Toner supply device providing toner agitation and developing unit using the same
US7496320B2 · kind B2 · utility
1Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2006 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Jan 21, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0838
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner supply device for supplying toner to a developing unit, includes: a toner cartridge for storing toner; and a toner feed device disposed adjacent to the toner cartridge and composed of a casing for reserving the toner supplied from the toner cartridge and first and second toner agitator shafts for agitating and conveying the toner inside the casing, and is constructed such that the toner feed device agitates the toner supplied from the toner cartridge first, then feeds the agitated toner to the developing unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.