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(11)

EP 3 794 189 A1

(12)

(43) Date of publication: 24.03.2021 Bulletin 2021/12 (21) Application number: 19724593.9 (22) Date of filing: 13.05.2019

(51) International Patent Classification (IPC):  E05B 17/20(2006.01) E05B 47/06(2006.01) E05B 17/04(2006.01) E05B 9/08(2006.01) E05B 47/00(2006.01) E05B 47/02(2006.01) E05B 9/04(2006.01) (86) International application number: PCT/GB2019/051301 (87) International publication number: WO 2019/220084 (21.11.2019 Gazette 2019/47)

(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: 13.05.2018 GB 201807748 (71) Applicant: Laporta, Giovanni Watford, Hertfordshire WD18 7PS (GB)	(72) Inventor: Laporta, Giovanni Watford, Hertfordshire WD18 7PS (GB) (74) Representative: CSY Herts  Helios Court 1 Bishop Square Hatfield, Hertfordshire AL10 9NE Hatfield, Hertfordshire AL10 9NE (GB)