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:
Oct. 25, 2011
Filed:
Dec. 08, 2006
Rickard Sundström, Älta, SE;
Susanne Norgren, Huddinge, SE;
Marie Pettersson, Älvsjö, SE;
Leif Åkesson, Älvsjö, SE;
Björn Ljungberg, Enskede, SE;
Rickard Sundström, Älta, SE;
Susanne Norgren, Huddinge, SE;
Marie Pettersson, Älvsjö, SE;
Leif Åkesson, Älvsjö, SE;
Björn Ljungberg, Enskede, SE;
Sandvik Intellectual Property AB, Sandviken, SE;
Abstract
The present invention discloses a coated cutting tool insert particularly useful for dry and wet machining, preferably milling, in low and medium alloyed steels, stainless steels, with or without raw surface zones under severe conditions such as vibrations, long overhang and recutting of chips. The insert is characterized by WC—Co cemented carbide with a W and Cr alloyed Co-binder phase and a coating including at least three TiCNOlayers and a top layer at least on the rake face of a smooth α-AlO.