Asymmetric AC cleaner for improved toner charge distribution in scavenging development systems
US7421240B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 8, 2006 |
| Grant date | Sep 2, 2008 |
| Priority date | — |
| Expiry date | Apr 5, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/0035
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This is a cleaning system useful in an electrophotographic marking system which takes up a small space in space important marking apparatus. It involves applying an asymmetric AC wave-form to a cleaning brush. Wrong sign or unwanted toner will be attracted to this cleaner brush and removed from the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.