Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Date of Patent
May 14, 2019
Patent Application Number
14916310
Date Filed
August 13, 2014
Patent Citations Received
Patent Primary Examiner
Patent abstract
A blade (60; 60-2) comprises an airfoil (61) and an attachment root (63). The blade has a tipward zone (80; 80-2; 80-2, 81) and a rootward zone (82; 82-2, 81; 82). The rootward zone has a single crystal structure. The tipward zone has a single crystal structure. The crystalline orientations of the rootward zone and tipward zone are at least 15° out of registry with each other.
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