Reinforced hub for the rotor of a wind energy turbine

USRE41326E1 · kind E1 · reissue

Assignee

• General Electric Company · US

Inventors

• Nicolas Delucis · Munster, DE
• Vincent Schellings · Enschede, NL

Key dates

• Filing date: Apr 12, 2003
• Grant date: May 11, 2010
• Expiry date: Apr 12, 2023

Classification

• Technology area (CPC —): General

Abstract

The hub for the rotor (22) of a wind energy turbine (10) comprises a hollow body (28) rotatable around a rotation axis and provided with at least one flange (34) for mounting to the hollow body (28) a bearing for a rotor blade (26) and at least two stiffening webs (38) integrally formed with the hollow body (28) and radially extending within a flange area (36) of the hollow body (28) surrounded by the flange (34) to the center (40) of the flange area (36), wherein at least two openings are provided within the flange area (36) of the hollow body (28).