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.

Date of Patent:
Oct. 07, 2003

Filed:

Jan. 09, 2002
Applicant:
Inventors:

Georges Favre-Marinet, Verneuil-sur-Seine, FR;

Jean-Pierre Bonnafe, Fontenay le Fleury, FR;

Jacques Chanteranne, Le Pecq, FR;

Joël Delmotte, Rueil Malmaison, FR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 3/500 ; B23P 2/100 ; B23K 3/102 ; B23K 1/19 ;
U.S. Cl.
CPC ...
B21D 3/500 ; B23P 2/100 ; B23K 3/102 ; B23K 1/19 ;
Abstract

The invention concerns a dome ( ) consisting of a round-shaped vessel ( ) provided with an opening ( ) at the top and by a cap ( ) welded on said basin to close said opening ( ). The basin is obtained by hot forming under pressure of a truncated blank ( ) made of non tempered aluminum alloy.


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