EP 3788260 A1 20210310 - PITCH BEARING FOR A WIND TURBINE
Title (en)
PITCH BEARING FOR A WIND TURBINE
Title (de)
PITCHLAGER FÜR EINE WINDTURBINE
Title (fr)
PALIER DE PAS POUR UNE ÉOLIENNE
Publication
Application
Priority
US 2018030933 W 20180503
Abstract (en)
[origin: WO2019212557A1] The present disclosure is directed to a bearing for a wind turbine. The bearing includes an outer race, an inner race, and a radially-split center race configured between the inner race and the outer race. Further, the center race includes a first race portion and a separate second race portion. In addition, the first and second race portions are arranged together in an axial direction. The bearing also includes a first set of rolling elements positioned between the inner race and the center race and a second set of rolling elements positioned between the center race and the outer race.
IPC 8 full level
F03D 80/70 (2016.01); F03D 1/06 (2006.01); F16C 19/18 (2006.01); F16C 19/54 (2006.01)
CPC (source: EP)
F03D 80/70 (2016.05); F16C 19/184 (2013.01); F16C 19/50 (2013.01); F16C 33/60 (2013.01); F05B 2240/50 (2013.01); F05B 2260/79 (2013.01); F16C 2300/14 (2013.01); F16C 2360/31 (2013.01); Y02E 10/72 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2019212557 A1 20191107; BR 112020021961 A2 20210126; CA 3097996 A1 20191107; CN 112105816 A 20201218; EP 3788260 A1 20210310; EP 3788260 A4 20211124
DOCDB simple family (application)
US 2018030933 W 20180503; BR 112020021961 A 20180503; CA 3097996 A 20180503; CN 201880093105 A 20180503; EP 18917401 A 20180503