Exterior material for cooking appliance and manufacturing method thereof
US12226044B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2022 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | Nov 7, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C14/5873
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An exterior material for cooking appliance capable of improving visibility, Vickers hardness, and scratch resistance by forming laser holes in a surface of an exterior material including a Diamond like carbon (DLC) coating layer, and a method for manufacturing the exterior material. The cooking appliance exterior material includes a base material, a Diamond like carbon (DLC) coating layer provided on the base material, an adhesive layer provided between the base material and the DLC coating layer to attach the DLS coating layer to the base material to incase an adhesion force between the base material and the DLC coating layer, and a plurality of laser holes provided in a surface of the exterior material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.