US 12,253,257 B2
LED lighting device
Mingbin Wang, Jiaxing (CN); Zhichao Zhang, Jiaxing (CN); Dongmei Zhang, Jiaxing (CN); Jifeng Xu, Jiaxing (CN); Tao Jiang, Jiaxing (CN); Kuan Lin, Jiaxing (CN); Huan Wei, Jiaxing (CN); Heng Zhao, Jiaxing (CN); and Zecheng Jing, Jiaxing (CN)
Assigned to Jiaxing Super Lighting Electric Appliance Co.,Ltd., Zhejiang (CN)
Appl. No. 18/689,451
Filed by JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO LTD, Jiaxing (CN)
PCT Filed Aug. 29, 2022, PCT No. PCT/CN2022/115343
§ 371(c)(1), (2) Date Mar. 6, 2024,
PCT Pub. No. WO2023/035992, PCT Pub. Date Mar. 16, 2023.
Claims priority of application No. 202111061744.0 (CN), filed on Sep. 10, 2021; application No. 202111331195.4 (CN), filed on Nov. 11, 2021; application No. 202111332265.8 (CN), filed on Nov. 11, 2021; application No. 202111418895.7 (CN), filed on Nov. 26, 2021; application No. 202111461923.3 (CN), filed on Dec. 2, 2021; application No. 202111517441.5 (CN), filed on Dec. 13, 2021; application No. 202210267139.7 (CN), filed on Mar. 18, 2022; application No. 202210267368.9 (CN), filed on Mar. 18, 2022; application No. 202210299020.8 (CN), filed on Mar. 25, 2022; application No. 202210501344.5 (CN), filed on May 10, 2022; application No. 202210519001.1 (CN), filed on May 13, 2022; application No. 202210818629.1 (CN), filed on Jul. 13, 2022; and application No. 202210319254.8 (CN), filed on Aug. 2, 2022.
Prior Publication US 2025/0003573 A1, Jan. 2, 2025
Int. Cl. F21V 7/00 (2006.01); F21V 5/00 (2018.01); F21V 19/02 (2006.01); F21V 23/06 (2006.01); F21Y 105/16 (2016.01); F21Y 115/10 (2016.01)
CPC F21V 7/0083 (2013.01) [F21V 5/007 (2013.01); F21V 19/02 (2013.01); F21V 23/06 (2013.01); F21Y 2105/16 (2016.08); F21Y 2115/10 (2016.08)] 15 Claims
OG exemplary drawing
 
1. An LED (light-emitting diode) lighting device comprising:
a seat comprising a baseplate, a sidewall disposed on a periphery of the baseplate and an end wall disposed on a periphery of the sidewall, the baseplate and the sidewall forming a chamber therebetween, the sidewall and the end wall forming a receiving space therebetween;
a light source disposed in the chamber and attached to a surface of the baseplate, the light source comprising a plurality of LED arrays;
an electric power source disposed in the receiving space and electrically connecting to the light source;
an optical assembly disposed on the seat, the optical assembly comprising a plurality of optical units and a connecting wall connecting to a periphery of the plurality of optical units, the plurality of optical units covering the light source and the connecting wall disposed on the end wall; and
an installing unit disposed on the connecting wall of the optical assembly, the connecting wall of the optical assembly being clamped by the installing unit and the end wall of the seat,
wherein the plurality of optical units comprise a plurality of first optical members and a plurality of second optical members, one of the first optical members covers one of the LED arrays, and the second optical members are interposed between adjacent first optical members, the second optical members further comprising a plurality of optical walls that form groups of optical walls, each group of optical walls surrounding a respective first optical member of the plurality of first optical members.