(19)

(11)

EP 4 555 162 A1

(12)

(43) Date of publication: 21.05.2025 Bulletin 2025/21 (21) Application number: 23732115.3 (22) Date of filing: 12.06.2023

(51) International Patent Classification (IPC):  E04H 6/44(2006.01) (52) Cooperative Patent Classification (CPC): E04H 6/44 (86) International application number: PCT/EP2023/065600 (87) International publication number: WO 2023/242089 (21.12.2023 Gazette 2023/51)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 13.06.2022 GB 202208580 (71) Applicant: Brady, John Henry Coalisland Tyrone (GB)	(72) Inventor: Brady, John Henry Coalisland Tyrone (GB) (74) Representative: Hanna, John Philip  Hanna IP 4th Floor 58 Howard Street Belfast BT1 6PJ Belfast BT1 6PJ (GB)