Electrophotographic image forming apparatus and process cartridge with electrical contacts that urge developer roller to photosensitive drum
US8583006B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2012 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Mar 19, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1884
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrophotographic image forming apparatus is provided. The apparatus comprises a movable member including a mounting portion for detachably mounting a cartridge, with the movable member being movable from an outside toward an inside of a main assembly of the apparatus while supporting the cartridge. The apparatus further comprises an output contact and an intermediary electrical contact configured and positioned to supply a bias voltage received by the output contact to the cartridge, with intermediary electrical contact being disposed on the mounting portion and being elastically deformable in a moving direction in which the movable member is movable between the outside and the inside. The cartridge includes an input electrical contact and a cartridge side contact portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.