Patent ID: 6551693
Filing Date: 2003-04-22
Classification: A47J,G01K,Y10S,Y10T

Abstract:
A heating appliance having a surface covered with a basic coating consisting of a thermostable resin resistant to temperatures up to at least 200Â° C.; a decoration based on a thermostable resin resistant to temperatures up to at least 200Â° C. and on a chemical substance which reversibly changes color as a function of temperature, the decoration, which comprises at least two patterns containing different respective chemical substances, being applied on the top of the thermostable resin layer constituting the basic coating so as to cover at least part of the basic coating and adhering thereto because of curing of the resin constituting the decoration with the resin constituting the basic coating, wherein a first pattern contains iron oxide as a chemical substance and a second pattern contains as a chemical substance organic red bonded to a black pigment.