Patent ID: 9346193
Filing Date: 2016-05-24
CPC Classification: B29C,B29K,B29L

Claim Text:
1. A negative mold for casting a blade of a wind turbine component, the negative mold, comprising: a support structure; and a plurality of foam blocks each comprising a top side, a bottom side opposite the top side and plurality of lateral sides, each bottom side of the plurality of foam blocks are mounted to the support structure such that a common surface contour of the top sides of the plurality of foam blocks defines an outer surface of the wind turbine component, which is to be casted, wherein each foam block of the plurality of foam blocks is taken from a predetermined number of different types of foam blocks, each of the different types of foam block is defined by a predetermined foam block size and foam block shape, wherein at least one lateral side surface of each of the plurality of foam blocks includes a three dimensional contour for adjoining to lateral side surface, which includes a complementary dimensional, of the foam block mounted adjacently on the support structure.