Patent · US Expired

Cleaning device for cleaning toner image carrier

US4819030A · kind A · utility

14Cited by
3References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 11, 1987
Grant dateApr 4, 1989
Priority date
Expiry dateDec 11, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1853
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A cleaning device adapted to be detachably mounted on an electrostatic printing apparatus etc. for removing by means of a cleaning blade etc. extra toner left on a photosensitive member of the printing apparatus for storage in a toner recovery tank is disclosed, in which the cleaning blade etc. is moved to seal an opening of the toner recovery tank when the cleaning device is detached from the photosensitive member.

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