公开(公告)号：US20220143875A1

公开(公告)日：2022-05-12

申请号：US17432763

申请日：2020-02-25

Applicant: LM WIND POWER A/S

Inventor： Kristian LEHMANN MADSEN

IPC: B29C33/30 ,  B29C70/44 ,  B29B11/16

Abstract: A preform mould (90) is provided for manufacturing a preform for a wind turbine blade. The preform mould (90) comprises one or more support elements (70) and a plurality of strip members (88) comprising a top surface, a groove (64), a tongue (66), and preferably a sealing member arranged in the groove (64). The strip members (88) are arranged in juxtaposition such that the tongue (66) of a strip member (88) is releasably fixed within the groove (64) of an adjacent strip member (88).