(19)
(11) EP 4 285 398 A1

(12)

(43) Date of publication:
06.12.2023 Bulletin 2023/49

(21) Application number: 21921809.6

(22) Date of filing: 28.01.2021
(51) International Patent Classification (IPC): 
H01H 33/666(2006.01)
(52) Cooperative Patent Classification (CPC):
H01H 33/666; H01H 1/502; H01H 2003/323
(86) International application number:
PCT/CN2021/074209
(87) International publication number:
WO 2022/160198 (04.08.2022 Gazette 2022/31)
(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: ABB SCHWEIZ AG
5400 Baden (CH)

(72) Inventors:
  • YANG, Huihuang
    Xiamen, Fujian 361000 (CN)
  • BELLONI, Francesco
    24124 Bergamo (IT)
  • FARINA, Andrea
    20900 Monza (MB) (IT)

(74) Representative: Zimmermann & Partner Patentanwälte mbB 
Postfach 330 920
80069 München
80069 München (DE)

   


(54) ADJUSTING MECHANISM OF CIRCUIT BREAKER AND CORRESPONDING CIRCUIT BREAKER