(19)
(11) EP 4 029 045 A1

(12)

(43) Date of publication:
20.07.2022 Bulletin 2022/29

(21) Application number: 20785616.2

(22) Date of filing: 09.09.2020
(51) International Patent Classification (IPC): 
H01H 47/00(2006.01)
(52) Cooperative Patent Classification (CPC):
H02H 3/08; H02H 3/021; H02H 3/05
(86) International application number:
PCT/US2020/049812
(87) International publication number:
WO 2021/050459 (18.03.2021 Gazette 2021/11)
(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: 11.09.2019 US 201962898783 P

(71) Applicant: ARC SUPPRESSION TECHNOLOGIES
Bloomington, MN 55425 (US)

(72) Inventors:
  • HENKE, Reinhold
    Alexandria, Minnesota 56308 (US)
  • THORBUS, Robert
    Chanhassen, Minnesota 55317 (US)

(74) Representative: Murgitroyd & Company 
Murgitroyd House 165-169 Scotland Street
Glasgow G5 8PL
Glasgow G5 8PL (GB)

   


(54) POWER CONTACT FAULT CLEARING DEVICE