Patents by Inventor Patricia M. Woollcott

Patricia M. Woollcott 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).

  • Sewing machine for close-tolerance stitching
    Patent number: 6715435
    Abstract: The present invention provides a sewing machine for positioning a line of stitches a predetermined distance from an edge of a workpiece. The edge tracing sewing machine includes a machine body with a reciprocable needle mounted therein. The needle is reciprocated between an upward and a downward position at which it pierces a moving workpiece, passing a thread therethrough. The edge tracing sewing machine also includes a plurality of illuminable units that communicate stitch positioning to a machine operator, allowing the operator to manually adjust the lateral position of the workpiece, maintaining the stitch positioning within a predetermined tolerance from specifications.
    Type: Grant
    Filed: January 20, 2003
    Date of Patent: April 6, 2004
    Assignee: Irvin Automotive Products, Inc.
    Inventors: Joseph Wieczorek, Patricia M. Woollcott