Pumping tubulation getter
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United States of America Patent
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Oct 17, 1989
Grant Date -
N/A
app pub date -
Aug 9, 1985
filing date -
Aug 9, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention describes a pumping tubulation getter device comprising a hollow cylindrical tube of compression bondable metal and an electrophoretically deposited layer of porous sintered non-evaporable getter material selectively deposited on the internal surface of the hollow cylindrical tube having getter material free zones at the ends of the tube. The pumping tubulation getter device is used in the manufacture of many types of electron discharge devices including ring laser gyroscopes.
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