Image forming apparatus with replaceable process units
US5235384A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1990 |
| Grant date | Aug 10, 1993 |
| Priority date | — |
| Expiry date | Jul 6, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/183
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus having various process units at least one of which is removable for replacement. The apparatus has a mode selecting a device accessible for selecting desired one of a plurality of image modes. A photoconductive element, developing unit, image transferring unit and other replaceable process units each is provided with a storage for storing image forming conditions which match an image mode selected on the mode selecting device. A copy process and other conditions are set up on the basis of the conditions stored in the storage. Another storage is loaded with data associated with the service life of a replaceable process unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.