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US 12,692,615 B2Granted
Home appliance including hairline and manufacturing method thereof
AssigneeSamsung Electronics Co., Ltd.
InventorsKyung Hwan Lee, Ji Young Song, Kwang Joo Kim, In Hye Hwang, Jong Su Oh
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Abstract
A manufacturing method of a home appliance including a hairline according to disclosed embodiment includes forming at least one plating layer on the base material, processing the transverse hairline on the upper surface of the plating layer by tilting the hairline processing wheel at a predetermined angle, and forming a coating layer on the hairline.
Claims6
A manufacturing method of a home appliance comprising a hairline, the manufacturing method comprises:
- forming at least one plating layer on a base material;
- processing a transverse hairline on an upper surface of the plating layer by tilting a hairline processing wheel at a predetermined angle;
- and
- forming a coating layer on the hairline,
- wherein the forming of the at least one plating layer comprises:
- forming a copper plating layer by plating copper (Cu) on the base material;
- forming a nickel plating layer by plating nickel (Ni) on the formed copper plating layer;
- and
- forming a chromium plating layer by plating chromium (Cr) on the formed nickel plating layer, and
- wherein the chromium layer is processed to be worn by 0.08 to 0.20 μm during the hairline processing.
7 more elements
Dependencies are inferred from the claim text.