Patent ID: 9046079
Filing Date: 2015-06-02
Classification: B05B,B29C,B29L,F03D,Y02E,Y02P,Y10T

Abstract:
1. A wind turbine blade, the blade having a curved blade shell comprising: at least one core block ( the first surface of the core block having a number of first grooves, the first grooves having a first height (h1) and a bottom, wherein the core block is bent about the first grooves, the first grooves having a height of at least 75% of the thickness (h) of the core block; the second surface of the core block having a number of second grooves and having a second height (h2), the first grooves and the second grooves forming part of a resin distribution network formed in the core block; a fiber material ( wherein at least one of the first grooves ( wherein the distance (t) between the bottom of the first grooves and the second surface of the core block is of such a size that the core block is flexible along the first grooves, when not impregnated by cured resin.