Apparatus and method for strengthening glass cover
US10421686B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Jul 21, 2017 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Jan 15, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C15/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This disclosure relates to an apparatus and a method for strengthening a glass cover, wherein the methods comprises the steps of providing baffles which are used to connect glass covers to be strengthened so as to constitute a annular structure; injecting a strengthening liquid into one side of the annular structure to form a strengthening liquid potential energy difference between two sides of the annular structure; and allowing the strengthening liquid to flow between two sides of the baffle so as to etch the glass covers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.