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:
Nov. 24, 2015
Filed:
May. 12, 2014
Sengled Optoelectronics Co., Ltd, Tongxiang, CN;
Fang Chen, Tongxiang, CN;
Jinxiang Shen, Tongxiang, CN;
SENGLED OPTOELECTRONICS CO., LTD, Tongxiang, CN;
Abstract
LED lighting devices and fabrication methods are provided. An LED lighting device includes a heat dissipation lamp cup including a hollow structure, a driving power supply casing socket configured within the heat dissipation lamp cup to form a ventilation gap between the driving power source casing and an inner wall of the heat dissipation lamp cup, and a lamp holder configured on top of the heat dissipation lamp cup. The lamp holder includes one or more sidewalls forming a ventilation channel passing through the lamp holder. The ventilation channel is connected to the ventilation gap for air circulation. The LED lighting device also includes a substrate configured on an outer surface of each of the one or more sidewalls of the lamp holder and a plurality of LED light sources mounted on the substrate.