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Insulation system for a cooking appliance incorporating a plurality of microsphere sheets

  • US 10,386,077 B2
  • Filed: 04/11/2017
  • Issued: 08/20/2019
  • Est. Priority Date: 05/12/2015
  • Status: Active Grant
First Claim
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1. An appliance comprising:

  • an outer shell;

    an inner shell, wherein the outer shell and the inner shell are engaged to define an insulating cavity therebetween, and wherein the inner shell includes an inner surface that defines an interior cavity; and

    an insulation member disposed within the insulating cavity, and having a plurality of layers, each layer of the plurality of layers including an insulative sheet defining first and second surfaces and a plurality of microspheres at least partially disposed within the insulative sheet, wherein at least a portion of the plurality of micro spheres extends outward from each of the first and second surfaces to define a plurality of protrusions, and wherein engagement of two adjacent layers of the plurality of layers causes a portion of the pluralities of protrusions of the respective two adjacent layers to engage and define a plurality of insulating air pockets between the adjacent layer, and wherein the insulative sheet is a silicone sheet.

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