Patent · US Active

Wind energy plant with a rotor hub

US7780417B2 · kind B2 · utility

17Cited by

3References

10Claims

0Family size

Assignee

Nordex Energy GmbH · DE

Inventors

Jens Kirchner · Erlangen, DE
Ulf Gopfert · Rostock, DE
Karsten Koop · Rostock, DE

Key dates

Filing date	Jun 7, 2007
Grant date	Aug 24, 2010
Priority date	—
Expiry date	May 30, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/72
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A wind energy plant with a rotor hub which is connected to at least one pitch bearing, and with at least one rotor blade, the blade root of which is connectable to the pitch bearing via joining means, wherein a stiffening element is provided, which is arranged between the rotor blade root and the pitch bearing and connected to the same via the joining means.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.