US 12,242,156 B2
Backlight unit and display device including the same
Chulgoo Son, Paju-si (KR); Kiduck Park, Paju-si (KR); Jeongho Seo, Paju-si (KR); Dongjun Cho, Paju-si (KR); Sunghyun Jung, Paju-si (KR); and Inwha Lee, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Oct. 30, 2023, as Appl. No. 18/497,610.
Claims priority of application No. 10-2022-0159117 (KR), filed on Nov. 24, 2022.
Prior Publication US 2024/0176188 A1, May 30, 2024
Int. Cl. G02F 1/13357 (2006.01)
CPC G02F 1/133608 (2013.01) [G02F 1/133611 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A backlight unit comprising:
a bottom chassis;
a light source on the bottom chassis, the light source configured to emit light;
an optical sheet over the light source; and
a support between the bottom chassis and the optical sheet, and configured to support the optical sheet, the support including a fastening portion fastened to the bottom chassis, a support portion disposed under the optical sheet, and a body portion between the fastening portion and the support portion,
wherein the body portion of the support comprises:
a first portion extending in a first direction;
a second portion extending in the first direction and spaced apart from the first portion, the second portion between the first portion and the fastening portion; and
a third portion that connects together the first portion and the second portion,
wherein the support portion has a cylinder shape, and an end of the support portion is rounded or flat, and
wherein a bottom surface of the fastening portion is fastened to an upper surface of the bottom chassis.