Patents Assigned to EXPAL SYSTEMS S.A
  • Sheet metal forming process and system
    Patent number: 9908164
    Abstract: The invention relates to a method and system for forming a metal sheet, preferably in the form of a disc, in order to obtain an essentially cylindrical and essentially hollow end metal part having a base thickness that is essentially greater than the thickness of its walls. More specifically, the invention relates to the metalworking sector and, in particular, to the production of ammunition cases or shells.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: March 6, 2018
    Assignee: EXPAL SYSTEMS S.A.
    Inventors: Francisco Javier Ramírez Fernández, Rosario Domingo Navas
  • SHEET METAL FORMING PROCESS AND SYSTEM
    Publication number: 20150082853
    Abstract: The invention relates to a method and system for forming a metal sheet, preferably in the form of a disc, in order to obtain an essentially cylindrical and essentially hollow end metal part having a base thickness that is essentially greater than the thickness of its walls. More specifically, the invention relates to the metalworking sector and, in particular, to the production of ammunition cases or shells.
    Type: Application
    Filed: April 18, 2013
    Publication date: March 26, 2015
    Applicant: EXPAL SYSTEMS S.A
    Inventors: Francisco Javier Ramírez Fernández, Rosario Domingo Navas