Patents by Inventor Carlton I. McElwain

Carlton I. McElwain 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).

  • Sleeve making method and apparatus
    Patent number: 5765494
    Abstract: A machine for automatically producing apparel sleeves that includes a station at which the sleeve blank is trimmed, folded and hemmed. Another station is provided at which the hemmed sleeve blank is folded and turned inside out. The sleeve blank must then be stopped at a position at which it is aligned with a seaming sewing machine and then transported to the sewing head of the seaming sewing machine. A curve generating mechanism then controls the sleeve blank as it is fed through the seaming sewing machine.
    Type: Grant
    Filed: February 28, 1996
    Date of Patent: June 16, 1998
    Assignee: Union Special Corporation
    Inventors: Maximilian Adamski, Jr., Stephen S. Ruderman, Chengyu Sun, Carlton I. McElwain, Kevin L. Lunsford