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:
Sep. 01, 2015
Filed:
Oct. 10, 2012
Applicant:
National Machinery Llc, Tiffin, OH (US);
Inventor:
Mark W. Bordner, Attica, OH (US);
Assignee:
NATIONAL MACHINERY LLC, Tiffin, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21J 5/02 (2006.01); B21D 51/14 (2006.01); B30B 3/02 (2006.01); B21J 9/02 (2006.01); B21D 19/08 (2006.01); B21C 23/00 (2006.01); B21C 23/18 (2006.01);
U.S. Cl.
CPC ...
B21J 5/025 (2013.01); B21C 23/001 (2013.01); B21C 23/183 (2013.01); B21D 19/082 (2013.01); B21D 19/088 (2013.01); B21D 51/14 (2013.01); B21J 5/02 (2013.01); B21J 9/022 (2013.01); B21J 9/027 (2013.01); B30B 3/02 (2013.01);
Abstract
A method and apparatus for forming metal parts in a progressive forming machine wherein one of the opposed tools on a ram and die breast is spring biased to operatively close the tools before the ram reaches front dead center thereby allowing material of the blank to extrude sideways through an aperture formed by both of the opposed tools in the final forward movement of the ram.