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:
Sep. 10, 2019
Filed:
Mar. 07, 2018
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Hirohisa Ishi, Omihachiman, JP;
KYOCERA CORPORATION, Kyoto-Shi, Kyoto, JP;
Abstract
A cutting insert () according to an embodiment has a lower surface (), an upper surface (), a side surface () disposed between the lower surface () and the upper surface (), a pair of corner cutting edges () located along an intersection of the upper surface () and the side surface (), and a major cutting edge () located between the pair of corner cutting edges (). The major cutting edge () has a downwardly dented curvilinear part () and a pair of straight parts () respectively extending from the curvilinear part () toward the pair of corner cutting edges () in a side view. A portion () of the curvilinear part () located lowermost is close to one corner cutting edge () in the side view.