Cell phone frame and method for manufacturing the same
US12088746B2 · kind B2 · utility
1Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2022 |
| Grant date | Sep 10, 2024 |
| Priority date | — |
| Expiry date | Feb 24, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12743
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A cell phone frame, and a method for manufacturing the same, includes a composite plate. The composite plate encloses an accommodation space for accommodating the cell phone. The composite plate includes a first plate and a second plate, a first side surface of the first plate having striations. The first side surface of the second plate and the first side surface of the first plate are rolled to connect, and the striations of which adjacent ones have a pitch of 0.005 mm to 0.03 mm account for more than 90% of all the striations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.