Image forming device, developer stirring method and non-transitory recording medium
US11036171B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2020 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Aug 21, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0889
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming device to and from which a developing unit in which a developer containing toner is filled is detachable and removable, comprises a hardware processor that: enables the developing unit to perform a stir operation of the developer filled in the developing unit as an initial operation of the developing unit; obtains a reference value of a toner density set in advance in time of a factory shipment of the developing unit at time the stir operation is performed; and compares a toner density received from the developing unit during the stir operation with the reference value to determine a stir condition of the developer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.