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:
Nov. 12, 2019
Filed:
Feb. 15, 2016
Applicant:
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Inventors:
Paer Christoffer Arumskog, Itami, JP;
Yoshiharu Utsumi, Itami, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/00 (2006.01); B23C 5/16 (2006.01); B23B 51/00 (2006.01); B23C 5/10 (2006.01); B23B 51/02 (2006.01); C23C 14/06 (2006.01); C23C 14/34 (2006.01); C23C 14/35 (2006.01); C23C 30/00 (2006.01); B23D 77/00 (2006.01);
U.S. Cl.
CPC ...
B23C 5/16 (2013.01); B23B 51/00 (2013.01); B23B 51/02 (2013.01); B23C 5/10 (2013.01); B23D 77/00 (2013.01); C23C 14/06 (2013.01); C23C 14/0641 (2013.01); C23C 14/3485 (2013.01); C23C 14/35 (2013.01); C23C 30/005 (2013.01); B23B 2228/105 (2013.01); B23C 2210/40 (2013.01); B23C 2224/00 (2013.01); B23C 2228/10 (2013.01);
Abstract
It is an object to provide a rotating tool having an excellent wear resistance. The rotating tool includes: a base member including a cutting edge portion and a flute portion; and a coating film that coats a surface of the base member, a ratio B/A of a film thickness B of the coating film coating a surface of the flute portion to a film thickness A of the coating film coating a surface of the cutting edge portion being not less than 0.8.