Electrode of electron gun for cathode ray tube
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United States of America Patent
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Apr 11, 1995
Grant Date -
N/A
app pub date -
Nov 2, 1992
filing date -
Mar 26, 1992
priority date (Note) -
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Abstract
An electrode for electro gun of a cathode ray tube includes an external electrode member formed on the top of a cup-shaped body and having a large-diameter electron beam passing hole through which three electron beams pass commonly, and an internal electrode member inserted into the external electrode member and having three separate electron beam passing holes on the top of the internal electrode, wherein protrusions are formed on the outer surface of the internal electrode member, thereby enhancing the assembly precision of the external and internal electrode members.
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