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:
Mar. 15, 1983
Filed:
Feb. 04, 1981
Applicant:
Inventor:
Bela Kerekes, Budapest, HU;
Assignee:
Egyesult Izzolampa es Villamossagi Rt., Budapest, HU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ; H01J / ;
U.S. Cl.
CPC ...
313217 ; 313285 ;
Abstract
There is disclosed an electric lamp with a ceramic discharge tube and a current inlead consisting of two or more elementary filaments passing through a ceramic closing member and soldered thereto. In the tube there is an auxiliary electrode. The elementary filaments are preferably niobium. At least two of the elementary filaments are short circuited at both sides of the closing member and an auxiliary electrode is interlaced with the elementary filaments outside the discharge space.