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(11)

EP 3 580 514 A1

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(43) Date of publication: 18.12.2019 Bulletin 2019/51 (21) Application number: 18708568.3 (22) Date of filing: 05.02.2018

(51) International Patent Classification (IPC):  F28D 7/10(2006.01) F28F 1/40(2006.01) F28F 1/04(2006.01) F28F 1/10(2006.01) F28F 1/12(2006.01) (86) International application number: PCT/CZ2018/000008 (87) International publication number: WO 2018/145674 (16.08.2018 Gazette 2018/33)

(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: MA MD TN (30) Priority: 09.02.2017 CZ 20170077 (71) Applicant: SUAR.CZ s.r.o. 412 01 Litomerice (CZ)	(72) Inventor: SUMERA, Pavel 412 01 Litomerice (CZ) (74) Representative: Andera, Jiri et al Rott, Ruzicka & Guttmann a spol. Patent, Trademark and Law Offices Vyskocilova 1566 140 00 Praha 4 140 00 Praha 4 (CZ)