(19)
(11) EP 3 921 098 A1

(12)

(43) Date of publication:
15.12.2021 Bulletin 2021/50

(21) Application number: 20705283.8

(22) Date of filing: 07.02.2020
(51) International Patent Classification (IPC): 
B21K 1/20(2006.01)
B21C 23/18(2006.01)
B21J 5/02(2006.01)
B21F 5/00(2006.01)
 F01L 1/18(2006.01)
B21J 5/00(2006.01)
B21J 9/02(2006.01)
(52) Cooperative Patent Classification (CPC):
F01L 2303/00; B21J 9/022; B21J 5/027; B21F 5/00; B21K 1/205; B21J 5/025; B21C 23/183; F01L 2001/186; B21J 5/008; F01L 13/0036; F01L 1/18; F01L 2305/00
(86) International application number:
PCT/EP2020/025055
(87) International publication number:
WO 2020/160848 (13.08.2020 Gazette 2020/33)
(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: 07.02.2019 IN 201911004826

(71) Applicant: Eaton Intelligent Power Limited
Dublin 4 (IE)

(72) Inventors:
  • HALSMER, Michael
    Marshall, Ml 49068 (US)
  • MANNARU, Vinod Kumar
    Pune, Maharashtra 412207 (IN)
  • VANCE, Matthew
    Kalamazoo, MI 49009 (US)

(74) Representative: Schwan Schorer & Partner mbB 
Patentanwälte Bauerstraße 22
80796 München
80796 München (DE)

   


(54) A METHOD OF COLD FORMING AN OUTER ARM OF A ROCKER ARM ASSEMBLY