(19)
(11) EP 2 778 582 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.07.2015 Bulletin 2015/30

(43) Date of publication A2:
17.09.2014 Bulletin 2014/38

(21) Application number: 14158619.8

(22) Date of filing: 10.03.2014
(51) International Patent Classification (IPC): 
F25D 23/06(2006.01)
(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: 15.03.2013 US 201313837659

(71) Applicant: Whirlpool Corporation
Benton Harbor, MI 49022 (US)

(72) Inventors:
  • Cur, Nihat
    Benton Harbor, MI Michigan 49022 (US)
  • Kendall, James
    Benton Harbor, MI Michigan 49022 (US)
  • Ramm, Axel Julio
    Benton Harbor, MI Michigan 49022 (US)
  • Wu, Guolian
    Benton Harbor, MI Michigan 49022 (US)
  • Kuehl, Steven J.
    Benton Harbor, MI Michigan 49022 (US)

(74) Representative: Nicholls, Michael John 
J A Kemp 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)

   


(54) Folded vacuum insulated structure


(57) A vacuum insulated cabinet structure includes panels having sheet metal outer side walls and polymer inner side walls. The polymer inner side walls are heat-sealed to a layer of polymer material laminated to a flat sheet metal blank to form vacuum cavities. The blank is then bent along fold lines to form a cabinet structure.







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