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:
Aug. 23, 2011
Filed:
May. 14, 2007
Applicants:
Paul Braun, Meitingen, DE;
Roland Hüttinger, Kaufering, DE;
Klaus Stockwald, Germering, DE;
Inventors:
Assignee:
OSRAM Gesellschaft mit beschränkter Haftung, München, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 17/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
The lamp uses a sealing system with a ceramic supporting element () having a short length LA together with a W—Nb leadthrough part () and a specially adapted glass solder (), which is based on an AlOrare earth oxide system. In this case, the W part is accommodated in the supporting part over a length LW of 1 mm, and the aspect ratio LW/DUW, formed from the length LW and the diameter DUW of the W part, is at least 10.