FIELD: engines and pumps.
SUBSTANCE: present invention relates to an oil supply system of turbomachine (2) comprising tank (16) provided for containing an oil volume, pump (26) provided for extracting oil from the tank and feeding it to at least one device in turbomachine (2), and antisiphon valve (28) provided for stopping the oil feeding to one or more devices. Antisiphon valve (28) is located in front of pump (26) and is provided for passing the oil flow when pump (26) speed exceeds the speed of R1. Invention also relates to a turbojet engine equipped with fan (18) and two antisiphon valves provided for opening the first pump at different speeds of rotation.
EFFECT: turbomachine oil supply system is proposed.
15 cl, 3 dwg
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