(19)

(11)

EP 4 338 258 A1

(12)

(43) Date of publication: 20.03.2024 Bulletin 2024/12 (21) Application number: 22724119.7 (22) Date of filing: 04.05.2022

(51) International Patent Classification (IPC):  H02K 1/32(2006.01) H02K 7/18(2006.01) H02K 3/24(2006.01) (52) Cooperative Patent Classification (CPC): H02K 3/24; H02K 1/325; H02K 7/18 (86) International application number: PCT/GB2022/051121 (87) International publication number: WO 2022/238681 (17.11.2022 Gazette 2022/46)

(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: 13.05.2021 GB 202106809 (71) Applicant: Cummins Generator Technologies Limited Peterborough, Cambridgeshire PE2 6FZ (GB)	(72) Inventors: RILEY, Mark Peterborough Cambridgeshire PE2 6FZ (GB) ODEDRA, Anand Peterborough Cambridgeshire PE2 6FZ (GB) BELL, Adrian Peterborough Cambridgeshire PE2 6FZ (GB) (74) Representative: CSY London  Helios Court 1 Bishop Square Hatfield Hertfordshire AL10 9NE Hertfordshire AL10 9NE (GB)