Display device and moving method thereof
US11016532B2 · kind B2 · utility
18Cited by
1References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 15, 2019 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Mar 15, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/0237
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display device includes: a first roller; a second roller; a gear unit that is coupled to the second roller and configured to rotate with the second roller; a rail unit that is engaged with the gear unit; a housing where the rail unit is provided; and a display panel module of which one end is fixed to the housing and the other end is fixed to the second roller and is configured to be bent by the first roller and then rolled on the second roller, wherein the display panel module is configured to be slide-extended and slide-retracted as the gear unit and the rail unit operate while being engaged with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.