(19)

(11)

EP 3 773 122 A1

(12)

(43) Date of publication: 17.02.2021 Bulletin 2021/07 (21) Application number: 19714378.7 (22) Date of filing: 26.03.2019

(51) International Patent Classification (IPC):  A47L 15/42(2006.01) (86) International application number: PCT/EP2019/057574 (87) International publication number: WO 2019/192892 (10.10.2019 Gazette 2019/41)

(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 Designated Validation States: KH MA MD TN (30) Priority: 04.04.2018 TR 201804745 (71) Applicant: Arçelik Anonim Sirketi 34445 Istanbul (TR)	(72) Inventors: GURSOY, Hasret 34950 ISTANBUL (TR) ARAS, Nasir Efe 34950 ISTANBUL (TR) POLAT, Didem 34950 ISTANBUL (TR)