Patent · US Active

Wind turbine drive

US8192322B2 · kind B2 · utility

4Cited by

2References

20Claims

0Family size

Assignee

ZF Wind Power Antwerpen N.V. · BE

Inventors

Annaïk Van Bogaert · Overijse, BE
Rik Verbiest · Temse, BE
Warren Smook · Randburg, ZA

Key dates

Filing date	Dec 4, 2008
Grant date	Jun 5, 2012
Priority date	—
Expiry date	Apr 5, 2031

Classification

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

Abstract

Wind turbine drive which is formed of a rotor with a rotor shaft and of a transmission box with a planetary gear unit which is connected to the rotor shaft, which drive is of the type whereby the transmission box is supported by the far end of the rotor shaft and is provided with a reaction arm, whereby the rotor shaft is bearing-mounted with at least one bearing which is directly fixed to the nacelle and a second bearing which is either fixed to the nacelle or which is part of the transmission box, whereby the planet carrier of the planetary gear unit is bearing-mounted in the gearbox via one bearing at the most.

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