Patent ID: 6793093
Filing Date: 2004-09-21
Classification: A47J,B05D,C23C

Abstract:
An anti-stick cookware manufactured by a process which comprises steps of:spinning a metal plate, which is made of an aluminum alloy, to form a cookware body having a bottom portion, a side portion extending upward from said bottom portion, and an inner cooking surface defined by said bottom and side portions, said side portion of said cookware body having a thickness thinner than that of said bottom portion of said cookware body, wherein the thickness of said bottom portion of said cookware is at least 2.5 mm, the thickness of said side portion of said cookware is at least 1.8 mm, and the thickness of said side portion being 30%-64% of that of said bottom portion; cleaning and roughening said inner cooking surface; applying a metallic scratch-resistant layer onto said inner cooking surface, after being cleaned and roughened, by electric-arc spraying an abrasive metal onto said inner cooking surface; and applying an anti-stick layer of fluorocarbon resin onto said scratch-resistant layer.