Patent · US Expired

Toner dispenser and detector for an electrostatic copying apparatus

US4436411A · kind A · utility

4Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1983
Grant dateMar 13, 1984
Priority date
Expiry dateFeb 8, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S271/901
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrostatic copying apparatus including means for developing the latent image on the photosensitive member with toner particles which are supplied from a container having a slide plate that reciprocates along the bottom of one wall of the toner container. A detecting device is connected to a feed control system and a warning device to control tones dispensing and warm of imperfect feeding.

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