Patent ID: 8464892

Claim:
Food cooking appliance ( 1 ) comprising: an austenitic or ferritic stainless steel bowl ( 2 ) intended to accommodate food and provided with a lower wall ( 3 ) having an outer face ( 3 B), a ferritic stainless steel cup ( 5 ) added on said outer face ( 3 B) and fastened to said bowl ( 2 ), said cup ( 5 ) forming a bottom ( 7 ) by which said cooking appliance ( 1 ) is intended to rest on a cooking plate, patterns ( 8 ) engraved in said bottom ( 7 ) and having a depth (P) and a density, said appliance ( 1 ) being characterized in that the engraving depth (P) of said patterns ( 8 ) and the density thereof on the bottom ( 7 ) are chosen so that said bottom ( 7 ) meets the requirements of the EN-12778 Standard of November 2002 regardless of whether the stainless steel of the bowl be of ferritic or austenitic nature and said engraving depth (P) is between substantially 1.5% and 90% of the thickness of the cup ( 5 ), thereby preventing corrosion of said bowl.