公开(公告)号：US10195747B1

公开(公告)日：2019-02-05

申请号：US15668126

申请日：2017-08-03

Applicant: General Electric Company

Inventor： Anja Lena Nieratschker ,  Sultan Shair ,  Martin Petersen ,  Stefaan Guido Van Nieuwenhove

IPC: B25J15/06 ,  B25J15/00

Abstract: An end effector is provided that includes a vacuum source and a plurality of gripping surfaces with each gripping surface including a plurality of vacuum zones having a non-smooth portion for distributing a vacuum, and a plurality of openings defined over the non-smooth portion for distributing the vacuum on the gripping surface using the vacuum source. The plurality of gripping surfaces is generally arranged in a polygonal shape. The plurality of vacuum zones are generally configured to grip cut-outs having a plurality of shapes. Methods are also provided for removing a cut-out from a sheet of material using an end effector having a plurality of gripping surfaces.

公开(公告)号：US20180372062A1

公开(公告)日：2018-12-27

申请号：US15633798

申请日：2017-06-27

Applicant: General Electric Company

Inventor： Mathias Ernst Messmer ,  Stefaan Guido Van Nieuwenhove ,  Thomas Merzhaeuser ,  Martin Petersen ,  Andreas Lutz

IPC: F03D1/06 ,  F03D13/20

CPC classification number: F03D1/0658 ,  F03D1/0675 ,  F03D13/20 ,  F05B2240/2211 ,  F05B2240/912 ,  F05B2260/301 ,  F05B2280/6013

Abstract: A wind turbine is presented. The wind turbine includes a tower, a rotor coupled to the tower, and a plurality of blades coupled to the rotor, wherein each of the plurality of blades comprises a root and a plurality of root inserts positioned circumferentially along the root. Each of the root inserts includes a metal bushing including an outer surface and a plurality of grooves formed at least on the outer surface, a core coupled to the metal bushing, and a plurality of layers wrapped around the metal bushing and the core, wherein a layer of the plurality of layers comprises a different fiber orientation from a fiber orientation of another layer of the plurality of layers.