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(11)

EP 3 237 807 A1

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(43) Date of publication: 01.11.2017 Bulletin 2017/44 (21) Application number: 15837205.2 (22) Date of filing: 21.12.2015

(51) International Patent Classification (IPC):  F24F 3/147(2006.01) F28D 9/00(2006.01) F28F 3/04(2006.01) F28F 13/12(2006.01) F24F 12/00(2006.01) F28D 21/00(2006.01) F28F 9/02(2006.01) (86) International application number: PCT/CZ2015/000153 (87) International publication number: WO 2016/101939 (30.06.2016 Gazette 2016/26)

(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: 23.12.2014 CZ 20140956 (71) Applicants: Recutech S.r.o. 530 09 Pardubice (CZ) Technicka Univerzita v Liberci 46001 Liberec 1 (CZ) (CZ)	(72) Inventors: CHLUP, Jaroslav 530 12 Pardubice (CZ) HAZUKA, Filip 538 07 Sec (CZ) DVORAK, Vaclav 460 07 Liberec Pardubice (CZ) VIT, Tomas 460 08 Liberec VIII (CZ) (74) Representative: Musil, Dobroslav  Zabrdovicka 801/11 615 00 Brno 615 00 Brno (CZ)