Patent · US Active

Lighting device

US10190727B2 · kind B2 · utility

2Cited by

0References

20Claims

0Family size

Assignee

LEDVANCE GMBH · DE

Inventors

Dezhao Zhang · Nanhu, CN
Jun Liu · Tangxia, CN
Mortiz Engl · Regensburg, DE
MingTao Wang · Tangxia, CN

Key dates

Filing date	Feb 14, 2014
Grant date	Jan 29, 2019
Priority date	—
Expiry date	Jul 10, 2035

Classification

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

Abstract

Various embodiments may relate to a lighting device, which includes a lamp tube having two open ends, a light engine arranged in the lamp tube, a carrier supporting the light engine, and two end caps closing the open ends. The lighting device further includes a diffuser. The carrier supporting the light engine is held on the diffuser, and the diffuser is held on the inner wall of the lamp tube.

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