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(11)

EP 2 697 571 A1

(12)

(43) Date of publication: 19.02.2014 Bulletin 2014/08 (21) Application number: 12717036.3 (22) Date of filing: 09.01.2012

(51) International Patent Classification (IPC):  F24F 3/16(2006.01) F24F 11/00(2006.01) (86) International application number: PCT/CZ2012/000003 (87) International publication number: WO 2012/095060 (19.07.2012 Gazette 2012/29)

(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 (30) Priority: 12.01.2011 CZ  (71) Applicant: Clean - Air S.r.o. 466 01 Jablonec nad Nisou (CZ)	(72) Inventors: MALINA, Radek CZ-130 00 Prague 3 (CZ) VALÁ EK, Jarmil CZ-500 04 Hrádec Kralové 4 (CZ) HYLÁK, estmír CZ-530 12 Pardubice (CZ) (74) Representative: Jeck, Anton  Klingengasse 2 71665 Vaihingen/Enz 71665 Vaihingen/Enz (DE)