The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 09, 2019
Filed:
Jan. 03, 2018
Xiamen Eco Lighting Co. Ltd., Xiamen, CN;
Liangliang Cao, Xiamen, CN;
Lilei Su, Xiamen, CN;
Wanzhen Li, Xiamen, CN;
Maojin Zeng, Xiamen, CN;
Xiaojuan Huang, Xiamen, CN;
Lianwei Zhang, Xiamen, CN;
Mingyan Fu, Xiamen, CN;
XIAMEN ECO LIGHTING CO. LTD., Xiamen, CN;
Abstract
A lighting device includes a filament, a filament fixing element, a driving circuit, a lamp holder and a bulb shell. The filament has a long strip bottom, installed with a plurality of LED modules. The filament fixing element has a bearing surface and a heat dissipation part. The bearing surface connects to the long strip bottom of the filament. The heat dissipation part is connected to the bearing surface to dissipate the heat. The driving circuit provides a suitable current to the filament for emitting light. The lamp holder houses the drive circuit and carries the filament fixing element. The bulb shell and the lamp holder constitute an accommodating space for receiving the filament and the filament fixing element.