Patent · US Active

Image forming device and developer supply method including pre-supply toner detection

US8626017B2 · kind B2 · utility

3Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 2009
Grant dateJan 7, 2014
Priority date
Expiry dateJul 23, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0893
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

There are provided a powder supply element adapted to supply powders containing at least toner; developing element adapted to develop an electrostatic latent image by agitating and conveying a developer containing the powders that are supplied by the powder supply element; a toner amount detecting element that is placed in the middle of a conveyance path to connect the powder supply element with the developing element and detects a toner amount per unit volume to be supplied to the developing element; and control element that controls a correction amount with respect to a reference supply amount due to the powder supply element on the basis of a toner amount per unit volume that is detected by the toner amount detecting element.

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