Patent · US Active

Cover element for flat luminaire

US9958135B2 · kind B2 · utility

1Cited by

6References

6Claims

0Family size

Assignee

Zumtobel Lighting GmbH · AT

Inventors

Michael Spiegel · Dornbirn, AT
Tanja Ilic · Dornbirn, AT

Key dates

Filing date	Apr 17, 2014
Grant date	May 1, 2018
Priority date	—
Expiry date	Aug 19, 2034

Classification

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

Abstract

A frame-like cover element for a luminaire including a box-shaped luminaire housing, which has a light exit opening on one side, is designed to be arranged on the housing in the region of the light exit opening thereof and in the process to enclose, in frame-like fashion, a light output region of the luminaire, wherein the cover element is connected integrally to at least one optical element, which extend into the inner region of the luminaire housing and is intended to influence the light output by the luminaire.

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