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:
Oct. 24, 2023
Filed:
Jun. 22, 2020
Applicant:
Sumitomo Electric Hardmetal Corp., Itami, JP;
Inventors:
Masashi Harada, Itami, JP;
Naoki Watanobe, Itami, JP;
Takashi Harada, Itami, JP;
Taisuke Higashi, Itami, JP;
Assignee:
SUMITOMO ELECTRIC HARDMETAL CORP., Itami, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/10 (2006.01);
U.S. Cl.
CPC ...
B23C 5/10 (2013.01); B23C 2210/321 (2013.01); B23C 2210/40 (2013.01); B23C 2250/12 (2013.01);
Abstract
A rotary cutting tool according to the present disclosure is rotatable about an axial line and includes a rake face and a flank face. The flank face is contiguous to the rake face. A ridgeline between the rake face and the flank face constitutes a cutting edge. In a cross section perpendicular to the axial line, the rake face is constituted of a plurality of straight line portions.