Image forming apparatus, part detachable device and image forming apparatus main body that switches operation mode based part used
US7139494B2 · kind B2 · utility
13Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2005 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Jan 24, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/1892
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes an image forming section to which a replaceable part is detachably attached and a switching section for switching an operation mode of the image forming section between an approved part mode corresponding to a case wherein an approved part is attached as the replaceable part and a unapproved part mode corresponding to a case wherein a part other than the approved part is attached.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.