(19)
(11) EP 2 323 781 A2

(12)

(43) Date of publication:
25.05.2011 Bulletin 2011/21

(21) Application number: 09805526.2

(22) Date of filing: 06.08.2009
(51) International Patent Classification (IPC): 
B21D 9/04(2006.01)
(86) International application number:
PCT/US2009/052910
(87) International publication number:
WO 2010/017336 (11.02.2010 Gazette 2010/06)
(84) Designated Contracting States:
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 SE SI SK SM TR
Designated Extension States:
AL BA RS

(30) Priority: 08.08.2008 US 188440 P

(71) Applicant: Delphi Technologies, Inc.
Troy, MI 48007-5052 (US)

(72) Inventors:
  • SAMUELSON, David, E.
    Wheatfield NY 14304 (US)
  • WRIGHT, William, D.
    Newdane NY 14108 (US)

(74) Representative: Robert, Vincent et al
Delphi France SAS Legal Staff 64, avenue de la Plaine de France BP 65059 Tremblay en France
95972 Roissy Charles de Gaulle Cedex
95972 Roissy Charles de Gaulle Cedex (FR)

   


(54) IMPROVED METHOD FOR MANUFACTURING A BENT HEAT EXCHANGER