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:
Aug. 23, 1988
Filed:
Feb. 12, 1987
Applicant:
Inventor:
Heinrich Groos, Herborn, DE;
Assignee:
Berkenhoff GmbH, Heuchelheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23H / ; B23H / ;
U.S. Cl.
CPC ...
219 / ; 204206 ; 219 / ;
Abstract
To increase the cutting performance of a wire electrode for electroerosive cutting, the surface of the wire electrode is provided with projections and recesses created by twisting the wire electrode of polygonal cross section about its axis.