Forced energy cured ink delivery in a printing unit
AssigneeGoss International Americas, Inc.
InventorsMehmet Oktay Kaya, Brian Robert Elkinson, Glenn Alan Guaraldi
Life of this patent
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Abstract
An ink delivery system includes a closed or closable ink container holding an ink supply. The ink container ink has an inlet and outlet. The inlet and outlet are arranged in the ink container to hold pressurized air when the ink container is closed and partially filled with ink. An air delivery system supplies pressurized air to the ink container via the inlet. A pump is connected to the outlet of the ink container, the pump receiving ink from the ink container; and an ink fountain receives ink from the pump. Preferably, the ink is ultraviolet or electron beam ink.
Claims17
An ink delivery system comprising:
- a closed or closable ink container holding an ink supply, the ink container having an inlet and outlet, the inlet and outlet arranged in the ink container to hold pressurized air when the ink container is closed and partially filled with ink;
- an air delivery system supplying pressurized air to the ink container via the inlet;
- a pump connected to the outlet of the ink container, the pump receiving ink from the ink container;
- an ink fountain receiving ink from the pump.
A method for delivering ink comprising the steps of:
- supplying ultraviolet or electron beam ink in a closed container, the closed container having an outlet below a level of the ink in the container, the closed container having a pressurized air inlet above the level of the ink;
- pressurizing air in the closed container via the inlet so the ink flows into a pump;
- and
- pumping the ink into an ink fountain.
Dependencies are inferred from the claim text.