(19)

(11)

EP 2 294 595 A1

(12)

(43) Date of publication: 16.03.2011 Bulletin 2011/11 (21) Application number: 09772297.9 (22) Date of filing: 12.06.2009

(51) International Patent Classification (IPC):  H01H 36/00(2006.01) (86) International application number: PCT/EP2009/057300 (87) International publication number: WO 2010/000597 (07.01.2010 Gazette 2010/01)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 30.06.2008 IT PN20080053 (71) Applicant: Stem S.r.l. 27010 Cura Carpignano (Pavia) (IT)	(72) Inventors: MORO, Simone I-27100 Pavia (IT) MORO, Fabio I-27100 Pavia (IT) (74) Representative: Gonella, Mario et al Propria S.r.l. Via della Colonna, 35 33170 Pordenone 33170 Pordenone (IT)