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:
Jun. 22, 1999
Filed:
May. 20, 1997
Applicant:
Inventors:
Werner Erfgen, Melsbach, DE;
Reiner Sauer, Neuwied, DE;
Assignee:
Rasselstein Hoesch GmbH, Neuwied, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
413 12 ; 413-8 ; 413 14 ;
Abstract
A method of manufacturing an easy-opened lid from sheet metal is disclosed, wherein an opening is stamped in the lid and the stamped out portion is utilized in manufacturing the lid, thus reducing loss of lid material.