Patent · US Expired

Toner recovery device

US5933690A · kind A · utility

30Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 11, 1996
Grant dateAug 3, 1999
Priority date
Expiry dateSep 11, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/0116
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus including a plurality of developing units each having a developer storage portion for accommodating a developer; a plurality of feeding devices for discharging used developers from the respective developing units; and a single collecting device for collecting the used developers discharged by the respective feeding device.

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