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:
Jan. 23, 1996
Filed:
Apr. 12, 1994
Applicant:
Inventors:
David M Hrubowchak, Litchfield, NH (US);
Nanu Brates, Malden, MA (US);
Assignee:
Osram Sylvania Inc., , DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313634 ; 313493 ;
Abstract
A highly loaded, double ended arc lamp has a cylindrical arc chamber with a volume of 56 cc and an arc length of 108 mm. The metal halide fill is limited to amount below 0.6 mg/cc and comprises HgI.sub.2 ; NaI/CsI in a 6:1 weight ratio; and scandium metal. The 2000W lamp is employed for stadium lighting.