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:
Aug. 05, 2025
Filed:
Jun. 09, 2022
Applicant:
Tungaloy Corporation, Fukushima, JP;
Inventor:
Takaaki Nakamura, Iwaki, JP;
Assignee:
TUNGALOY CORPORATION, Fukushima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); C23C 14/06 (2006.01); C23C 14/30 (2006.01); C23C 14/32 (2006.01);
U.S. Cl.
CPC ...
B23B 27/148 (2013.01); C23C 14/0664 (2013.01); C23C 14/30 (2013.01); C23C 14/325 (2013.01); B23B 2228/10 (2013.01);
Abstract
The coated cutting tool comprises a substrate and a coating layer formed on a surface of the substrate, the coating layer comprises an alternating laminate structure in which two or more first layers and two or more second layers are alternately laminated, the first layer is a compound layer containing Ti(CN), the second layer is a compound layer containing (TiAl)(CN), an average thickness per layer of each of the first layers and the second layers in the alternating laminate structure is 3 nm or more and 300 nm or less, and an average thickness of the alternating laminate structure is 1.0 μm or more and 8.0 μm or less.