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EP 3 924 563 A1

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(43) Date of publication: 22.12.2021 Bulletin 2021/51 (21) Application number: 20755130.0 (22) Date of filing: 10.02.2020

(51) International Patent Classification (IPC):  E04B 1/08(2006.01) E04B 1/12(2006.01) E04B 1/348(2006.01) E04B 1/66(2006.01) E04H 1/02(2006.01) E04H 1/12(2006.01) E04B 1/10(2006.01) E04B 1/14(2006.01) E04B 1/64(2006.01) E04C 1/39(2006.01) E04H 1/00(2006.01) (52) Cooperative Patent Classification (CPC): E04B 1/34869; E04H 1/125 (86) International application number: PCT/FI2020/050078 (87) International publication number: WO 2020/165497 (20.08.2020 Gazette 2020/34)

(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: 11.02.2019 FI 20195096 (71) Applicant: Fira Modules Oy 01530 Vantaa (FI)	(72) Inventors: MÄÄTTÄ, Roope 01530 Vantaa (FI) VAHOS, Marjut 01530 Vantaa (FI) NIINIKOSKI, Jouni 01530 Vantaa (FI) NIEMIKORPI, Jyri 01530 Vantaa (FI) SILLANPÄÄ, Tyko 01530 Vantaa (FI) KOSONEN, Sauli 01530 Vantaa (FI) (74) Representative: Primrose Oy  Unioninkatu 24 00130 Helsinki 00130 Helsinki (FI)