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. 25, 2009
Filed:
Jun. 09, 2005
Applicants:
Hans-joachim Halamoda, Albstadt, DE;
Siegfried Beerhalter, Schwäbisch-Gmünd, DE;
Inventors:
Hans-Joachim Halamoda, Albstadt, DE;
Siegfried Beerhalter, Schwäbisch-Gmünd, DE;
Assignee:
Groz-Beckert KG, Albstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
B26F 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The punching die of the invention has a headheld by positive engagement. The headis held on the shaftof the diein that by means of plastic deformation, for instance by radial application of pressure, material is positively displaced radially inward, so that a protrusionis embodied which rests over a large area on the wall of a recess. A more secure, more durable force transition is assured.