(19)
(11) EP 2 891 230 A2

(12)

(88) Date of publication A3:
08.01.2015

(43) Date of publication:
08.07.2015 Bulletin 2015/28

(21) Application number: 13762376.5

(22) Date of filing: 28.08.2013
(51) International Patent Classification (IPC): 
H02K 15/02(2006.01)
B21D 28/22(2006.01)
(86) International application number:
PCT/BR2013/000331
(87) International publication number:
WO 2014/032148 (06.03.2014 Gazette 2014/10)
(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

(30) Priority: 31.08.2012 BR 102012022075

(71) Applicant: Whirlpool S.A.
São Paulo - SP 04578-000 (BR)

(72) Inventors:
  • MERINI, André Lucas
    89138-000 Ascurra - SC (BR)
  • WOLF, Anderson
    89216-400 Joinville - SC (BR)
  • GROTT, Tarcisio João
    89237-370 Joinville - SC (BR)

(74) Representative: Soldatini, Andrea et al
Società Italiana Brevetti S.p.A. Corso dei Tintori, 25
50122 Firenze
50122 Firenze (IT)

   


(54) METHOD AND SYSTEM FOR DEFORMING SLOTS AND TOOTH TIPS OF A DYNAMO-ELECTRIC MACHINE STATOR