Apparatus for removing toner from and applying offset preventive liquid to a fixing roller
AssigneeMinnesota Mining and Manufacturing Company
InventorsJames C. Nygard, Melvin P. Weiss, Thomas E. Larsen
Life of this patent
Estimating the term…
Abstract
Apparatus to apply offset preventing liquid to a fixing roller. A web member is moved from a supply core to a take-up core via a pressure roller positioned to establish a contact nip for the web member with the fixing roller. The web member is supplied with the liquid from an offset preventing liquid applicator positioned to contact the web member between the supply core and the contact nip on the surface of the web member that is brought into contact with the fixing roller.
Claims10
Apparatus for removing toner material offset to a rotatable fixing roller and applying offset preventing liquid to the fixing roller including:
- a supply core;
- a rotatable take-up core;
- a rotatable pressure roller having an outer layer of resilient material;
- a web member adapted to be moved from said supply core to said take-up core via said pressure roller, said pressure roller positioned to provide a contact nip for said web member with the fixing roller opposite said pressure roller wherein contact of said web member with the fixing roller at said contact nip removes toner material offset to the fixing roller;
- and
- an offset preventing liquid applicator means positioned between said supply core and said contact nip for applying offset preventing liquid to the surface of said web member that is brought into contact with the fixing roller.
Dependencies are inferred from the claim text.