Patents by Inventor Antonio Zampini

Antonio Zampini has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for hemming elements of pressed sheet metal
    Patent number: 5647243
    Abstract: An operation for hemming two sheet metal elements is carried out by two subsequent bending operations respectively carried out by two hemming tools which come in operation in sequence and are driven by cams mounted on a rotating driving shaft.
    Type: Grant
    Filed: February 1, 1996
    Date of Patent: July 15, 1997
    Assignee: Comau S.p.A.
    Inventor: Antonio Zampini
  • Device for spot welding of structures constituted by sheet metal elements, particularly motor-vehicle bodies
    Patent number: 5397047
    Abstract: In a welding device for motor vehicle bodies there are provided a number of pairs of locating gates adapted to operate on different models of body. In the work position, each pair of locating gates can be selectively coupled to a plurality of auxiliary fixtures depending upon the specific version (for example hatchback, sedan, station-wagon) of the model of body to be welded.
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: March 14, 1995
    Assignee: Comau S.p.A.
    Inventor: Antonio Zampini