Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 26, 2019
Patent Application Number
15520309
Date Filed
May 17, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention relates to a tool body provided with at least one insert seat. The insert seat includes a bottom wall surface and a side wall surface. The side wall surface includes a first side wall surface and a second side wall surface. The first side wall surface includes at least two surface portions. The first surface portion is a curved surface having a recessed shape recessed toward a base end of the tool body, and the second surface portion is a curved surface having a recessed shape recessed toward the base end of the tool body, with a greater curvature radius than that of the first surface portion, or a flat surface. The two surface portions both come into contact with a cutting insert.
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