Mask frame assembly and method of manufacturing the same
US11408063B2 · kind B2 · utility
1Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2019 |
| Grant date | Aug 9, 2022 |
| Priority date | — |
| Expiry date | May 28, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/166
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of manufacturing a mask frame assembly includes: welding fixing ends of a long-side support bar on a frame; and fixing a mask having a pattern area to be divided by the long-side support bar, on the frame, wherein the welding of the fixing ends of the long-side support bar on the frame includes forming welds asymmetrically with respect to a longitudinal central axis of the fixing ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.