(19)

(11)

EP 2 485 818 A2

(12)

(88) Date of publication A3: 03.06.2011 (43) Date of publication: 15.08.2012 Bulletin 2012/33 (21) Application number: 10805306.7 (22) Date of filing: 05.10.2010

(51) International Patent Classification (IPC):  A63F 7/06(2006.01) F16C 29/04(2006.01) (86) International application number: PCT/IB2010/054498 (87) International publication number: WO 2011/042861 (14.04.2011 Gazette 2011/15)

(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: 05.10.2009 IT TO20090758 (71) Applicant: Artech Srl 12060 Niella Tanaro (CN) (IT)	(72) Inventors: COLOMBO, Ottavio I-12060 Niella Tanaro (CN) (IT) COLOMBO, Corrado I-12060 Niella Tanaro (CN) (IT) (74) Representative: Robba, Pierpaolo  Interpatent S.R.L. Via Caboto 35 10129 Torino 10129 Torino (IT)