Impeller for a turbomachine and method for attaching a shroud to an impeller
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United States of America Patent
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Nov 7, 2017
Grant Date -
Nov 12, 2015
app pub date -
Mar 10, 2015
filing date -
May 8, 2009
priority date (Note) -
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Abstract
An impeller for a turbo-machine is provided. The impeller includes a metallic base having a back surface and a front surface opposite to the back surface; at least one blade extending on the front surface of the metallic base; a composite shroud attached to the at least one blade such that plural closed paths are formed by the front surface of the metallic base, the at least one blade and the composite shroud; and a connector configured to attach the composite shroud to the metallic base or the at least one blade.
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