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US 5,336,970 AGranted
Gas tube protector
AssigneeAT&T Bell Laboratories
InventorItamar B. Einbinder
Life of this patent
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Abstract
A gas tube protector includes a new coating for the electrodes. The coating, which eliminates the need for conditioning the electrodes prior to using or testing the protector, includes barium titanate and titanium.
Claims7
A gas tube protector comprising:
- an insulating housing;
- a pair of electrodes mounted within the housing so as to form a spark gap therebetween;
- and
- a coating formed on a surface of at least one electrode adjacent to the gap, said coating comprising both barium titanate and titanium in its final form and a glass thermionic composition.
1 more element
Dependencies are inferred from the claim text.