Ejection tube incorporated in a central ventilation tube
AssigneeSafran Aircraft Engines
InventorsPatrick Edmond KAPALA, Olivier Pascal Paul CHANTOISEAU
Life of this patent
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Abstract
An upstream part of an air-discharge system for a turbomachine includes: a tube with an upstream end and a downstream end, and an internal tubular structure located inside the tube and configured to form therein a narrowing of its cross section. The internal tubular structure is made in one piece with the tube at the downstream end of the tube and is freely suspended at the upstream end of the tube. A turbomachine with a device for discharging air from the bearing chambers, in which the air is conducted towards the outside of the turbomachine by the air-discharge system is provided. A method for manufacturing the air-discharge system is provided.
Claims13
1-12. (canceled)
An upstream part of an air-discharge system for a turbomachine, comprising:
- a tube with an upstream end and a downstream end;
- and
- an internal tubular structure located in the interior of said tube and configured to form therein a narrowing of its cross section,
- the internal tubular structure being made in one piece with the tube at the downstream end of the tube and freely suspended at the upstream end of the tube.
Dependencies are inferred from the claim text.