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EP 4 363 659 A1

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(43) Date of publication: 08.05.2024 Bulletin 2024/19 (21) Application number: 22730863.2 (22) Date of filing: 27.05.2022

(51) International Patent Classification (IPC):  D06F 73/00(2006.01) D06F 75/20(2006.01) (52) Cooperative Patent Classification (CPC): D06F 73/00; D06F 75/20 (86) International application number: PCT/EP2022/064441 (87) International publication number: WO 2023/274641 (05.01.2023 Gazette 2023/01)

(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: 28.06.2021 EP 21181958 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)

(72) Inventors: CHONG, Wee Ann 5656 AE Eindhoven (NL) SUDDHAN, Easwaravadivel Hari Hara 5656 AE Eindhoven (NL) THANIGAIVEL, Naresh Kumar 5656 AE Eindhoven (NL) PANDURANGAN, Palani 5656 AE Eindhoven (NL) GAN, Ching Wey 5656 AE Eindhoven (NL) YANG, Yong Teck 5656 AE Eindhoven (NL) (74) Representative: Vollering, Stefanus Franciscus Maria  Philips Domestic Appliances IP Department High Tech Campus 42 5656 AE Eindhoven 5656 AE Eindhoven (NL)