Patent · US Active

Illumination device and method for producing an illumination device

US9273847B2 · kind B2 · utility

0Cited by

3References

14Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Nicole Breidenassel · Bad Abbach, DE
Fabian Reingruber · Munich, DE

Key dates

Filing date	Nov 4, 2011
Grant date	Mar 1, 2016
Priority date	—
Expiry date	Jan 27, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/15
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An illumination device comprising at least one reflector and at least one light generating unit, wherein the at least one reflector is designed and arranged to reflect at least a portion of a light emitted by the at least one light generating unit into a spatial region that cannot be directly irradiated thereby, and the at least one light generating unit comprises at least one illuminating region having a substantially uniform emission characteristic in a circumferential direction of the illumination device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.