(19)

(11)

EP 2 773 810 A1

(12)

(43) Date of publication: 10.09.2014 Bulletin 2014/37 (21) Application number: 11808953.1 (22) Date of filing: 31.10.2011

(51) International Patent Classification (IPC):  D07B 1/02(2006.01) H01B 5/08(2006.01) D02G 3/12(2006.01) (86) International application number: PCT/IT2011/000365 (87) International publication number: WO 2013/065074 (10.05.2013 Gazette 2013/19)

(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 (71) Applicant: Redaelli Tecna S.p.A. 20135 Milano (IT)	(72) Inventor: CLERICI, Franco I-25073 Bovezzo (BS) (IT) (74) Representative: Bruni, Giovanni  Laforgia, Bruni & Partners Corso Duca degli Abruzzi, 78 10129 Torino 10129 Torino (IT)