Contact heat fusing apparatus
CA 1112710 A · Owner: Agfa-Gevaert Naamloze Vennootschap · Inventors: Ceuppens, Willy G.; Umans, Frans M.; Overmeer, Robert T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the disclosure. Contact heat fusing apparatus. A unit for heat fixing xerographic images makes use of a fuser roller and a self adjusting pressure roller. the fuser roller is internally heated and it may be associated with a self adjusting cleaning roller. The preceeding elements may form a unit which can be provided moreover with scraper elements and supplementary feeding rollers located downstream of the fuser and fusing rollers and which rotate at a peripheral speed exceeding that of the latters. GV.901
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 November 17, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 17, 1998.
- 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.