(19)

(11)

EP 3 983 132 A1

(12)

(43) Date of publication: 20.04.2022 Bulletin 2022/16 (21) Application number: 20812539.3 (22) Date of filing: 20.05.2020

(51) International Patent Classification (IPC):  B05B 3/10(2006.01) B08B 5/02(2006.01) B05B 3/02(2006.01) B05B 12/00(2018.01) (52) Cooperative Patent Classification (CPC): B05B 1/005; B08B 5/02 (86) International application number: PCT/FI2020/050336 (87) International publication number: WO 2020/240080 (03.12.2020 Gazette 2020/49)

(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: KH MA MD TN (30) Priority: 27.05.2019 FI 20190062 U (71) Applicant: Pro Elli Oy 87950 Kuluntalahti (FI)	(72) Inventor: RAATIKAINEN, Mika 87950 Kuluntalahti (FI) (74) Representative: Kolster Oy Ab  Salmisaarenaukio 1 P.O. Box 204 00181 Helsinki 00181 Helsinki (FI)