Patent · US Expired

Developing apparatus

US5124752A · kind A · utility

11Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 1991
Grant dateJun 23, 1992
Priority date
Expiry dateMar 15, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0889
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developing apparatus comprises a developing roll for carrying single-component toner to a developing area facing an electrostatic latent image carrier; a toner agitation chamber provided along an axis of the developing roll; a toner carry-in path projectingly provided on one end of the toner agitation chamber; and a toner carry and supply member for carrying the toner from the toner carry-in path into the toner agitation chamber along the axis of the developing roll and for supplying the toner from the toner agitation chamber onto the developing roll, the toner carry and supply member being established so that the quantity of toner carrying per unit time at the toner agitation chamber on the toner carry-in path side is larger than the quantity of toner carrying per unit time in the toner carry-in path.

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