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US 7,843,137 B2Granted
Luminous vessels
AssigneeNGK Insulators, Ltd.
InventorsKeiichiro Watanabe, Takashi Ota, Norikazu Niimi
Life of this patent
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Abstract
The inventive luminous vessel has strong bonding and improved adhesion of the current through conductor provided in the luminous container to a sealing member or the like. A luminous vessel has a luminous container, a solid current through conductor made of a metal or a cermet and a sintered body of a molded body containing at least metal powder fixed to the outside of the current through conductor.
Claims19
A luminous vessel comprising:
- a luminous container comprising a brittle material;
- a sintered body of a molded body comprising at least metal powder, said sintered body having a through hole formed therein;
- a solid electrode comprising a metal or a cermet, said electrode being inserted through said through hole, said sintered body being fixed to the outside of said electrode;
- a metal plate comprising a clamped part and a non-clamped part, said metal plate having inner and outer surfaces and said non-clamped part being fixed to said sintered body in an air-tight manner;
- and
- an inner member comprising a brittle material and fixed to said inner surface of said clamped part;
- wherein said luminous vessel is fixed to said outer surface of said clamped part, or said luminous vessel further comprises an outer member comprising a brittle material and fixed to said outer surface of said clamped part, said outer member being fixed to said luminous vessel.
4 more elements
Dependencies are inferred from the claim text.