Device for guiding sheets
CA 2415682 A1 · Owner: Wulf, Peter · Inventors: Trillig, Udo; Wulf, Peter; Seidel, Frank
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a device for fixing a sheet on the surface of an electrically conductive cylinder of a sheet-fed printing machine especially , sheet-fed offset printing machines. Said device comprises an electrode that extends along the entire width of the cylinder. A sheet located on the surface of the cylinder can be fed between said electrode. The invention aims at improving said device with the purpose of ensuring easy and reliable sheet guidance and enhanced printing quality. According to the invention this is , achieved in that a device (3 5, 6, 7, 8) which feeds an air flow to the sheet located on the surface of the cylinder (GD) is mounted in front of the electrode …
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 June 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 19, 2023.
- 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.