(19)

(11)

EP 3 672 899 A1

(12)

(43) Date of publication: 01.07.2020 Bulletin 2020/27 (21) Application number: 17731263.4 (22) Date of filing: 02.06.2017

(51) International Patent Classification (IPC):  B66B 9/08(2006.01) (86) International application number: PCT/IB2017/000691 (87) International publication number: WO 2018/220414 (06.12.2018 Gazette 2018/49)

(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 (71) Applicant: Fritsch, Wolfgang 90571 Schwaig (DE)	(72) Inventor: Fritsch, Wolfgang 90571 Schwaig (DE) (74) Representative: Dörring, Jochen  Meyer & Dörring GbR Patentanwälte Nürnberger Straße 49 91052 Erlangen 91052 Erlangen (DE)