Patent · US Expired

Method and apparatus to reduce fogging in electrostatic printing

US5815188A · kind A · utility

1Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 1996
Grant dateSep 29, 1998
Priority date
Expiry dateFeb 15, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0121
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method and apparatus to reduce fogging on electrostatic printing media is disclosed. A negative bias is applied to toning station(s) or vacuum station(s) of the printing apparatus with isolation of that negative bias from the printing media.

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