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(11)

EP 3 329 201 A1

(12)

(43) Date of publication: 06.06.2018 Bulletin 2018/23 (21) Application number: 16756816.1 (22) Date of filing: 30.06.2016

(51) International Patent Classification (IPC):  F28D 7/16(2006.01) F28F 9/02(2006.01) F24H 1/28(2006.01) F28F 9/00(2006.01) F28F 9/16(2006.01) F24H 9/18(2006.01) (86) International application number: PCT/PL2016/000071 (87) International publication number: WO 2017/007352 (12.01.2017 Gazette 2017/02)

(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 (30) Priority: 05.07.2015 PL 41302415 (71) Applicant: AIC Spólka Akcyjna 81-577 Gdynia (PL)	(72) Inventors: SZCZEPANSKI, Krzysztof PL-83-110 Tczew (PL) BERNACIAK, Maciej PL-81-365 Gdynia (PL) (74) Representative: Pomianek, Grazyna  Kancelaria Patentowo-Prawna Grazyna Pomianek ul. Subislawa 23 C lok. 7 80-354 Gdansk 80-354 Gdansk (PL)