(19)

(11)

EP 3 657 927 A1

(12)

(43) Date of publication: 03.06.2020 Bulletin 2020/23 (21) Application number: 18768938.5 (22) Date of filing: 26.07.2018

(51) International Patent Classification (IPC):  A01B 33/02(2006.01) A01B 49/02(2006.01) A01B 39/08(2006.01) (86) International application number: PCT/IB2018/055610 (87) International publication number: WO 2019/021242 (31.01.2019 Gazette 2019/05)

(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: KH MA MD TN (30) Priority: 27.07.2017 IT 201700086651 U (71) Applicant: Celli S.P.A. 47100 Forli' (FO) (IT)	(72) Inventor: CELLI, Stefania 47122 Forli' (IT) (74) Representative: Fanzini, Valeriano et al Ing. Dallaglio S.r.l. Via Mazzini, 2 43121 Parma 43121 Parma (IT)