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:
Apr. 06, 2021
Filed:
Jul. 10, 2018
Applicant:
Osram Gmbh, Munich, DE;
Inventors:
Assignee:
OSRAM GmbH, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/44 (2020.01); F21S 41/16 (2018.01); F21S 41/176 (2018.01);
U.S. Cl.
CPC ...
G01R 31/44 (2013.01); F21S 41/16 (2018.01); F21S 41/176 (2018.01);
Abstract
In various embodiments, an illumination apparatus is provided. The illumination apparatus includes a housing, in which at least one radiation source is fixed. A phosphor that is fastened to the housing is arranged downstream of the radiation source. The phosphor is connected to a crack detector, which is used for crack monitoring of the phosphor. A signal path is provided. The signal path connects the crack detector to an evaluation unit that is fixed to the housing. The signal path is formed by at least two contact pins and a flexible printed circuit board that is connected to the crack detector.