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:
Jun. 09, 1987
Filed:
Jan. 03, 1986
Applicant:
Inventors:
Ingo Duenisch, Taunusstein, DE;
Michael Lausch, Taunusstein, DE;
Assignee:
Heimann GmbH, Weisbaden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313633 ; 313632 ; 3133 / ;
Abstract
A gas discharge lamp such as a flashbulb consisting of an anode and a cathode in a transparent housing, the cathode being composed of a sintered member made up of powdered titanium (Ti), and vanadium (V), as well as at least one of the other metals tantalum (Ta) or niobium (Nb), the particles having a grain size of no more than 50 microns, and the Ti being present in a precentage of at least 40% by weight, and the V content being at least 10% by weight.