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.:

US 8978220 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 17, 2015

Filed:

May. 10, 2011
Applicants:

Roland Wendt, Argenbühl, DE;

Wolfgang Pfeiffer, Markdorf, DE;

Michael Badent, Weingarten, DE;

Inventors:

Roland Wendt, Argenbühl, DE;

Wolfgang Pfeiffer, Markdorf, DE;

Michael Badent, Weingarten, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P 11/00 (2006.01); B21J 15/02 (2006.01); B21J 15/16 (2006.01); B21J 15/18 (2006.01);
U.S. Cl.
CPC ...
B21J 15/02 (2013.01); B21J 15/025 (2013.01); B21J 15/16 (2013.01); B21J 15/18 (2013.01);
Abstract

A die for a riveting tool for implementing a punch rivet connection between at least two joined part sections is proposed, the die being used in a state provided in the riveting tool for supporting the joined part sections during a connection procedure and a die front side facing toward a movable punch of the riveting tool, using which a rivet element can be pressed in a punching manner through the joined part sections to be connected, an embossing section of the die protruding in relation to adjacent areas of the die front side and causing an embossment in the die-side joined part section, so that components of the joined part material flow into an external depression on the rivet element. According to the invention, the embossing section is implemented as divided into sections. The invention additionally relates to a riveting tool.


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