US 12,257,667 B2
Method of manufacturing window and window for display device
Cheolmin Park, Hwaseong-si (KR); Seungho Kim, Asan-si (KR); Hoikwan Lee, Suwon-si (KR); Byunghoon Kang, Hwaseong-si (KR); Seung Kim, Seongnam-si (KR); and Changmoo Lee, Suwon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Jan. 23, 2023, as Appl. No. 18/158,376.
Application 18/158,376 is a continuation of application No. 17/487,288, filed on Sep. 28, 2021.
Claims priority of application No. 10-2021-0020676 (KR), filed on Feb. 16, 2021.
Prior Publication US 2023/0161345 A1, May 25, 2023
Int. Cl. C03C 27/04 (2006.01); B24B 1/00 (2006.01); B24B 9/10 (2006.01); B24B 9/20 (2006.01); B24B 29/02 (2006.01); B24B 41/00 (2006.01); B65G 1/137 (2006.01); B65G 43/00 (2006.01); C03B 33/07 (2006.01); C03C 23/00 (2006.01); G05D 1/00 (2006.01); B62D 51/00 (2006.01)
CPC B24B 9/10 (2013.01) [B24B 1/00 (2013.01); B24B 9/20 (2013.01); B24B 29/02 (2013.01); B24B 41/002 (2013.01); B65G 1/1373 (2013.01); B65G 43/00 (2013.01); C03B 33/07 (2013.01); C03B 33/076 (2013.01); C03C 23/002 (2013.01); C03C 27/04 (2013.01); G05D 1/0088 (2013.01); B62D 51/001 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A flexible display device, comprising:
a bendable glass window having a thickness within a range of 20 μm to 100 μm in a first direction, the glass window having a flat portion and an edge of the glass window having a curved cross-sectional shape,
wherein an image is displayed through the glass window, and
wherein the curved cross-sectional shape of the glass window has a radius of curvature at a location farthest from the flat portion that is less than a distance from the location farthest from the flat portion to the flat portion and angle with respect to a plane of the flat portion to a point on an imaginary circle of the radius of curvature is 10 degrees to 30 degrees.