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.

Date of Patent:
Oct. 13, 2020

Filed:

Oct. 29, 2019
Applicant:

Jiaxing Super Lighting Electric Appliance Co., Ltd, Jiaxing, CN;

Inventors:

Tao Jiang, Jiaxing, CN;

Weihong Xu, Jiaxing, CN;

Yukihiro Saito, Jiaxing, CN;

Hayato Unagike, Jiaxing, CN;

Aiming Xiong, Jiaxing, CN;

Junfeng Xu, Jiaxing, CN;

Yiching Chen, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); F21K 9/237 (2016.01); H01L 25/075 (2006.01); H01L 33/62 (2010.01);
U.S. Cl.
CPC ...
H01L 33/508 (2013.01); F21K 9/237 (2016.08); H01L 25/0753 (2013.01); H01L 33/501 (2013.01); H01L 33/62 (2013.01);
Abstract

An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, points of the flexible LED filament in an xyz coordinates are defined as X, Y, and Z, an x-y plane of the xyz coordinates is perpendicular to the height direction of the light bulb, a z-axis of xyz coordinates is parallel with the stem, where the projection of the flexible LED filament on the XY plane, YZ plane and XZ plane respectively has a length L1, L2 and L3, the length L1, the length L2, and the length L3 are substantially in a ratio of 1:(0.5 to 1):(0.6 to 0.9).


Find Patent Forward Citations

Loading…