(19)

(11)

EP 3 487 590 A1

(12)

(43) Date of publication: 29.05.2019 Bulletin 2019/22 (21) Application number: 17836445.1 (22) Date of filing: 01.08.2017

(51) International Patent Classification (IPC):  A63B 21/06(2006.01) A63B 23/02(2006.01) A63B 21/075(2006.01) A63B 23/12(2006.01) (86) International application number: PCT/CZ2017/050032 (87) International publication number: WO 2018/024266 (08.02.2018 Gazette 2018/06)

(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: 03.08.2016 CZ 201632651 U 19.07.2017 CZ 201733936 U (71) Applicant: Kofron, Martin 55225 Rychnovek (CZ)	(72) Inventor: Kofron, Martin 55225 Rychnovek (CZ) (74) Representative: Kratochvil, Vaclav  Patent and Trademark Office P.O. Box 26 295 01 Mnichovo Hradiste 295 01 Mnichovo Hradiste (CZ)