(19)

(11)

EP 2 193 690 A1

(12)

(43) Date of publication: 09.06.2010 Bulletin 2010/23 (21) Application number: 07736850.4 (22) Date of filing: 15.05.2007

(51) International Patent Classification (IPC):  H05B 3/48(2006.01) (86) International application number: PCT/IT2007/000347 (87) International publication number: WO 2008/111101 (18.09.2008 Gazette 2008/38)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 13.03.2007 IT TO20070185 (71) Applicant: ROTFIL S.r.l. 10044 Pianezza TO (IT)	(72) Inventor: RAVAGLIA, Riccardo I-10044 Pianezza (Torino) (IT) (74) Representative: Rapisardi, Mariacristina et al Ufficio Brevetti Rapisardi S.r.l. Via Serbelloni 12 20122 Milano 20122 Milano (IT)