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. 14, 2014
Filed:
Jul. 14, 2006
Markus Heinloth, Postbauer-Heng, DE;
Jürgen Zastrozynski, Düsseldorf, DE;
Markus Heinloth, Postbauer-Heng, DE;
Jürgen Zastrozynski, Düsseldorf, DE;
Kennametal Inc., Latrobe, PA (US);
Abstract
The invention relates to a cutting insert, in particular for machining crankshafts, having two base surfaces () which are arranged parallel to one another and through which a respective hole () passes for receiving a clamping screw and which merge at their shorter edges into rounded end faces which are each defined laterally by cutting edges. According to the invention, at least one pair of the cutting edges is of stepped design and has two convex sections () and a concave section () lying in between, wherein the outer convex section () extends over an angle of 180°.