US 11,721,247 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
Filed by Sony Group Corporation, Tokyo (JP)
Filed on Feb. 22, 2022, as Appl. No. 17/677,333.
Application 17/677,333 is a continuation of application No. 16/768,384, granted, now 11,335,218, 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 2022/0180779 A1, Jun. 9, 2022
Int. Cl. G09F 9/30 (2006.01); G09F 11/21 (2006.01); G09F 11/15 (2006.01); G06F 1/16 (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)] 17 Claims
OG exemplary drawing
 
1. A display device comprising:
a display member having flexibility and operable to display an image using an organic light emitting phenomenon;
a movement mechanism comprising an elongating/shortening part and a support for positioning the display member;
a rotation member configured to wind or unwind the display member therearound; and
a motor configured to rotate the rotation member such that the display member is wound or unwound,
wherein the elongating/shortening part comprises a linkage having pivot plates linked to each other and pivotable about a plurality of pivot pins.