Patents by Inventor Stephen J. Sherwin

Stephen J. Sherwin 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: 6557478
    Abstract: A contour following machine for altering the edge of a material, which includes a horizontal work surface, a dial plate, through which a vacuum may be drawn, situated on the horizontal work surface, an edge-altering device, a rotary table upon which the edge-altering device is positioned, and a cut-out channel through which a connection between the dial plate and the vacuum is established. The edge-altering device is located at an end of the horizontal work surface and the cut-out channel extends to a far end of the cut-out channel positioned beyond a center point of the horizontal work surface. The dial plate can be moved to any position between the far end of the cut-out channel and the edge-altering device end of the cut-out channel. The edge-altering device may be a sewing machine, a knife, or a water jet.
    Type: Grant
    Filed: August 13, 2001
    Date of Patent: May 6, 2003
    Inventors: Stephen J. Sherwin, George W. Sherwin
  • Publication number: 20020020335
    Abstract: A contour following machine for altering the edge of a material, which includes a horizontal work surface, a dial plate, through which a vacuum may be drawn, situated on the horizontal work surface, an edge-altering device, a rotary table upon which the edge-altering device is positioned, and a cut-out channel through which a connection between the dial plate and the vacuum is established. The edge-altering device is located at an end of the horizontal work surface and the cut-out channel extends to a far end of the cut-out channel positioned beyond a center point of the horizontal work surface. The dial plate can be moved to any position between the far end of the cut-out channel and the edge-altering device end of the cut-out channel. The edge-altering device may be a sewing machine, a knife, or a water jet.
    Type: Application
    Filed: August 13, 2001
    Publication date: February 21, 2002
    Inventors: Stephen J. Sherwin, George W. Sherwin