(19)

(11)

EP 3 440 274 A1

(12)

(43) Date of publication: 13.02.2019 Bulletin 2019/07 (21) Application number: 17779478.1 (22) Date of filing: 24.02.2017

(51) International Patent Classification (IPC):  E03C 1/12(2006.01) E03F 5/04(2006.01) (86) International application number: PCT/US2017/019387 (87) International publication number: WO 2017/176382 (12.10.2017 Gazette 2017/41)

(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: 03.04.2016 US 201662317583 P (71) Applicant: SP-Technologies Ltd. Elkana (IL)	(72) Inventor: BEN SHUSHAN, Ravid Elkana (IL) (74) Representative: Lohmanns Lohmanns & Partner mbB  Benrather Schlossallee 49-53 40597 Düsseldorf 40597 Düsseldorf (DE)