Multi coloured flexographic printing machine with an automatic printing cutout device
CA 2225840 A1 · Owner: Sergio, Donghi · Inventors: Sergio, Donghi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automatic printing cut-out device for a colour flexographic printing machine for having at least one colour group comprising a block-holding cylinder and a screen cylinder rotatably mounted on suitable supports slidingly movable towards or away from the printing offset drum or a respective back-pressure roller cylinder a control system for, monitoring movement of the supports comprising an end cross shaft arranged on its respective colour group, a reversible electric motor for the said end cross shaft a helical, gear at each side of the keyed flexographic printing machine keyed on the said end cross shaft and at least one ball screw which is rigid in rotation with a respective helical …
Read the whole patent
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 December 24, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 24, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 24, 2019.
- 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.