US 11,842,659 B2
Display apparatus
Hayk Khachatryan, Hwaseong-Si (KR); Hyunwoo Koo, Hwaseong-Si (KR); Taewoong Kim, Seongnam-Si (KR); Jeongho Kim, Suwon-Si (KR); Hyungsik Kim, Suwon-Si (KR); Dongwon Choi, Seoul (KR); and Jin Hwan Choi, Seoul (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Appl. No. 17/258,732
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
PCT Filed Oct. 19, 2018, PCT No. PCT/KR2018/012370
§ 371(c)(1), (2) Date Jan. 7, 2021,
PCT Pub. No. WO2020/013390, PCT Pub. Date Jan. 16, 2020.
Claims priority of application No. 10-2018-0079787 (KR), filed on Jul. 10, 2018.
Prior Publication US 2021/0272486 A1, Sep. 2, 2021
Int. Cl. G09F 9/30 (2006.01); G09F 9/37 (2006.01)
CPC G09F 9/301 (2013.01) [G09F 9/37 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a display unit having flexibility;
at least one roller extending in a first direction to wind or unwind the display unit;
a plurality of joints extending along an edge region of the display unit; and
a housing in which the display unit, the at least one roller, and the plurality of joints are accommodated and into/and from which the display unit and the plurality of joints are to be inserted and withdrawn,
wherein the display unit comprises:
a display panel having flexibility and in which a display area to display an image is changed as the display unit is wound around or unwound from a roller of the at least one roller;
a protective film above the display panel; and
a support panel below the display panel.