Patents by Inventor Fred Stillman

Fred Stillman 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: 7748689
    Abstract: The invention provides for a radially flexible bushing, comprising an outer annular element, an inner rigid element surrounded by the outer element, an elastomer body, which adherently attaches the inner rigid element and the outer element. The elastomer body comprises spaced-apart arms extending radially from the inner rigid element to the outer element. It further comprises at least one radial stop for limiting the radial displacement of the inner rigid element. The radial stop, which is positioned on the outer element between the arms, comprises an arch having extremities joined to the outer element and a top oriented towards the rigid element. The arch defines together with the outer element a tubular cavity.
    Type: Grant
    Filed: March 10, 2006
    Date of Patent: July 6, 2010
    Assignee: Paulstra CRC
    Inventors: Bertrand Thibault, Bertrand Barrio, Fred Stillman
  • Publication number: 20070210534
    Abstract: This invention provides for a radially flexible bushing, comprising an outer annular element, an inner rigid element surrounded by the outer element, an elastomer body, which adherently attaches the inner rigid element and the outer element. The elastomer body comprises spaced-apart arms extending radially from the inner rigid element to the outer element. It further comprises at least one radial stop for limiting the radial displacement of the inner rigid element. The radial stop, which is positioned on the outer element between the arms, comprises an arch having extremities joined to the outer element and a top oriented towards the rigid element. The arch defines together with the outer element a tubular cavity.
    Type: Application
    Filed: March 10, 2006
    Publication date: September 13, 2007
    Applicant: PAULSTRA CRC
    Inventors: Bertrand Thibault, Bertrand Barrio, Fred Stillman