US 12,094,370 B2
Display device
Takeshi Yamamoto, Tokyo (JP); Soya Araki, Kanagawa (JP); Yoshinori Tachikawa, Tokyo (JP); Yohei Azuma, Tokyo (JP); and Yoichiro Eshita, Tokyo (JP)
Assigned to Sony Group Corporation, (JP)
Filed by Sony Group Corporation, Tokyo (JP)
Filed on Jun. 26, 2023, as Appl. No. 18/214,229.
Application 18/214,229 is a continuation of application No. 17/677,333, filed on Feb. 22, 2022, granted, now 11,721,247.
Application 17/677,333 is a continuation of application No. 16/768,384, granted, now 11,335,218, issued on May 17, 2022, previously published as PCT/JP2018/039678, filed on Oct. 25, 2018.
Claims priority of application No. 2017-235272 (JP), filed on Dec. 7, 2017.
Prior Publication US 2023/0335021 A1, Oct. 19, 2023
Int. Cl. G09F 9/30 (2006.01); G06F 1/16 (2006.01); G09F 11/15 (2006.01); G09F 11/21 (2006.01); H10K 59/00 (2023.01); H10K 77/10 (2023.01); G09F 11/00 (2006.01); H10K 102/00 (2023.01)
CPC G09F 9/301 (2013.01) [G06F 1/1652 (2013.01); G09F 11/15 (2013.01); G09F 11/21 (2013.01); H10K 59/00 (2023.02); H10K 77/111 (2023.02); G09F 2011/0009 (2013.01); H10K 2102/311 (2023.02)] 8 Claims
OG exemplary drawing
 
1. An organic electroluminescence (EL) display device comprising:
a flexible display that is windable or unwindable in a first direction, has first and second ends in the first direction, and includes a plurality of organic light emitting elements;
a movement mechanism that is connected to the first end of the flexible display and is configured to elongate and shorten in the first direction;
a rotation member that is connected to the second end of the flexible display and is configured to wind or unwind the display member therearound in the first direction;
a motor configured to rotate the rotation member such that the flexible display is wound or unwound in the first direction; and
a housing configured to house at least the rotation member and the motor.