Printing machine having reciprocating carriage carrying both cleaning and ink delivery devices
AssigneeAWI Licensing LLC
InventorsWai Cheung, Edward H. Hutchinson
Life of this patent
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Abstract
A rotary printing machine having a cylinder, two doctor blades acting on the cylinder, and a gravity fed ink dispensing mechanism and a drum cleaning spray system provided on a reciprocating carriage. Ink is applied in excess to one of the doctor blades and excess ink is removed by the other. One of the ink dispensing mechanisms can be removed and replaced while printing is taking place using ink from the other ink dispensing mechanism.
Claims9
A rotary printing machine comprising a cylinder, a carriage arranged to reciprocate along said cylinder, said carriage carrying at least one cleaning device arranged to clean said cylinder, and at least one delivery device arranged to deliver ink to the surface of said cylinder, and at least one doctor blade acting on said cylinder.
Dependencies are inferred from the claim text.