Developer recycling system and developer cartridge therefor
US5508794A · kind A · utility
48Cited by
8References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 1994 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Mar 3, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0822
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer recycling system is provided for replenishing a fresh developer to a developing device of an image forming apparatus and collecting it after use. A developer cartridge applicable to the system is also provided. When the fresh developer is replenished from the cartridge to the developing device, a developer existing in the developing device overflows in an amount corresponding to the replenished developer. The developer overflown the developing device is recirculated to the cartridge and reused.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.