The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 1998
Filed:
Jan. 11, 1996
Go Suzuki, Nagoya, JP;
Norikazu Niimi, Komaki, JP;
NGK Insulators, Ltd., , JP;
Abstract
A high pressure discharge lamp including: (1) a ceramic discharge tube having an interior space filled with an ionizable light-emitting material and a starting gas, the ceramic discharge tube including a main body and at least one end portion connected to an end of the main body, a corner being formed between an inner surface of the main body and an inner surface of the at least one end portion; (2) a sealing member at least partially fixed inside the at least one end portion, a through-hole being formed through the sealing member; and (3) a current conductor inserted through the through-hole of the sealing member, wherein a storing recess for storing said ionizable light-emitting material as a liquid phase therein is formed at a surface of the sealing member on a side of the interior space.