Developer container, developing device, process cartridge, and image forming apparatus incorporating a developer quantity detection unit
US10067443B2 · kind B2 · utility
0Cited by
3References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2014 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Sep 22, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/086
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer container includes a stirring member that stirs a developer and a conductive resin sheet that comes into contact with the stirring member when the stirring member rotates. Wherein, the developer container detects developer quantity using capacitance from the conductive resin sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.