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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 9168579 B1

PDFFull Text
Expired
Date of Patent:
Oct. 27, 2015

Filed:

Sep. 22, 2011

Punching tools and related machines and methods

Applicants:

Stefan Buettner, Markgroeningen, DE;

Wolfgang Laib, Besigheim, DE;

Inventors:

Stefan Buettner, Markgroeningen, DE;

Wolfgang Laib, Besigheim, DE;

Assignee:

TRUMPF Werkzeugmaschinen GmbH + Co. KG, Ditzingen, DE;

Attorney:

Fish & Richardson P.C.

Primary Examiner:

Sean Michalski

Assistant Examiner:

Jonathan G Riley

Int. Cl.
CPC ...
B21D 28/34 (2006.01); B21D 28/00 (2006.01); B21D 28/02 (2006.01); B21D 28/04 (2006.01); B21D 37/00 (2006.01); B21D 37/04 (2006.01); B21D 37/14 (2006.01);
U.S. Cl.
CPC ...
B21D 28/34 (2013.01); B21D 28/00 (2013.01); B21D 28/02 (2013.01); B21D 28/04 (2013.01); B21D 37/00 (2013.01); B21D 37/04 (2013.01); B21D 37/14 (2013.01); Y10T 29/49826 (2015.01); Y10T 83/9476 (2015.04);
Abstract

In some aspects of the invention, a punching tool includes a punching stamp including a stamp shaft and an axial stop; and an adjustment ring having a center opening configured to receive the stamp shaft and abut the axial stop, where a first mark is located along a cylindrical portion of the stamp shaft adjoining the axial stop, and at least a portion of the first mark remains visible when the adjustment ring is abutted against the axial stop.

Find Patent Forward Citations

Buettner, Stefan. (2015). Punching tools and related machines and methods (U.S. Patent No. 9168579). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9168579

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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