Connector assembly for variable inlet guide vanes and method
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United States of America Patent
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Jul 7, 2015
Grant Date -
Sep 26, 2013
app pub date -
Mar 26, 2012
filing date -
Mar 26, 2012
priority date (Note) -
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Abstract
A connector assembly for variable inlet guide vanes in a compressor case of a gas turbine engine comprises an annular case insert having a plurality of circumferentially distributed open-ended receptacles. The annular case insert is sized so as to be received inside a compressor case, with the plurality of circumferentially distributed open-ended receptacles being in register with holes in the compressor case. Bushings have an outer diameter sized to be received in a respective one of the receptacles of the annular case insert, and an inner diameter adapted to receive a connector portion of a vane. Sets of the bushing and the connector portion of a vane in one of the receptacles forming a rotational joint. A method for installing vanes in a compressor case is also provided.
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