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Title:
CUTTING INSERT, CUTTING TOOL, AND METHOD OF MANUFACTURING CUT WORKPIECE
Document Type and Number:
WIPO Patent Application WO/2019/087844
Kind Code:
A1
Abstract:
A cutting insert according to one embodiment of the present invention includes a first surface, a second surface, a third surface and a cutting edge. The first surface has a first region and a second region. The first region is positioned along an intersection and includes a flat first planar surface. The second region is positioned further to the inside of the first surface than the first region and is inclined relative to the first region, and includes a flat second planar surface. Furthermore, an arithmetic mean height Sa2 of the second planar surface is greater than an arithmetic mean height Sa1 of the first planar surface.

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WO/2013/175478METHOD FOR DESIGNING A CUTTING EDGE OF A CUTTING TOOL, CUTTING TOOLS COMPRISING THE SAME, AND CUTTING ELEMENTS WITH MULTIPLE SUCH CUTTING PORTIONS
JPH02269503CUTTING TOOL FOR PLASTIC TUBE
WO/2012/167360SELF-PROPELLED ROTARY TOOL
Inventors:
IKEDA YOSHIHITO (JP)
Application Number:
PCT/JP2018/039171
Publication Date:
May 09, 2019
Filing Date:
October 22, 2018
Export Citation:
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Assignee:
KYOCERA CORP (JP)
International Classes:
B23B27/00; B23B27/22; B23B27/16
Domestic Patent References:
WO2016035490A12016-03-10
Foreign References:
JP2005254411A2005-09-22
JPS50149984U1975-12-12
JP2001018103A2001-01-23
JP2017094467A2017-06-01
JP2012066336A2012-04-05
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