Patent · US Active

LED lamp for homogeneously illuminating hollow bodies

US9188289B2 · kind B2 · utility

8Cited by

0References

20Claims

0Family size

Assignee

HERAEUS NOBLELIGHT GMBH · DE

Inventors

Michael Peil · Otzberg, DE
Florin Oswald · Rattenberg, AT
Harald Maiweg · Korschenbroich, DE

Key dates

Filing date	Mar 25, 2011
Grant date	Nov 17, 2015
Priority date	—
Expiry date	May 23, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A lighting device is provided for the uniform illumination of curved, uneven, or polyhedral surfaces. The lighting device has a plurality of flat chip-on-board LED modules, which are arranged adjacent to each other at least in pairs. Each chip-on-board LED module has a plurality of light-emitting LEDs. The lighting device is characterized by at least one pair of the adjacent chip-on-board LED modules being arranged at an angle greater than 0° with respect to the surface normals of the modules.

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