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(11)

EP 3 143 210 A1

(12)

(43) Date of publication: 22.03.2017 Bulletin 2017/12 (21) Application number: 14716767.0 (22) Date of filing: 14.03.2014

(51) International Patent Classification (IPC):  E01F 9/631(2016.01) E04H 12/08(2006.01) (86) International application number: PCT/EP2014/055161 (87) International publication number: WO 2015/135594 (17.09.2015 Gazette 2015/37)

(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 (71) Applicant: Safety Product 3580 Beringen (BE)	(72) Inventors: MAES, Albert B-2240 Zandhoven (BE) WILLEMS, Carolien B-2280 Grobbendonk (BE) (74) Representative: Gevers Patents  Intellectual Property House Holidaystraat 5 1831 Diegem 1831 Diegem (BE)