(19)

(11)

EP 4 355 598 A1

(12)

(43) Date of publication: 24.04.2024 Bulletin 2024/17 (21) Application number: 22747085.3 (22) Date of filing: 14.06.2022

(51) International Patent Classification (IPC):  B60H 3/00(2006.01) B60H 1/00(2006.01) A61L 9/20(2006.01) A61L 9/22(2006.01) (52) Cooperative Patent Classification (CPC): B60H 3/0078; A61L 9/20; A61L 2209/16; B60H 3/0071; B60H 1/00985; A61L 9/22; A61L 2209/111 (86) International application number: PCT/GB2022/051498 (87) International publication number: WO 2022/263813 (22.12.2022 Gazette 2022/51)

(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 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: 14.06.2021 GB 202108481 (71) Applicant: TDI Greenway Limited Stratford-upon-Avon Warwickshire CV37 6QB (GB)	(72) Inventors: HOWSON, Adrian Stratford-upon-Avon Warwickshire CV37 6QB (GB) SWAN, Lyle Stratford- upon-Avon Warwickshire CV37 6QB (GB) GOODWIN, Oliver Stratford- upon-Avon Warwickshire CV37 6QB (GB)