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:
Oct. 30, 2018
Filed:
Nov. 07, 2014
Korloy Inc., Seoul, KR;
Sang-Yong Lee, Cheongju-si, KR;
Ki-Chan Nam, Cheongju-si, KR;
Nam-Sun Lee, Cheongju-si, KR;
Kane-Hee Lee, Cheongju-si, KR;
Sun-Yong Ahn, Cheongju-si, KR;
Young-Heum Kim, Cheongju-si, KR;
KORLOY INC., Seoul, KR;
Abstract
A technical object of the present disclosure is to provide an insert, which can maintain rigidity thereof regardless of a clearance angle of a clearance surface that forms a circular cutting edge. To this end, the insert according to the present disclosure includes a circular upper surface, a circular lower surface, and a clearance surface portion connecting the upper surface and the lower surface. The clearance surface portion is divided into first and second clearance surfaces along a circumference thereof, by a first wave line that forms a waveform of valleys facing the lower surface and mounts facing the upper surface.