Rotor for a contrarotating turbine of a turbine engine
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United States of America Patent
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-
Sep 27, 2022
Grant Date -
Sep 10, 2020
app pub date -
Mar 6, 2020
filing date -
Mar 8, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A rotor for a contrarotating turbine comprising a drum and a blading mounted inside, the drum comprising a hook delimiting a housing having an outer wall and an inner wall, the blading comprising a blade and an outer platform provided with spoiler placed inside the housing, wherein the rotor comprises a foil comprising an elastic inner wing and an outer wing, the outer wing being arranged radially between the spoiler and the outer wall, the inner wing having a first support with the inner wall and a second support with the spoiler, the inner wing being arranged in the housing so as to exert a force on the spoiler so as to press the spoiler against the outer wall via the outer wing.
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