Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Henrik Stiesdal0
Date of Patent
February 14, 2012
0Patent Application Number
123503700
Date Filed
January 8, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Disclosed is a surface of the blade having a cylindrical root portion, an airfoil portion and a transition portion connecting the root portion with the airfoil portion, wherein the blade comprises a shoulder at the border between the transition portion to the airfoil portion, wherein the blade comprises an element which is arranged substantially at the root portion and/or at the transition portion which creates a slot between the element and the surface of the blade.
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