Electricite De France

Mohamed-Amine Hassini

Benoit De Laage De Meux

Mohand Adjemout

Julien Freychet

Pascal Andre

The present invention relates to a rotary machine (), comprising a casing () delimiting an oil compartment (), a shaft (), a bearing (), an oil sealing device () located between the rotary portion () and the upper portion () of the casing (), characterised in that the oil sealing device () comprises at least one groove () for drawing in external air in the direction (S) of rotation of the shaft (), the groove () being located in the rotary portion () and/or in the upper portion () of the housing (), the rotary portion () not being in contact with the upper portion (), the groove () for drawing in external air being configured to draw air from the upstream end () to the downstream end () towards the compartment () when the shaft () rotates in the direction (S).

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Bourg La Reine, France

Mohamed-Amine Hassini