Developing device and image forming apparatus using the same
US7970311B2 · kind B2 · utility
3Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2007 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Feb 13, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0872
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
According to an aspect of the present invention, there is provided a developing device including: a roller that develops an electric latent image formed on an image holding body; a chamber that stores a toner; a case that houses the roller and the chamber; a concave portion that is inwardly concaved from the case and that includes: a sidewall, a bottom, and a filling port formed in the bottom; and a first lid that closes the filling port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.