Propeller comprising a counterweight system provided with an air discharge channel

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United States of America Patent

PATENT NO 9765624
SERIAL NO

14048357

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Abstract

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The main aim of the invention is a propeller (32) for a turboengine (1) comprising a plurality of blades (48) and a blade support ring (47) provided with housings (50), each receiving a pivot (52) bearing the foot (58) of one of said blades (48), characterized in that at least one of the pivots (52) is equipped with at least one counterweight system (90, 91) provided with at least one inner channel (93, 96) for airflow ventilation discharge (F1, F3) for capturing and guiding said airflow directly in contact with the blade foot (58) borne by said at least one of the pivots (52).

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Patent Owner(s)

  • SNECMA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jacquemard, Christophe Hericy, FR 9 33
Tajan, Sebastien Sucy en Brie, FR 6 24

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