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.

Date of Patent:
Aug. 23, 2016

Filed:

Mar. 07, 2014
Applicant:

Kennametal Inc., Latrobe, PA (US);

Inventor:

Brad Daniel Hoffer, White, PA (US);

Assignee:

KENNAMETAL INC., Latrobe, PA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); B22F 3/12 (2006.01); B22F 7/06 (2006.01); C22C 29/00 (2006.01); C22C 29/06 (2006.01);
U.S. Cl.
CPC ...
B22F 3/12 (2013.01); B23B 27/145 (2013.01); B22F 7/06 (2013.01); B23B 2200/3681 (2013.01); B23B 2222/28 (2013.01); B23B 2224/12 (2013.01); B23B 2224/20 (2013.01); B23B 2224/28 (2013.01); C22C 29/00 (2013.01); C22C 29/06 (2013.01); C22C 2204/00 (2013.01); Y10T 407/1904 (2015.01); Y10T 407/1924 (2015.01); Y10T 407/27 (2015.01);
Abstract

A composite cutting insert includes a first portion made of a first composite material, a second portion made of a second composite material, and an intermediate portion interposed between the first and second portions and made of a third material. The intermediate portion has a two dimensional interlocking geometric shape. In one embodiment, the two-dimensional interlocking geometric shape is in the form of a mesh of interlocking links with evenly spaced, uniform small openings between the links. The interlocking geometric shape prevents movement of the first portion relative to the second portion. In addition, the openings allow the first and second composite materials to bond directly to each other.


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