Uncoated non-stick pan
AssigneeZhejiang Suntrue Houseware Tech Co., Ltd.
InventorsXuelu Dong, Xucai Tu
Life of this patent
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Abstract
An uncoated non-stick pan includes a pan body with a non-stick area formed on the inner surface of the pan body, wherein the non-stick area includes several interconnected concave-convex units, each of which includes several first convex ribs and a concave part enclosed by several first convex ribs, the concave part includes a concave bottom surface and a concave side surface, the concave bottom surface is opposite to the first convex ribs and connected thereto through the concave side surface, and the angle between the concave side surface and the concave bottom surface is greater than 90°.
Claims12
An uncoated non-stick pan, comprising a pan body with a non-stick area formed on an inner surface of the pan body, wherein the non-stick area comprises a plurality of concave-convex units interconnected to each other, each of the plurality of concave-convex units comprises a plurality of first convex ribs and a concave part enclosed by the plurality of first convex ribs, the concave part comprises a concave bottom surface and a concave side surface, the concave bottom surface is opposite to the plurality of first convex ribs and connected to the plurality of first convex ribs through the concave side surface, and an included angle between the concave side surface and the concave bottom surface is greater than 90°.
Dependencies are inferred from the claim text.