Patents by Inventor Carl V. Sword

Carl V. Sword 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).

  • Apparatus for curing coatings on welded longitudinal seams of can bodies
    Patent number: 4199672
    Abstract: Can bodies having welded longitudinal seams with a heat curable coating thereon are carried longitudinally past an induction heater for curing the coating. The induction heater includes first and second stages for respectively rapidly heating the seams to coating curing temperature and then holding the seams at such temperature for a curing period.
    Type: Grant
    Filed: November 10, 1977
    Date of Patent: April 22, 1980
    Inventors: Carl V. Sword, Frank E. Halicki, Edward G. Geiss