Patents by Inventor Gianfranco Gardanini

Gianfranco Gardanini 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).

  • Patent number: 7859163
    Abstract: The laminar article for electrical use comprises a plurality of superposed first metal laminations fixed together. Each of the first laminations is provided with at least one fastener projecting from a first surface thereof and defining a recess in its opposite side. Each fastener of one lamination is arranged to fit into a recess of an adjacent lamination. The article presents second laminations interposed between at least two adjacent first laminations fixed together. The second laminations are provided with through apertures which are traversed by the fasteners which fix the adjacent first laminations together. The method consists of die-cutting a plurality of laminations from a metal sheet, rotating the die-cut laminations and superposing them, to then fix them together in predetermined manner.
    Type: Grant
    Filed: June 4, 2007
    Date of Patent: December 28, 2010
    Assignee: Corrada S.p.A.
    Inventors: Gianluca Bertocchi, Gianfranco Gardanini, Daniele Bonetti, Maurizio Perucchi
  • Patent number: 7851964
    Abstract: An electrical machine circuit element (1) comprises a flat metal sheet (2) provided with a plurality of slots (3) for an electric and/or cooling circuit. The elements (1) presents a plurality of clips (5) which project from the flat metal sheet (2) and a plurality of seats (7) to receive and retain clips (5) of other elements (1), in such a manner as to connect several elements together. Each clip (5) projects from one face of the metal sheet (2) and defines a seat (7) on the opposite face. The clips (5) present an edge (11) facing into the slots (3).
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: December 14, 2010
    Assignee: Corrada S.p.A.
    Inventors: Massimo Negrello, Gianfranco Gardanini
  • Publication number: 20090152977
    Abstract: An electrical machine circuit element (1) comprises a flat metal sheet (2) provided with a plurality of slots (3) for an electric and/or cooling circuit. The elements (1) presents a plurality of clips (5) which project from the flat metal sheet (2) and a plurality of seats (7) to receive and retain clips (5) of other elements (1), in such a manner as to connect several elements together. Each clip (5) projects from one face of the metal sheet (2) and defines a seat (7) on the opposite face. The clips (5) present an edge (11) facing into the slots (3).
    Type: Application
    Filed: December 11, 2008
    Publication date: June 18, 2009
    Applicant: CORRADA S.p.A.
    Inventors: Massimo Negrello, Gianfranco Gardanini
  • Publication number: 20080282530
    Abstract: The laminar article for electrical use comprises a plurality of superposed first metal laminations fixed together. Each of the first laminations is provided with at least one fastener projecting from a first surface thereof and defining a recess in its opposite side. Each fastener of one lamination is arranged to fit into a recess of an adjacent lamination. The article presents second laminations interposed between at least two adjacent first laminations fixed together. The second laminations are provided with through apertures which are traversed by the fasteners which fix the adjacent first laminations together. The method consists of die-cutting a plurality of laminations from a metal sheet, rotating the die-cut laminations and superposing them, to then fix them together in predetermined manner.
    Type: Application
    Filed: June 4, 2007
    Publication date: November 20, 2008
    Inventors: Gianluca Bertocchi, Gianfranco Gardanini, Daniele Bonetti, Maurizio Perucchi