Patents by Inventor Michael Duguet

Michael Duguet 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).

  • Backing ring assembly for railcar axle bearings
    Patent number: 9789887
    Abstract: A backing ring assembly is for a railcar axle assembly including a shaft with a central axis and a bearing mounted on the shaft. An annular backing ring is disposeable upon the shaft between the bearing and a shaft enlarged section and has a central axis, an inner surface extending about the axis and defining a central bore for receiving the shaft and a retention surface facing away from the shaft enlarged section when the backing ring is disposed upon the shaft. A retainer includes an annular body, disposeable about the shaft enlarged section and having an inner surface sized to frictionally engage with the shaft enlarged section cylindrical surface, and at least one coupler connected with the annular body. The coupler(s) engage with the ring retention surface to releasably connect the retainer annular body with the backing ring to retain the ring at a fixed position on the shaft.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: October 17, 2017
    Assignee: AKTIEBOLAGET SKF
    Inventors: David Johansson, Michael Duguet, Mark A. Ussai, Arnaud Duchassin, Thierry Le Moigne, Jonathan Repesse
  • Backing Ring Assembly for Railcar Axle Bearings
    Publication number: 20160355196
    Abstract: A backing ring assembly is for a railcar axle assembly including a shaft with a central axis and a bearing mounted on the shaft. An annular backing ring is disposeable upon the shaft between the bearing and a shaft enlarged section and has a central axis, an inner surface extending about the axis and defining a central bore for receiving the shaft and a retention surface facing away from the shaft enlarged section when the backing ring is disposed upon the shaft. A retainer includes an annular body, disposeable about the shaft enlarged section and having an inner surface sized to frictionally engage with the shaft enlarged section cylindrical surface, and at least one coupler connected with the annular body. The coupler(s) engage with the ring retention surface to releasably connect the retainer annular body with the backing ring to retain the ring at a fixed position on the shaft.
    Type: Application
    Filed: May 10, 2016
    Publication date: December 8, 2016
    Applicant: Aktiebolaget SKF
    Inventors: David Johansson, Michael Duguet, Mark A. Ussai, Arnaud Duchassin, Thierry Le Moigne, Jonathan Repesse