(19)
(11) EP 4 799 261 A1

(12)

(43) Date of publication:
02.09.2026 Bulletin 2026/36

(21) Application number: 24841743.8

(22) Date of filing: 11.10.2024
(51) International Patent Classification (IPC): 
H02K 1/32(2006.01)
H02K 7/14(2006.01)
H02K 7/00(2006.01)
H02K 1/278(2022.01)
(52) Cooperative Patent Classification (CPC):
H02K 7/003; H02K 7/14; H02K 1/32; H02K 1/278
(86) International application number:
PCT/IB2024/059980
(87) International publication number:
WO 2025/088420 (01.05.2025 Gazette 2025/18)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 24.10.2023 BE 202305880

(71) Applicant: Atlas Copco Airpower, Naamloze Vennootschap
2610 Wilrijk (BE)

(72) Inventors:
  • VERHAEGEN, Ken
    2610 Wilrijk (BE)
  • LE POLAIN DE WAROUX, Thibault
    2610 Wilrijk (BE)
  • PHILIPPI, Cornelis
    2610 Wilrijk (BE)
  • D'HAESELEER, Dominik
    2610 Wilrijk (BE)
  • VERHEYEN, Stijn
    2610 Wilrijk (BE)

(74) Representative: Atlas Copco Airpower IP department 
Airtec Division P.O. Box 101 Boomsesteenweeg 957
2610 Wilrijk
2610 Wilrijk (BE)

   


(54) ROTOR OF A PERMANENT-MAGNET MOTOR FOR DRIVING AN IMPELLER OF AN AIR BLOWER