CUTTING INSERT - YG 1 CO LTD

Title:

CUTTING INSERT

Document Type and Number:

WIPO Patent Application WO/2021/049786

Kind Code:

A1

Abstract:

The present invention relates to a cutting insert that is interchangeably mounted in an insert pocket formed at an end portion of a cutting tool and is capable of cutting a workpiece, wherein the cutting insert may comprise: a top portion; a bottom portion formed to face the top portion; a pair of sub side portions for connecting widthwise end portions of the top portion and the bottom portion; a pair of main side portions for connecting longitudinal end portions of the top portion and the bottom portion; a plurality of corner side portions for connecting the pair of sub side portions and the pair of main side portions in a curved shape; a through-hole portion formed to penetrate the central portion of the top portion and the bottom portion; and a cutting portion formed in at least a part of a portion where the pair of sub side portions, the pair of main side portions, and the plurality of corner side portions intersect the top portion and the bottom portion.

Inventors:

PARK GUEN WOO (KR)
ANTON BABUSHKIN (CA)
HAM TAE SUN (KR)
AN SUNG JUN (KR)

Application Number:

PCT/KR2020/011389

Publication Date:

March 18, 2021

Filing Date:

August 26, 2020

Export Citation:

Click for automatic bibliography generation Help

Assignee:

YG 1 CO LTD (KR)

International Classes:

B23B27/14; B23B27/16

Domestic Patent References:

WO2019042608A1	2019-03-07
WO2019106649A1	2019-06-06

Foreign References:

KR20180034575A	2018-04-04
JPH0857709A	1996-03-05
US5246315A	1993-09-21
KR20110128904A	2011-11-30
EP2280796A1	2011-02-09
EP3459665A1	2019-03-27
US20070034063A1	2007-02-15

Other References: