Patent · US Active

LED lamp

US8662712B2 · kind B2 · utility

5Cited by

4References

44Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Robert Kraus · Tustin, US
Bakuri Lanchava · Regensburg, DE
Wolfgang Pabst · Munich, DE

Key dates

Filing date	Aug 8, 2008
Grant date	Mar 4, 2014
Priority date	—
Expiry date	Jul 11, 2029

Classification

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

Abstract

An LED lamp may include at least one support equipped with at least one LED, a lamp base, at least one circuit component, interposed between the lamp base and the at least one LED, for operating the at least one LED, and a lamp body made of optically transmissive material with a recess for holding at least that part of the support which carries the at least one LED, the lamp body having surface structuring for cooling by thermal convection, wherein the surface structuring comprises a multiplicity of elevations, and wherein the elevations are respectively designed in the form of islands.

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