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:
Jul. 15, 2003
Filed:
Jul. 03, 2001
Applicant:
Inventor:
Claude Pierre Gerard, Chantraine, FR;
Assignee:
Nordon Cryogenie SNC, Golbey, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 1/302 ; B21D 2/826 ;
U.S. Cl.
CPC ...
B21D 1/302 ; B21D 2/826 ;
Abstract
A method of manufacture includes the steps of making perforations using a perforating tool in a flat product before it is bent; making bends using a bending tool in the perforated flat product; detecting the position of a perforation on the corrugation; and slaving the relative position of tools to the detected position.