Patents by Inventor Jeffrey M. Lewis

Jeffrey M. Lewis 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).

  • Contour cementing machine
    Patent number: 4407223
    Abstract: A contour cementing machine for applying latex cement in complex shapes to flat work pieces, such as shoe parts, belts, luggage parts, etc. The contour cementing machine includes a housing mounting die means, a removable tray for containing cement, means for maintaining the cement at a predetermined level, and means for actuating the die means. Preferably, the actuating means is pneumatic. Preferably, the die means is characterized by ease of convertibility of differing sizes, shapes and styles of work pieces.
    Type: Grant
    Filed: January 11, 1982
    Date of Patent: October 4, 1983
    Assignee: Boston Machine Works Company
    Inventors: Robert W. Morin, Jeffrey M. Lewis, Richard Bobrycki