Patents by Inventor Frank Ball

Frank Ball 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).

  • Ink temperature control
    Patent number: 5810927
    Abstract: The temperature of ink applied to a substrate during printing is controlled by directing air of controlled temperature at the ink by means of an ink temperature controlling device (9). The device comprises a fan (11) and a heater (12) for heating the air propelled at the ink by the fan. The device may include a sensor (22) for monitoring the temperature of the ink in which case the sensor may be operably connected to the fan and/or heater to form a closed loop system.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: September 22, 1998
    Assignees: Frank Ball Limited, John Ayres
    Inventors: John Ayres, Frank Ball