Mask device and evaporation device
US11885004B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 5, 2018 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Aug 17, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/166
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The disclosure discloses a mask device and an evaporation device, so as to manufacture a special-shaped display panel, improve the manufacturing efficiency of the special-shaped display panel and lower the cost. The mask device provided by the embodiment of the present disclosure comprises a framework and a first strip plate, where the first strip plate is fixed on the framework and extends along the first direction, the first strip plate includes a first area and a second area, and the width of the first area is greater than the width of the second area in the direction parallel to the surface of the first strip plate and vertical to the first direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.