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:
Dec. 03, 2013
Filed:
Nov. 20, 2008
Applicants:
Norbert Ziesel, Waldburg, DE;
Frank Beig, Bodnegg, DE;
Inventors:
Norbert Ziesel, Waldburg, DE;
Frank Beig, Bodnegg, DE;
Assignee:
Mueller Weingarten AG, Weingarten, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B 17/10 (2006.01); B21D 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a device and a method for producing longitudinal grooves in cylindrical workpieces, especially for producing longitudinal grooves having an irregular profile. The forming process is carried out by means of segmental wheels in a similar manner to that of a rolling method.