Patents by Inventor Stefano Galfre'

Stefano Galfre' 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).

  • Publication number: 20240001429
    Abstract: A method and equipment for forming a front toothing having a plurality of radial teeth on an annular collar of an inner ring of a wheel hub, wherein a plurality of first knives are axially and sequentially impressed on the annular collar and have a first predetermined circumferential profile (P1) configured to form radial reliefs which are spaced by imprints and have a rounded circumferential profile corresponding to the profile of the ridges of the radial teeth to be obtained; thereafter, a plurality of second knives are axially and sequentially impressed on the annular collar inside the imprints and have a third predetermined circumferential profile (P3) configured to reproduce in reverse at least part of respective opposite flanks of the radial teeth of the front toothing to be obtained.
    Type: Application
    Filed: September 14, 2023
    Publication date: January 4, 2024
    Inventors: Laura Sguotti, Stefano Galfre, Davide Antonio Olivieri
  • Publication number: 20240001428
    Abstract: A method and equipment for forming a front toothing having a plurality of radial teeth on an annular collar of an inner ring of a wheel hub, wherein a plurality of first knives are axially and sequentially impressed on the annular collar and have a first predetermined circumferential profile (P1) configured to form radial reliefs which are spaced by imprints and have a rounded circumferential profile corresponding to the profile of the ridges of the radial teeth to be obtained; thereafter, a plurality of second knives are axially and sequentially impressed on the annular collar inside the imprints and have a third predetermined circumferential profile (P3) configured to reproduce in reverse at least part of respective opposite flanks of the radial teeth of the front toothing to be obtained.
    Type: Application
    Filed: September 14, 2023
    Publication date: January 4, 2024
    Inventors: Laura Sguotti, Stefano Galfre, Davide Antonio Olivieri
  • Patent number: 11806775
    Abstract: A method and equipment for forming a front toothing having a plurality of radial teeth on an annular collar of an inner ring of a wheel hub, wherein a plurality of first knives are axially and sequentially impressed on the annular collar and have a first predetermined circumferential profile (P1) configured to form radial reliefs which are spaced by imprints and have a rounded circumferential profile corresponding to the profile of the ridges of the radial teeth to be obtained; thereafter, a plurality of second knives are axially and sequentially impressed on the annular collar inside the imprints and have a third predetermined circumferential profile (P3) configured to reproduce in reverse at least part of respective opposite flanks of the radial teeth of the front toothing to be obtained.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: November 7, 2023
    Inventors: Laura Sguotti, Stefano Galfre, Davide Antonio Olivieri
  • Publication number: 20220324011
    Abstract: A method and equipment for forming a front toothing having a plurality of radial teeth on an annular collar of an inner ring of a wheel hub, wherein a plurality of first knives are axially and sequentially impressed on the annular collar and have a first predetermined circumferential profile (P1) configured to form radial reliefs which are spaced by imprints and have a rounded circumferential profile corresponding to the profile of the ridges of the radial teeth to be obtained; thereafter, a plurality of second knives are axially and sequentially impressed on the annular collar inside the imprints and have a third predetermined circumferential profile (P3) configured to reproduce in reverse at least part of respective opposite flanks of the radial teeth of the front toothing to be obtained.
    Type: Application
    Filed: April 4, 2022
    Publication date: October 13, 2022
    Inventors: Laura Sguotti, Stefano Galfre, Davide Antonio Olivieri
  • Patent number: 9365077
    Abstract: A hub bearing assembly includes a hub of light metallic material forming a cylindrical portion, on which an inner tubular ring having a raceway is mounted; on the first inner tubular ring a second inner ring having a second raceway is fastened; formed between the cylindrical portion of the hub and the inner tubular ring is a cylindrical interstice containing a brazing bonding material or a structural adhesive which integrally binds the hub to the first inner tubular ring.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: June 14, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Wijbe Buising, Stefano Galfre, Alessandro Garrone, Antonio Ruiu, Laura Sguotti, Cornelius Petrus Antonius Vissers
  • Patent number: 9028151
    Abstract: A hub bearing assembly includes a hub made of lightweight metallic material and forming a cylindrical portion, on which a tubular inner ring providing a raceway is mounted; a second inner ring is fixed on the first tubular inner ring and provides a second raceway; a cylindrical interstice is formed between the cylindrical portion of the hub and the tubular inner ring and contains a bonding brazing material which integrally joins the hub to the first tubular inner ring.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: May 12, 2015
    Assignee: Aktiebolaget SKF
    Inventors: Stefano Galfre', Antonio Ruiu, Laura Sguotti
  • Publication number: 20140300178
    Abstract: A hub bearing assembly includes a hub of light metallic material forming a cylindrical portion, on which an inner tubular ring having a raceway is mounted; on the first inner tubular ring a second inner ring having a second raceway is fastened; formed between the cylindrical portion of the hub and the inner tubular ring is a cylindrical interstice containing a brazing bonding material or a structural adhesive which integrally binds the hub to the first inner tubular ring.
    Type: Application
    Filed: January 13, 2014
    Publication date: October 9, 2014
    Applicant: Aktiebolaget SKF
    Inventors: Wijbe BUISING, Stefano Galfre, Alessandro Garrone, Antonio Ruiu, Laura Sguotti, Cornelius Petrus Antonius Vissers
  • Publication number: 20140199012
    Abstract: A hub bearing assembly includes a hub made of lightweight metallic material and forming a cylindrical portion, on which a tubular inner ring providing a raceway is mounted; a second inner ring is fixed on the first tubular inner ring and provides a second raceway; a cylindrical interstice is formed between the cylindrical portion of the hub and the tubular inner ring and contains a bonding brazing material which integrally joins the hub to the first tubular inner ring.
    Type: Application
    Filed: January 13, 2014
    Publication date: July 17, 2014
    Applicant: Aktiebolaget SKF
    Inventors: Stefano Galfre', Antonio Ruiu, Laura Sguotti