Measuring toner concentration
US3999119A · kind A · utility
18Cited by
4References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 26, 1975 |
| Grant date | Dec 21, 1976 |
| Priority date | — |
| Expiry date | Mar 26, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0889
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Toner concentration of an electrostatic developer is measured by disposing the developer between two electrodes and agitating the developer to produce electronic noise as a result of triboelectrification and measuring and determining from the generated noise the concentration of the developer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.