Patent · US Active

Developer container for detecting developer amount based on capacitance, developing apparatus, process cartridge, and image forming apparatus

US9250567B2 · kind B2 · utility

1Cited by
9References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 2014
Grant dateFeb 2, 2016
Priority date
Expiry dateJul 2, 2034

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49204
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A developer container including a frame configured to define a developer containing portion, a first electrode, and a second electrode arranged on a surface of the frame and having a surface opposed to the first electrode, a developer amount in the developer containing portion being detected based on a capacitance between the first electrode and the second electrode.

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