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EP 3 818 316 A1

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(43) Date of publication: 12.05.2021 Bulletin 2021/19 (21) Application number: 19855235.8 (22) Date of filing: 27.08.2019

(51) International Patent Classification (IPC):  F25D 29/00(2006.01) F25D 11/02(2006.01) F25B 41/06(2006.01) F25D 17/06(2006.01) F25B 49/02(2006.01) (86) International application number: PCT/KR2019/010942 (87) International publication number: WO 2020/045958 (05.03.2020 Gazette 2020/10)

(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: 27.08.2018 JP 2018158718 14.11.2018 JP 2018214086 21.06.2019 KR 20190074147 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si 16677 (KR)	(72) Inventors: SHIMIZU, Tatsuya Yokohama-shi, Kanagawa 230--0027 (JP) SODA, Yasushi Yokohama-shi, Kanagawa 230--0027 (JP) (74) Representative: Walaski, Jan Filip et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)