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:
Jul. 08, 2014

Filed:

Jun. 30, 2011
Applicants:

Steffen Wachsmann, Koblenz, DE;

Peter Erdmann, Emmelshausen, DE;

Inventors:

Steffen Wachsmann, Koblenz, DE;

Peter Erdmann, Emmelshausen, DE;

Assignee:

BOMAG GmbH, Boppard, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C 35/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cutting tool configuration for a ground milling machine, for example, a cold milling machine or a mining drill, is provided. The cutting tool configuration comprises a cutter holder, which is fastenable or fastened on a milling drum, a cutting tool, which is fastened on the cutter holder, and which is inserted using its cutting tool shaft in a cutter holder bore of the cutter holder and can rotate around its longitudinal axis, and a wear disc, which is situated rotation-locked between a stop surface of the cutter holder and the cutting tool head of the cutting tool, it being provided that the rotation lock between the wear disc and the cutter holder is caused by at least one groove formed on the outer circumference of the wear disc and a guide formed on the cutter holder and engaging in this groove. A wear disc for use in such a cutting tool configuration, and a cutting tool having such a preinstalled wear disc, are also provided.


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