(19)

(11)

EP 2 726 793 A1

(12)

(43) Date of publication: 07.05.2014 Bulletin 2014/19 (21) Application number: 12803997.1 (22) Date of filing: 14.06.2012

(51) International Patent Classification (IPC):  F24F 7/08(2006.01) (86) International application number: PCT/FI2012/050599 (87) International publication number: WO 2013/001155 (03.01.2013 Gazette 2013/01)

(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: 29.06.2011 FI 20110224 (71) Applicant: Ollinmaa, Ali 11130 Rihhimäki (FI)	(72) Inventor: Ollinmaa, Ali 11130 Rihhimäki (FI) (74) Representative: Lahti, Heikki  Sinikalliontie 12 02630 Espoo 02630 Espoo (FI)