Image forming apparatus having a power transmitting device to selectively operate developing units thereof
US7376373B2 · kind B2 · utility
9Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2006 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Jul 17, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0173
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrophotographic image forming apparatus is provided that includes a plurality of developing units, a cam shaft, and a plurality of cams disposed on the cam shaft corresponding to the respective developing units. A power transmitting device disposed between the developing units and the cams selectively transmits rotational force from a driving source to the plurality of developing units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.