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(11)

EP 3 283 708 A1

(12)

(43) Date of publication: 21.02.2018 Bulletin 2018/08 (21) Application number: 16722340.3 (22) Date of filing: 14.04.2016

(51) International Patent Classification (IPC):  E04G 7/08(2006.01) E04G 7/20(2006.01) E04G 7/24(2006.01) E04G 7/18(2006.01) F16B 9/02(2006.01) E04G 7/12(2006.01) E04G 7/22(2006.01) E04G 7/16(2006.01) E04G 7/14(2006.01) (86) International application number: PCT/GB2016/051047 (87) International publication number: WO 2016/166541 (20.10.2016 Gazette 2016/42)

(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: 16.04.2015 GB 201506455 01.02.2016 GB 201601770 (71) Applicant: Klawz Limited Leeds, Yorkshire LS27 7JN (GB)	(72) Inventors: BROWN, Barry Whitby York YO22 4EH (GB) SHORE, Matthew Wolverhapton West Midlands WV14 9NQ (GB) (74) Representative: Hutchinson, Thomas Owen  Hutchinson IP Ltd 57 Hoghton Street Southport, Merseyside PR9 0PG Southport, Merseyside PR9 0PG (GB)