Developer recovering mechanism and image forming apparatus
US7653327B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 3, 2007 |
| Grant date | Jan 26, 2010 |
| Priority date | — |
| Expiry date | Dec 3, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0177
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer recovering mechanism used in a developing apparatus having a developer cartridge which houses developer, a developing unit in which the developer cartridge is installed and which can make a latent image of an image carrier visible by the developer, and a rotor at which the developing unit is loaded and which rotates and moves the developing unit successively to a developing region, the developer recovering mechanism having: a housing chamber provided at the developer cartridge, for housing recovered developer; a recovery opening for recovering developer, which is in the developing unit, into the housing chamber; and a shutter which is plate-shaped, one end side of the shutter being rotatably shaft-supported within the housing chamber, the shutter opening and closing the recovery opening in accordance with changes in gravity due to rotation of the rotor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.