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:
Nov. 02, 1976
Filed:
Oct. 27, 1967
Applicant:
Inventor:
Daniel A Larson, Cedar Grove, NJ (US);
Assignee:
Westinghouse Electric Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313229 ; 313184 ;
Abstract
A high pressure, mercury-vapor (HPMV) discharge lamp of the additive type having a discharge sustaining filling which includes between 0.5 and 2.5 mg. of bismuth iodide (BiI.sub.3) per cubic centimeter of arc tube volume, a mercury charge of about 3.0 mg. per cubic centimeter of arc tube volume and a small quantity of inert ionizable starting gas whereby a substantially continuous radiation spectrum is achieved.