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(11)

EP 3 243 334 A1

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(43) Date of publication: 15.11.2017 Bulletin 2017/46 (21) Application number: 15848137.4 (22) Date of filing: 15.12.2015

(51) International Patent Classification (IPC):  H04R 1/34(2006.01) H04R 1/28(2006.01) H04R 1/02(2006.01) (86) International application number: PCT/IT2015/000310 (87) International publication number: WO 2016/110876 (14.07.2016 Gazette 2016/28)

(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 Designated Validation States: MA MD (30) Priority: 08.01.2015 IT TO20150007 (71) Applicant: Robin S.R.L. 07100 Sassari (IT)	(72) Inventor: GANDOLFI, CLAUDIO I-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)