(19)

(11)

EP 3 721 039 A1

(12)

(43) Date of publication: 14.10.2020 Bulletin 2020/42 (21) Application number: 17828796.7 (22) Date of filing: 06.12.2017

(51) International Patent Classification (IPC):  E06B 3/02(2006.01) E06B 3/54(2006.01) E06B 7/23(2006.01) E06B 3/30(2006.01) E06B 3/58(2006.01) (86) International application number: PCT/PL2017/000121 (87) International publication number: WO 2019/112451 (13.06.2019 Gazette 2019/24)

(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 (71) Applicants: Smolarczyk, Mariusz Adam 49-332 Krzyzowice (PL) Smolarczyk, Jerzy Czeslaw 49-300 Brzeg (PL)	(72) Inventors: Smolarczyk, Mariusz Adam 49-332 Krzyzowice (PL) Smolarczyk, Jerzy Czeslaw 49-300 Brzeg (PL) (74) Representative: Lukaszyk, Szymon  Kancelaria Patentowa Lukaszyk ul. Glowackiego 8/6 40-052 Katowice 40-052 Katowice (PL)