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(11)

EP 4 385 108 A1

(12)

(43) Date of publication: 19.06.2024 Bulletin 2024/25 (21) Application number: 21758592.6 (22) Date of filing: 09.08.2021

(51) International Patent Classification (IPC):  H02J 7/00(2006.01) B25F 5/00(2006.01) (52) Cooperative Patent Classification (CPC): H02J 7/0031; H02J 2207/10; B25F 5/00 (86) International application number: PCT/CN2021/111519 (87) International publication number: WO 2023/015411 (16.02.2023 Gazette 2023/07)

(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: Techtronic Cordless GP Anderson, SC 29621 (US)	(72) Inventor: LIU, Hengsheng Dongguan, Guangdong (CN) (74) Representative: Novagraaf Group  Chemin de l'Echo 3 1213 Onex / Geneva 1213 Onex / Geneva (CH)