Image forming apparatus
US10139766B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2017 |
| Grant date | Nov 27, 2018 |
| Priority date | — |
| Expiry date | Feb 1, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/1889
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes a photosensitive member; a charging member configured to electrically charge the photosensitive member; a developing device configured to form a toner image by supplying toner to the photosensitive member; a transfer member configured to transfer the toner image from the photosensitive member onto a toner image receiving member; a cleaning member provided in contact with the photosensitive member and configured to remove the toner remaining on a surface of the photosensitive member after transfer; and a controller configured to carry out a process for notifying information on a lifetime of the charging member, on the basis of use amount information on a use amount of the charging member and contact pressure information on contact pressure applied by the cleaning member to the photosensitive member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.