US 12,013,087 B2
LED bulb and method of manufacture
Shengjin-Sj Chen, Shanghai (CN); Gao Jie Yu, Shanghai (CN); Qiao Shen, Shanghai (CN); and Guang Hu Tang, Shanghai (CN)
Assigned to Lumileds LLC, San Jose, CA (US)
Appl. No. 18/015,291
Filed by LUMILEDS LLC, San Jose, CA (US)
PCT Filed Jul. 9, 2021, PCT No. PCT/US2021/041117
§ 371(c)(1), (2) Date Jan. 9, 2023,
PCT Pub. No. WO2022/011280, PCT Pub. Date Jan. 13, 2022.
Claims priority of application No. PCT/CN2020/101004 (WO), filed on Jul. 9, 2020; and application No. 20189843 (EP), filed on Aug. 6, 2020.
Prior Publication US 2023/0265979 A1, Aug. 24, 2023
Int. Cl. F21K 9/235 (2016.01); F21S 41/19 (2018.01); F21V 17/14 (2006.01); F21Y 107/90 (2016.01)
CPC F21K 9/235 (2016.08) [F21S 41/192 (2018.01); F21V 17/14 (2013.01); F21Y 2107/90 (2016.08)] 20 Claims
OG exemplary drawing
 
1. An LED bulb comprising:
an elastic component;
a center ring comprising:
a first surface in contact with the elastic component and a second surface opposite the first surface,
a central opening,
a flat rim extending along a first part of an outer edge of the central opening and having a first flat surface that is coplanar with the first surface and recessed from the first surface, and
a first notch cut-out formed in the flat rim; and
a burner disposed at least in part in the central opening and comprising a first pin that has a first flat side face,
the elastic component configured to press the first flat surface of the first flat rim of the center ring against the first flat side face of the first pin of the burner.