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. 19, 2006
Filed:
May. 18, 2004
Applicants:
Andreas Larsson, Fagersta, SE;
Anette Sulin, Fagersta, SE;
Lena Petersson, Vattholma, SE;
Sakari Ruppi, Fagersta, SE;
Inventors:
Andreas Larsson, Fagersta, SE;
Anette Sulin, Fagersta, SE;
Lena Petersson, Vattholma, SE;
Sakari Ruppi, Fagersta, SE;
Assignee:
Seco Tools AB, Fagersta, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a coated cemented carbide insert (cutting tool), particularly useful for milling of stainless steels and super alloys but also milling of steels in toughness demanding applications. The cutting tool insert is characterised by a cemented carbide body comprising WC, NbC and TaC, a W-alloyed Co binder phase, and a coating comprising an innermost layer of TiCNOwith equiaxed grains, a layer of TiCNOwith columnar grains and a layer of α-AlO.