Exposed glass article with enhanced stiffness for portable electronic device housing
US9886062B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2014 |
| Grant date | Feb 6, 2018 |
| Priority date | — |
| Expiry date | Sep 18, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24967
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A transparent article, such as a transparent cover, for use as a cover glass for an electronic device, as well as methods for producing transparent articles, are disclosed. The transparent article can form a part of a housing of the portable electronic device and can provide an outer surface for a portion of the housing. The transparent article can be provided over a display of portable electronic device to provide a protective outer cover over the display. In one embodiment, the transparent article can be formed with a laminate structure. In another embodiment, the transparent article can be formed with a ribbed structure. In still another embodiment, a sapphire coating can be deposited on the transparent article to improve it strength. Advantageously, the transparent article is able to be not only thin and lightweight but also provide sufficient stiffness for use as a cover glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.