Device for the feeding of printing material and its further processing in sheet-fed rotary printing presses
CA 2069823 A1 · Owner: Heidelberger Druckmaschinen Aktiengesellschaft · Inventors: Greive, Martin
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 the feeding of printing material and its further processing in sheet-fed rotary printing presses, said device comprising the following features. A feed table (4) is movable in relation to a paper store (26). An optical detection means (3) is situated behind a roller pair (1) in the paper store (26) for detecting mis-fed sheets. A transport roller (10) driven through an, intermediate gear wheel (11) is mounted in the feed, table (4). At least two remover rollers (17) mounted on a, shaft (27), dip into recesses (21 22) in an upper guide, plate (5) and in a lower guide plate (6) during the removal of mis-fed sheets. The remover rollers (17) cooperate with …
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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 May 28, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 28, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 28, 2014.
- 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.