VACUUM DEGASSING BOX OF A FIELD EMISSION DISPLAY
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United States of America Patent
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Issued Date -
Aug 12, 2010
app pub date -
Feb 12, 2009
filing date -
Feb 12, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In a vacuum degassing box of a field emission display, the field emission display includes a faceplate, and the faceplate has a chamber and a through opening which is defined on the faceplate and communicated with the chamber. The vacuum degassing box includes a housing and a getter. The through opening of the faceplate is covered by the housing. A contained chamber is formed between the housing and the faceplate, and a rough surface is formed inside the contained chamber. The getter is distributed on the rough surface of the contained chamber. Therefore, a vacuum condition of the vacuum degassing box is kept for a long time to increase use life of the field emission display.
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