(19)

(11)

EP 3 551 800 A1

(12)

(43) Date of publication: 16.10.2019 Bulletin 2019/42 (21) Application number: 17878675.2 (22) Date of filing: 06.12.2017

(51) International Patent Classification (IPC):  E01B 9/28(2006.01) E01B 9/60(2006.01) E01B 9/30(2006.01) E01B 13/02(2006.01) (86) International application number: PCT/HU2017/050053 (87) International publication number: WO 2018/104757 (14.06.2018 Gazette 2018/24)

(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 TN (30) Priority: 07.12.2016 HU 1600654 (71) Applicant: HR System Hungary Zrt. 2370 Dabas (HU)	(72) Inventor: RÁCZ, Attila 1204 Budapest (HU) (74) Representative: Kacsuk, Zsófia  Kacsukpatent Kft. Üteg u. 11/a 1139 Budapest 1139 Budapest (HU)