CASING FOR REDUCING OVERPRESSURE IN THE VICINITY OF THE UPSTREAM JOINT OF A TURBOJET BEARING HOUSING

CASING FOR REDUCING OVERPRESSURE IN THE VICINITY OF THE UPSTREAM JOINT OF A TURBOJET BEARING HOUSING

The invention relates to a turbojet bearing housing including a fixed envelope traversed by a rotor, this envelope including a cylindrical end surrounding a seal ensuring the leak tightness of the cylindrical end of the envelope with the rotor, this envelope being equipped with a shell screwed onto...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PATARD, Frédéric François Jean-Yves, BOUILLER, Philippe Pierre Vincent, ROTENBERG, Maxime Aurélien, CAPLAIN, Christophe, BEAUJARD, Antoine Jean-Philippe
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
BLASTING
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
STEAM ENGINES
WEAPONS
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Beschreibung
Zusammenfassung:The invention relates to a turbojet bearing housing including a fixed envelope traversed by a rotor, this envelope including a cylindrical end surrounding a seal ensuring the leak tightness of the cylindrical end of the envelope with the rotor, this envelope being equipped with a shell screwed onto the cylindrical end thereof, this shell including radial channels emerging opposite the seal while being arranged so that an air stream traversing the seal towards the housing mainly comes from these radial channels.