(19)

(11)

EP 3 538 712 A1

(12)

(43) Date of publication: 18.09.2019 Bulletin 2019/38 (21) Application number: 17809376.1 (22) Date of filing: 08.11.2017

(51) International Patent Classification (IPC):  E01C 13/08(2006.01) (86) International application number: PCT/IB2017/056977 (87) International publication number: WO 2018/087668 (17.05.2018 Gazette 2018/20)

(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: 09.11.2016 BE 201605840 (71) Applicant: Sports & Leisure Group 9100 Sint-Niklaas (BE)	(72) Inventor: PENNINCK, John 9100 Sint-Niklaas (BE) (74) Representative: Brantsandpatents bvba  Pauline Van Pottelsberghelaan 24 9051 Ghent 9051 Ghent (BE)