Developer supply device
US4370053A · kind A · utility
20Cited by
11References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 13, 1981 |
| Grant date | Jan 25, 1983 |
| Priority date | — |
| Expiry date | Jan 13, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S222/01
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This specification discloses a developer supply device which supplies separately toner and carrier of a two-component developer and in which supply of toner is controlled in accordance with the variation in volume of the developer within a developing device and supply of carrier is controlled in accordance with the variation in density of the toner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.