(19)

(11)

EP 3 710 698 A1

(12)

(43) Date of publication: 23.09.2020 Bulletin 2020/39 (21) Application number: 18807735.8 (22) Date of filing: 10.10.2018

(51) International Patent Classification (IPC):  F04B 17/00(2006.01) F03G 7/00(2006.01) F03C 1/013(2006.01) (86) International application number: PCT/PL2018/050052 (87) International publication number: WO 2019/098864 (23.05.2019 Gazette 2019/21)

(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: 16.11.2017 PL 42347717 (71) Applicant: Swiatek Janusz 37-450 Stalowa Wola (PL)	(72) Inventor: Swiatek Janusz 37-450 Stalowa Wola (PL) (74) Representative: Garstka, Antoni Czeslaw  Tumlin-Wegle 87 26-050 Zagnansk 26-050 Zagnansk (PL)