US 11,859,777 B2
Light bulb apparatus
Mingnan Su, Fujian (CN); Guangai Chen, Fujian (CN); Chunhua Wang, Fujian (CN); and Shenghong Liu, Fujian (CN)
Assigned to XIAMEN LEEDARSON LIGHTING CO., LTD, Fujian (CN)
Filed by XIAMEN LEEDARSON LIGHTING CO., LTD, Fujian (CN)
Filed on Dec. 10, 2020, as Appl. No. 17/117,798.
Claims priority of application No. 201922196284.7 (CN), filed on Dec. 10, 2019.
Prior Publication US 2021/0172571 A1, Jun. 10, 2021
Int. Cl. F21K 9/238 (2016.01); F21K 9/232 (2016.01); F21K 9/237 (2016.01); F21V 17/10 (2006.01); F21V 23/04 (2006.01); A61L 2/10 (2006.01); A61L 2/24 (2006.01); F21V 5/04 (2006.01); F21Y 115/10 (2016.01)
CPC F21K 9/238 (2016.08) [A61L 2/10 (2013.01); A61L 2/24 (2013.01); F21K 9/232 (2016.08); F21K 9/237 (2016.08); F21V 5/045 (2013.01); F21V 17/101 (2013.01); F21V 23/0471 (2013.01); A61L 2202/11 (2013.01); A61L 2202/14 (2013.01); F21Y 2115/10 (2016.08)] 19 Claims
OG exemplary drawing
 
1. A light bulb apparatus, comprising:
a glass housing defining a tubular part and a trumpet part;
a sleeve housing comprising a neck part and a protruding part, wherein the neck part is enclosed by the tubular part of the glass housing, the protruding part is exposed outside tubular part, and the protruding part is enlarged from the neck part along a part of the trumpet part;
a light source plate fixed to the sleeve housing;
a sleeve connector wrapping an exterior surface of the protruding part;
a light passing cover that is a flat plate and an edge of the light passing cover is aligned with an edge of the trumpet part, wherein the trumpet part has an enlarging profile extended from a top end of the tubular part to the edge of the light passing cover; and
an Edison cap attached to the sleeve connector, wherein the sleeve connector is manually rotatable for changing a setting of LED modules on the light source plate.