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Patent Searching and Data


Title:
LED FILAMENT LAMP
Document Type and Number:
WIPO Patent Application WO/2019/128238
Kind Code:
A1
Abstract:
The present invention belongs to the technical field of illumination devices, and particularly relates to an LED filament lamp. An LED filament lamp comprises a transparent cover having an opening in the lower end, and an electrical connector connected to the lower end of the transparent cover, a light-emitting source is provided in the transparent cover, the LED filament lamp further comprises a support base, the support base is provided in a space enclosed by the transparent cover and the electrical connector, the light-emitting source is fixed to the support base, the lower end of the light-emitting source is connected to the electrical connector by means of a current-limiting resistor, and the light-emitting source comprises: a single substrate strip, two ends of the substrate strip being electrical connection ends which are electrically conductive; and multiple LED wafers, the multiple LED wafers being sequentially connected and provided on the substrate strip at intervals to form an LED wafer strip set, two ends of the LED wafer strip set each being provided with a rectification unit electrically connected to the LED wafer strip set, and the rectification units being fixed to the substrate strip and connected to the electrical connection ends. The present invention provides an LED filament lamp which is convenient to assemble and capable of being directly supplied with alternating current.

Inventors:
XUE, Jianwu (Recearch & Development Department, No.111 Changda Rd. Yuhang Economic and,Technological Development Zone, Yuhang Distric, Hangzhou Zhejiang 2, 310012, CN)
YE, Yiping (Recearch & Development Department, No.111 Changda Rd. Yuhang Economic and,Technological Development Zone, Yuhang Distric, Hangzhou Zhejiang 2, 310012, CN)
CHEN, Guocai (Recearch & Development Department, No.111 Changda Rd. Yuhang Economic and,Technological Development Zone, Yuhang Distric, Hangzhou Zhejiang 2, 310012, CN)
Application Number:
CN2018/099043
Publication Date:
July 04, 2019
Filing Date:
August 06, 2018
Export Citation:
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Assignee:
ZHEJIANG Z-LIGHT OPTOELECTRONICS CO., LTD. (Recearch & Development Department, No.111 Changda Rd. Yuhang Economic and,Technological Development Zone, Yuhang Distric, Hangzhou Zhejiang 2, 310012, CN)
International Classes:
F21K9/232; F21V17/10; F21V17/12; F21V19/00; F21V23/02; F21Y115/10
Attorney, Agent or Firm:
KG INTELLECTUAL PROPERTY LAW FIRM (International Department, Room 1202 Building B, Union Center,Information Security Industrial Park, Qianjiang Century Cit, Hangzhou Zhejiang 5, 311215, CN)
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