other one is installed in its lower part, at that the intakes are equipped with autonomous loading ball valves.
EFFECT: oil from the oil tank is prevented from getting into the oil cavity of the rotor main bearing in an inverted flight or in flight with negative overloads.
1 dwg
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