Patent · US Expired

Developer filtration module

US6631250B2 · kind B2 · utility

1Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 2001
Grant dateOct 7, 2003
Priority date
Expiry dateDec 7, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0891
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrophotographic printing machine, wherein an electrostatic latent image recorded on a photoconductive member is developed to form a visible image thereof, the electrophotographic printing machine including a system, for removing contaminants from toner in a developer housing, the system including a filter system, positioned in a path of flowing developer material, the filter system having a screen for permitting developer material to travel therethrough while inhibiting contaminants from traveling therethrough when vibrated; the screen being inclined to the path of flowing developer material a vibration driver, operatively connected to the screen, for vibrating the screen.

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