Patent · US Expired

Apparatus for removing toner from and applying offset preventive liquid to a fixing roller

US4393804A · kind A · utility

24Cited by

2References

10Claims

0Family size

Assignee

Minnesota Mining and Manufacturing Company · US

Inventors

James C. Nygard · Windom, US
Melvin P. Weiss · Woodbury, US
Thomas E. Larsen · Windom, US

Key dates

Filing date	Nov 12, 1981
Grant date	Jul 19, 1983
Priority date	—
Expiry date	Nov 12, 2001

Classification

Technology area (CPC G)Physics
CPC primaryG03G2215/2093
WIPO fieldOptics
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.