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:
Nov. 25, 2014
Filed:
Mar. 28, 2011
Applicant:
Tobias Nothe, Herborn, DE;
Inventor:
Tobias Nothe, Herborn, DE;
Assignee:
Berkenhoff GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23H 7/08 (2006.01);
U.S. Cl.
CPC ...
B23H 7/08 (2013.01);
Abstract
The invention relates to a wire electrode for spark-erosion cutting. The wire electrode comprises a core made of more than 50% by weight pure crystalline aluminum and/or one or more crystalline aluminum alloys, and comprises a coating layer encompassing the core and comprising copper, zinc, and/or a copper-zinc alloy. The proportion of the surface area of the core relative to the total cross-sectional area of the wire electrode is in the range from 60% to 95% along the entire length of the wire electrode.