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:
Dec. 05, 2017
Filed:
Aug. 28, 2015
Sumitomo Electric Hardmetal Corp., Itami-shi, JP;
Shinya Imamura, Sorachi-gun, JP;
Hideaki Kanaoka, Sorachi-gun, JP;
Anongsack Paseuth, Sorachi-gun, JP;
Takanori Detani, Sorachi-gun, JP;
Sumitomo Electric Hardmetal Corp., Itami-shi, JP;
Abstract
A coating included in a surface-coated cutting tool according to the present invention has an α-AlOlayer. In a 15-μm square color map of a processed surface in parallel to a surface of the α-AlOlayer, an area Aoccupied by coarse crystal grains A is ≦50% and an area Ain the area Aoccupied by crystal grains having a (001) plane orientation is ≧90%, an area Boccupied by medium-sized crystal grains B of α-AlOis 20 to 50%, an area Bin the area Boccupied by crystal grains having the (001) plane orientation is ≧90%, an area Coccupied by fine crystal grains C of α-AlOis 10 to 50%, an area Cin the area Coccupied by crystal grains having the (001) plane orientation is ≧50%.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile