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:
May. 10, 2016
Filed:
Nov. 26, 2012
Sumitomo Electric Hardmetal Corp., Itami-shi, Hyogo, JP;
Atsuhiko Maeta, Itami, JP;
Naoki Matsuda, Itami, JP;
SUMITOMO ELECTRIC HARDMETAL CORP., Hyogo, JP;
Abstract
Corner cutting edges (and) each having a side portion connected to a minor cutting edge and curved in the same direction as that in which the minor cutting edge is curved are formed on opposite sides of the minor cutting edge () of an indexable cutting insert for milling including a major cutting edge () formed of a ridge formed by an intersection of a rake face and a flank face and the minor cutting edge () for finish machining curved in a convex manner when viewed from a direction perpendicular to the flank face, and the minor cutting edge () continues to the major cutting edge () via the corner cutting edges (and).