Claims
- 1. A method of applying ink with an inking system during printing and removing ink during wash-up comprising:
applying ink from a reservoir to a form roller from a first roller; applying ink from the form roller to a plate cylinder in rotating engagement with the form roller; removing excess ink from the form roller with a subtractive roller system and returning such excess ink to the reservoir; disengaging the plate cylinder and the form roller; applying ink solvent to the inking system; rotating the form roller, first roller and subtractive roller system; removing a mixture of ink solvent and residual ink from the form roller and depositing the mixture in a wash-up reservoir; and removing the wash-up reservoir containing the mixture of ink solvent and residual ink.
- 2. The method of claim 1 further comprising the removal of a printing plate from the plate cylinder during wash-up after disengagement of the plate cylinder and the form roller.
- 3. The method of claim 1 wherein the removing of the excess ink and returning the excess ink to the reservoir with the subtractive roller system comprises:
transferring excess ink from the form roller onto a second roller; transferring excess ink from the second roller onto a third roller; and scraping excess ink from the third roller directly into the ink reservoir.
- 4. The method of claim 3 wherein the removing of the mixture of ink solvent and residual ink from the form roller and depositing the mixture in the reservoir comprises:
transferring the mixture from the form roller onto the second roller; transferring the mixture from the second roller onto the third roller; and scraping the mixture from the third roller directly into the ink reservoir.
- 5. The method of claim 4 wherein the mixture is removed from the first roller as the rollers are rotated during wash-up.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application is a divisional of U.S. application Ser. No. 09/813,887, filed Mar. 22, 2001, which is a continuation-in-part of U.S. Pat. No. 6,571,710, issued on Jun. 3, 2003, which claims the benefit of U.S. Provisional Patent Application No. 60/122,765 filed on Mar. 3, 1999, which are hereby incorporated by reference in their entirety.
Provisional Applications (1)
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Number |
Date |
Country |
|
60122765 |
Mar 1999 |
US |
Divisions (1)
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Number |
Date |
Country |
Parent |
09813887 |
Mar 2001 |
US |
Child |
10720254 |
Nov 2003 |
US |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
09507549 |
Feb 2000 |
US |
Child |
09813887 |
Mar 2001 |
US |