(19)

(11)

EP 2 861 952 A1

(12)

(43) Date of publication: 22.04.2015 Bulletin 2015/17 (21) Application number: 13728387.5 (22) Date of filing: 12.06.2013

(51) International Patent Classification (IPC):  G01M 11/08(2006.01) G01L 1/24(2006.01) G01M 13/04(2006.01) (86) International application number: PCT/EP2013/062137 (87) International publication number: WO 2013/186256 (19.12.2013 Gazette 2013/51)

(84) Designated Contracting States: 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 States: BA ME (30) Priority: 14.06.2012 WO PCT/EP2012/061347 (71) Applicant: Aktiebolaget SKF 41 550 Göteborg (SE)	(72) Inventors: MOL, Hendrik Anne NL-4254 XG Sleeuwijk (NL) SANDEN, VAN DE, John NL-3435 DT Nieuwegein (NL) YANG, Hongyu NL-3893 EW Zeewolde (NL) (74) Representative: Tweedlie, Diane Harkness et al SKF B.V. Kelvinbaan 16 3439 MT Nieuwegein 3439 MT Nieuwegein (NL)