Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takuya Ishida0
Date of Patent
July 3, 2012
0Patent Application Number
120919060
Date Filed
October 24, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An object of the invention is to provide a cutting insert suitably usable even in a cutting. A cutting insert of the invention is formed in a substantially plate shape, wherein a groove part (6) is formed in a flank face (4), a main cutting edge (5) is composed of a plurality of main cutting edge divisions (5a) divided by the groove part (6), and a concave part (7) depressed in a rake face (2) is formed in a vicinity corresponding to each of the main cutting edge divisions (5) in the rake face (2).
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