Image forming apparatus and method for removing a non-transferred toner image
US6678484B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 2002 |
| Grant date | Jan 13, 2004 |
| Priority date | — |
| Expiry date | Jun 8, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/00042
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus and method using a toner containing toner particles having a coefficient of shape falling within a range of 1.0 to 1.6 of an amount of at least 65% by number, and having no protrusion of an amount of at least 50% by number, the image forming apparatus including a charging device for uniformly charging a photoreceptor, a developing device for developing an image obtained by imagewise exposure with the toner, a transfer device for transferring a toner image onto a transfer material, a fixing device for fixing, and a cleaning device for cleaning the photoreceptor after the transfer of a toner image, wherein when a toner image which is not to be transferred is formed on the photoreceptor, image formation is performed after cleaning is done a plurality of times for an area on which the toner image has been formed in the previous process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.