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(11)

EP 3 022 945 A1

(12)

(43) Date of publication: 25.05.2016 Bulletin 2016/21 (21) Application number: 14739964.6 (22) Date of filing: 13.05.2014

(51) International Patent Classification (IPC):  H04R 1/10(2006.01) (86) International application number: PCT/IT2014/000128 (87) International publication number: WO 2015/008306 (22.01.2015 Gazette 2015/03)

(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 Designated Extension States: BA ME (30) Priority: 15.07.2013 IT SS20130007 (71) Applicant: Robin S.R.L. 07100 Sassari (IT)	(72) Inventor: GANDOLFI, Claudio 07100 Sassari (IT) (74) Representative: Garavelli, Paolo  A.BRE.MAR. S.R.L. Consulenza in Proprietà Industriale Via Servais 27 10146 Torino 10146 Torino (IT)