Cathode structure and electron gun for cathode ray tubes
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United States of America Patent
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-
Apr 9, 2002
Grant Date -
N/A
app pub date -
Oct 4, 1999
filing date -
Apr 25, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a cathode structure intended to be inserted into an electron gun for a cathode-ray tube. The cathode comprises a cathode body on the end of which is placed an emissive pellet, the cathode body being held in place inside a sheath by supporting means which comprise: a first series of branches, each branch being connected on one side to the cathode body and on the other side to an intermediate piece 30; and a second series of branches, each branch being connected on one side to the sheath and on the other side to the same intermediate piece.
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