The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 28, 2020
Filed:
Feb. 16, 2017
Samsung Display Co., Ltd, Yongin-si, Gyeonggi-do, KR;
Cheolmin Park, Hwaseong-si, KR;
Hoikwan Lee, Suwon-si, KR;
Seung Kim, Seongnam-si, KR;
Jaejoong Kwon, Suwon-si, KR;
Eun-kyung Yeon, Suwon-si, KR;
Minsoo Kim, Seoul, KR;
Seungho Kim, Asan-si, KR;
Jong-hoon Yeum, Seoul, KR;
Samsung Display Co., Ltd., , KR;
Abstract
A method of manufacturing a window for a display apparatus according to the present invention includes: providing, on a stage, a substrate including a foldable part bending around a folding axis extending in a first direction, and forming a groove on the foldable part. The forming the groove includes: grinding the foldable part by using a first machining wheel; grinding the foldable part by using a second machining wheel; and machining the foldable part by using a polishing wheel. The groove has at least one radius of curvature. The first machining wheel includes first abrasive grains, and the second machining wheel includes second abrasive grains less in size than the first abrasive grains.