(19)

(11)

EP 3 679 200 A1

(12)

(43) Date of publication: 15.07.2020 Bulletin 2020/29 (21) Application number: 18766024.6 (22) Date of filing: 03.09.2018

(51) International Patent Classification (IPC):  E04B 5/10(2006.01) E04B 1/64(2006.01) E04C 3/12(2006.01) E04B 1/66(2006.01) (86) International application number: PCT/GB2018/052483 (87) International publication number: WO 2019/048838 (14.03.2019 Gazette 2019/11)

(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: 05.09.2017 GB 201714182 (71) Applicant: K-Kaps International Ltd St. Albans, Hertfordshire AL3 7HG (GB)	(72) Inventor: NUTKINS, Kevin Stephen St. Albans Hertfordshire AL3 7HG (GB) (74) Representative: Beck Greener LLP  Fulwood House 12 Fulwood Place London WC1V 6HR London WC1V 6HR (GB)