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. 09, 2022
Filed:
Feb. 04, 2019
Applicant:
Tata Steel Ijmuiden B.v., Velsen-Noord, NL;
Inventors:
Andre Bodin, Santpoort-Noord, NL;
Frederik Jonker, Heemskerk, NL;
Assignee:
TATA STEEL IJMUIDEN B.V., Velsen-Noord, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 51/26 (2006.01);
U.S. Cl.
CPC ...
B21D 51/2646 (2013.01);
Abstract
A process for the production of a can body including a base and a tubular body from sheet metal which is coated on at least one side with a polymer layer, in which process, firstly, a round disc is produced from the sheet metal, which disc is then deep-drawn into a cup which has a polymer layer at least on the outside, after which this cup is formed into a can body by wall ironing, the wall ironing taking place in a single stroke by moving the cup successively through a redraw die and one or more wall-ironing rings.