Thermal transcription printer
CA 1300429 C · Owner: Naruki, Kenichi · Inventors: Une, Ryuzo; Namura, Koji; Naruki, Kenichi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A thermal transcription printer has a thermal head , a platen , a pair of pinch rollers disposed on both side of the platen and a pressure control device, consisting of cams , sliding blocks and springs and the cams controls pressing force of a pinch roller disposed backward of paper conveying direction smaller than that disposed forward for making the paper sheet closely adhere to the platen
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
- Granted May 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
- 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.