Patent · US Active

Lighting device

US9371968B2 · kind B2 · utility

0Cited by

2References

19Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Gerhard Kuhn · Altötting, DE
Ales Markytan · Regensburg, DE
Christian Gaertner · Regensburg, DE

Key dates

Filing date	Apr 12, 2012
Grant date	Jun 21, 2016
Priority date	—
Expiry date	Jan 7, 2033

Classification

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

Abstract

A lighting device may include: a rod-shaped carrier body with at least one first and one second mounting side and a main direction of extent, first semiconductor light-emitting elements on first mounting faces of the first mounting side, and second semiconductor light-emitting elements on second mounting faces of the second mounting side, wherein the first and the second mounting sides face away from one another, wherein the mounting faces are formed by depressions in the mounting sides, which depressions are arranged so as to be spaced apart along the main direction of extent, and wherein the first semiconductor light-emitting elements are identical to one another and the second semiconductor light-emitting elements are identical to one another.

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