Inking system with a belt and differential roller speeds
CA 2361338 A1 · Owner: Whelan, Edward J. · Inventors: Whelan, Edward J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
To minimize the presence of roll-to-roll nips in an inking system for a printing plate cylinder, an ink transfer belt (80) transfers ink from an ink transfer roller (14), which receives ink from a supply (12) to the ink , receiving elements on a printing plate cylinder (50). A plurality of guide rolls (84) inside the loop of the ink transfer belt (80) contact the drivable surface of that belt. A drive (414, 104) is connected with one of the guide rollers (84) for driving it to rotate at a first velocity which is the , velocity of the ink transfer roll and of the printing plate cylinder. An ink distribution roller (70) is disposed outside the loop of the belt in contact with the …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 27, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2021.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.