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. 23, 2019
Filed:
Jul. 26, 2013
Ehwa Diamond Industrial Co., Ltd., Gyeonggi-do, KR;
Chang Ho Jeon, Seoul, KR;
Sung Hee Lee, Pyeongtaek-si, KR;
Sang Beom Kim, Yongin-si, KR;
Taek Jung Shin, Seongnam-si, KR;
Seh Kwang Lee, Yongin-si, KR;
In Sub Kim, Osan-si, KR;
EHWA DIAMOND INDUSTRIAL CO., LTD., Osan-si, Gyeonggi-Do, KR;
Abstract
Disclosed herein is a scribing wheel having a predetermined thickness and a disk shape. The scribing wheel includes: a wheel body configured in such a way that at least a peripheral edge portion thereof is gradually reduced in thickness from the center to the radial outside; and a cutter part including recesses and cutting blade teeth which are alternately arranged along the peripheral edge portion. Each recess is formed by a combination of side recess portions formed in opposite side surfaces of the peripheral edge portion of the wheel body and an edge recess portion formed in the peripheral edge of the wheel body.