US 12,339,256 B2
Glass strength evaluation apparatus and method
So Mi Jung, Busan (KR); Seung Kim, Seongnam-si (KR); Seung Ho Kim, Anyang-si (KR); Hyun Chul Bae, Yongin-si (KR); Hui Yeon Shon, Seongnam-si (KR); Gyu In Shim, Hwaseong-si (KR); and Hoi Kwan Lee, Suwon-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Jul. 22, 2022, as Appl. No. 17/870,834.
Claims priority of application No. 10-2021-0175265 (KR), filed on Dec. 9, 2021.
Prior Publication US 2023/0184647 A1, Jun. 15, 2023
Int. Cl. G01N 3/08 (2006.01)
CPC G01N 3/08 (2013.01) [G01N 2203/0017 (2013.01); G01N 2203/0019 (2013.01); G01N 2203/0032 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A glass strength evaluation apparatus for testing a glass article, the glass strength evaluation apparatus comprising:
a support unit;
a plate disposed on the support unit and including a surface on which the glass article, which is a target to be tested, is disposed;
a fixing jig disposed on the plate, the fixing jig comprising:
a body portion which extends in a vertical direction and through which lower fixing bolt insertion holes penetrate in a first horizontal direction intersecting the vertical direction; and
lower fixing bolts which are coupled into the lower fixing bolt insertion holes; and
a power unit which lifts up or down the fixing jig in the vertical direction toward the surface of the plate,
wherein
a press-fitting member insertion opening is recessed from a bottom of the body portion to extend in an upward direction, and is extended to the lower fixing bolt insertion holes.