(19)

(11)

EP 3 983 176 A1

(12)

(43) Date of publication: 20.04.2022 Bulletin 2022/16 (21) Application number: 20733404.6 (22) Date of filing: 16.06.2020

(51) International Patent Classification (IPC):  B25B 21/00(2006.01) B25G 1/04(2006.01) B25B 23/00(2006.01) B25G 1/10(2006.01) (52) Cooperative Patent Classification (CPC): B25B 21/00; B25B 23/0021; B25F 5/02 (86) International application number: PCT/EP2020/066548 (87) International publication number: WO 2020/254279 (24.12.2020 Gazette 2020/52)

(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: 17.06.2019 SE 1930200 (71) Applicant: Atlas Copco Industrial Technique AB 105 23 Stockholm (SE)	(72) Inventors: ASPLUND, Daniel Per Erik 141 30 Huddinge (SE) SJÖHOLM, Jan, Olof 11138 Stockholm (SE) (74) Representative: Rogne, Lovisa Maria Birgitta  C/o Atlas Copco Industrial Technique AB 10523 Stockholm 10523 Stockholm (SE)