Image forming apparatus featuring a controller for controlling the supply of toner or abrasive particles
US8320785B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 7, 2010 |
| Grant date | Nov 27, 2012 |
| Priority date | — |
| Expiry date | Feb 12, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/0005
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes first and second image forming portions. The first and second image forming portions forms a toner image. The second image forming portion forms a toner image so that the toner image is superimposed on the toner image formed by the first image forming portion. The second image forming portion includes an image bearing member, a cleaning member that removes transfer residual toner existing on the image bearing member at an abutting position, and a supply unit that supplies abrasive particles or toner to the abutting position. The image forming apparatus includes a controller that controls the amount of toners or abrasive particles, which are supplied by the supply unit, in accordance with the amount of toner used in the first and second image forming portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.