Machine for printing flat objects, in particular envelopes, with printing drum and thickness compensating device
CA 2271981 A1 · Owner: Baumann, Herve · Inventors: Baumann, Herve; Viennet, Franck
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a machine comprising two feed rollers (3 14), one of which at least is a power-operated roller and a rotating printing drum (6) co-operating with a counter-printing power-operated roller (17). The rollers (17 14) are borne by the ends of a lever consisting of two yokes pivoting in its middle (11) and articulated thereat by an articulation with adjustable stop; The displacement of said feed roller (14) following the passage of an envelope (24") between the feed rollers (3 14) causes the lever to pivot thereby bringing about a corresponding displacement of the counter-printing roller (17) if the latter has not already been displaced by at least said corresponding …
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 August 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 21, 2020.
- 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.