Image forming apparatus mountable with image bearing member unit and developer bearing member
US10656547B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2019 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Jan 22, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/553
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Provided is an image forming apparatus, including an apparatus main body, an image bearing member unit having at least an image bearing member and a charging member, and a developing unit having at least a developer bearing member. The apparatus main body has a controller, the image bearing member unit further has a first storage unit that stores first correction information corresponding to life information of the developing unit, the developing unit further has a second storage unit that stores second correction information corresponding to life information of the developing unit, and the controller acquires the first correction information and the second correction information, uses the acquired first correction information and the acquired second correction information to correct a charging bias to be applied to the charging member, and applies the corrected charging bias to the charging member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.