Adjusting device for variable guide vanes and method of operation
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United States of America Patent
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Feb 13, 2018
Issued Date -
N/A
app pub date -
Sep 15, 2009
filing date -
Sep 18, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
A device, system, or method to position variable guide vanes disproportionately is provided. An adjusting device for guide vanes of an axial-flow machine, includes a plurality of rotatably mounted rings of variable guide vanes, a plurality of levers which are arranged on the outer sides of a guide vane carrier for rotating the variable guide vanes, a plurality of adjusting rings, each of the adjustment rings is arranged coaxially to the guide vane carrier and to which a first end of one of the levers is connected, and an adjusting drive with which the adjusting rings may be moved in the peripheral direction. At least one of the levers is set up to perform at least partly a disproportionate longitudinal movement of the first end of the at least one lever.
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