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:
Mar. 20, 2018
Filed:
Sep. 11, 2014
Applicant:
Webo Werkzeugbau Oberschwaben Gmbh, Amtzell, DE;
Inventors:
Norbert Ziesel, Amtzell, DE;
Axel Wittig, Roggenzell, DE;
Assignee:
WEBO WERKZEUGBAU OBERSCHWABEN GMBH, Amtzell, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26D 7/06 (2006.01); B26D 1/00 (2006.01); B21D 45/00 (2006.01); B21D 28/16 (2006.01);
U.S. Cl.
CPC ...
B21D 45/003 (2013.01); B21D 28/16 (2013.01); Y10T 83/0448 (2015.04); Y10T 83/2096 (2015.04);
Abstract
A method for precision cutting of workpieces using a press which includes a press frame, in the press opening of which press frame a press ram, that works against a press table, is movably driven, wherein at least one of the press tools is formed as a cutting tool that includes a cutting punch, a downholder, a cutting die and a counter support. The cutting tool operates as a precision cutting tool. A lower tool part of the cutting tool includes a controlled retaining module that retains the counter support in a certain press ram position to enable ejecting the scrap.