(19)

(11)

EP 2 557 967 A1

(12)

(43) Date of publication: 20.02.2013 Bulletin 2013/08 (21) Application number: 11714698.5 (22) Date of filing: 11.04.2011

(51) International Patent Classification (IPC):  A47C 17/40(2006.01) (86) International application number: PCT/EP2011/001798 (87) International publication number: WO 2011/128058 (20.10.2011 Gazette 2011/42)

(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: 14.04.2010 IT MI20100630 (71) Applicant: CLEI S.R.L. 22060 Carugo (Como) (IT)	(72) Inventor: COLOMBO, Luigi I-20154 Milano (IT) (74) Representative: Forattini, Amelia  INTERNAZIONALE BREVETTI INGG. ZINI, MARANESI & C. S.R.L. Piazza Castello 1 20121 MILANO 20121 MILANO (IT)