US 12,250,780 B2
Display module driving device, display apparatus including the same, and display apparatus driving method using the same
Byoung Jin Jin, Yongin-si (KR); Dongjin Park, Hwaseong-si (KR); Jingyu Sim, Suwon-si (KR); and Youngsu Kim, Gunpo-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 24, 2022, as Appl. No. 17/894,672.
Claims priority of application No. 10-2021-0177875 (KR), filed on Dec. 13, 2021.
Prior Publication US 2023/0189458 A1, Jun. 15, 2023
Int. Cl. H05K 5/02 (2006.01); H02K 7/116 (2006.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01)
CPC H05K 5/0217 (2013.01) [H02K 7/116 (2013.01); H10K 77/111 (2023.02); H10K 2102/311 (2023.02)] 18 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a display module;
a rolling cylinder which the display module is wound on and unwound from; and
a lifting block unit disposed on a rear surface of the display module, the lifting block unit comprising:
a first block portion comprising a first block body in which a first accommodation space is defined;
a second block portion coupled to the first block portion and movable up and down with respect to the first block portion; and
a third block portion connected to an upper portion of the display module and coupled to the second block portion and movable up and down with respect to the second block portion, and comprising a third block body in which a second accommodation space is defined,
wherein
the second block portion is inserted into a first accommodation space defined in an upper portion of the first block portion and a second accommodation space defined in a lower portion of the third block portion, and
wherein a front surface of the first block body and a front surface of the third block body are disposed in a same plane.