Patent · US Active

LED filament light source and lamp

US10473272B2 · kind B2 · utility

1Cited by

0References

20Claims

0Family size

Assignee

LEDVANCE GMBH · DE

Inventors

Lene Haberkorn · Oberkochen, DE
HuaLi Yu · Tangxia, CN
Klaus Eckert · Herbrechtingen, DE
Baijin Xu · Tangxia, CN
Lambert Frye · Steinheim, DE
Jitao Liu · Tangxia, CN
Qian Xie · Johnson City, US
Liqin Li · 余新镇, CN

Key dates

Filing date	Feb 22, 2019
Grant date	Nov 12, 2019
Priority date	—
Expiry date	Feb 22, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH01J5/58
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A lighting device comprises a holder for LED filaments. The holder has a first electrically conductive holding structure and a second electrically conductive holding structure. Each holding structure comprises an essentially longitudinal connection section and an attachment section essentially perpendicular to the connection section.

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