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.

Date of Patent:
Apr. 23, 2019

Filed:

Jul. 26, 2012
Applicants:

Johannes Buttstaedt, Falkensee, DE;

Uwe Fidler, Berlin, DE;

Stefan Lichtenberg, Holzwickede, DE;

Georg Rosenbauer, Wassertrüdingen, DE;

Inventors:

Johannes Buttstaedt, Falkensee, DE;

Uwe Fidler, Berlin, DE;

Stefan Lichtenberg, Holzwickede, DE;

Georg Rosenbauer, Wassertrüdingen, DE;

Assignee:

LEDVANCE GMBH, Garching Bei Munchen, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 61/073 (2006.01); H01J 61/54 (2006.01); H01J 61/34 (2006.01); H01J 61/82 (2006.01);
U.S. Cl.
CPC ...
H01J 61/073 (2013.01); H01J 61/34 (2013.01); H01J 61/54 (2013.01); H01J 61/547 (2013.01); H01J 61/82 (2013.01); H01J 61/827 (2013.01);
Abstract

The invention relates to a high-pressure discharge lamp having an ignition aid and comprising a discharge vessel, which is accommodated in an outer bulb. The ignition aid is a UV enhancer having a can-like container (), which has an inner electrode (). At least part of the end-face edge of the inner electrode at least comes close to the end face () of the container (). An external electrode is attached to the outside of the container.


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