Patent · US Active

Retrofit sleeve for wind turbine blade

US7988421B2 · kind B2 · utility

24Cited by

7References

10Claims

0Family size

Assignee

General Electric Company · US

Inventors

Jan Willem Bakhuis · Nijverdal, NL
Klaus Ulrich Koegler · Rheine, DE
Bart Jan Veldkamp · Enschede, NL

Key dates

Filing date	Mar 31, 2009
Grant date	Aug 2, 2011
Priority date	—
Expiry date	Jun 8, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T156/103
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A wind turbine blade includes a body having a first surface characteristic; and a sleeve, arranged on the body, having a second surface characteristic which is different from the first surface characteristic.

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