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:
Jul. 13, 2010
Filed:
Oct. 17, 2007
Applicants:
Peter Littecke, Huddinge, SE;
Henrik Nordlund, Täby, SE;
Jan Kjellgren, Kista, SE;
Inventors:
Assignee:
Sandvik Intellectual Property AB, Sandviken, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a CVD-coated cutting tool insert with a TiCNlayer with a low tensile stress level of from about 50 to about 390 MPa and an α-AlOlayer with a high surface smoothness with a mean Ra is equal to or less than about 0.12 μm as measured by AFM-technique. This is obtained by subjecting the coating to an intensive wet blasting operation.