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:
Jan. 02, 2007
Filed:
Feb. 17, 2003
Applicant:
Keijo Hellgren, Västerås, SE;
Inventor:
Keijo Hellgren, Västerås, SE;
Assignee:
Avure Technologies AB, Vasteras, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 22/12 (2006.01); B29C 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method in a press of pressure cell type comprising a forming tool and, separated therefrom, a diaphragm, which define a forming space in which a blank is inserted for forming thereof against the forming tool by pressing the diaphragm against the blank. A blank portion projecting from the forming space is gripped by means of at least one gripping device and the connection between the blank and the gripping device is shielded from the diaphragm at least when the diaphragm is pressed against the blank. The invention further relates to a press of pressure cell type and a tray device.