(19)

(11)

EP 4 551 768 A1

(12)

(43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 22741872.0 (22) Date of filing: 05.07.2022

(51) International Patent Classification (IPC):  E02F 9/26(2006.01) E02F 9/08(2006.01) (52) Cooperative Patent Classification (CPC): E02F 9/264; E02F 9/0841 (86) International application number: PCT/SE2022/050679 (87) International publication number: WO 2024/010500 (11.01.2024 Gazette 2024/02)

(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: NYSTRÖM, Anders 701 91 Örebro (SE) (74) Representative: Epiroc Rock Drills AB  Patents 701 91 Örebro 701 91 Örebro (SE)