Patent · US Expired

Control system for regulating the concentration of toner particles within a developer mixture

US4343548A · kind A · utility

18Cited by
7References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1980
Grant dateAug 10, 1982
Priority date
Expiry dateMay 19, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S222/01
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An apparatus which regulates the developability of a conductive developer mixture by controlling the concentration of toner particles therein. The concentration of toner particles in the developer mixture is adjusted in response to the sensed conductivity.

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