(19)

(11)

EP 4 537 409 A1

(12)

(43) Date of publication: 16.04.2025 Bulletin 2025/16 (21) Application number: 22736026.0 (22) Date of filing: 10.06.2022

(51) International Patent Classification (IPC):  H01M 10/48(2006.01) H01M 10/42(2006.01) (52) Cooperative Patent Classification (CPC): H01M 10/482; H01M 10/425; H01M 2010/4271 (86) International application number: PCT/SE2022/050572 (87) International publication number: WO 2023/239270 (14.12.2023 Gazette 2023/50)

(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 (71) Applicant: Epiroc Rock Drills Aktiebolag 701 91 Örebro (SE)	(72) Inventor: JONSSON, Daniel 70510 Örebro (SE) (74) Representative: Epiroc Rock Drills AB  Patents 701 91 Örebro 701 91 Örebro (SE)