Cartridge having locking portion for locking cartridge with an image forming apparatus and releasing portion to release the locking portion, and image forming apparatus having such a cartridge
US6947687B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2003 |
| Grant date | Sep 20, 2005 |
| Priority date | — |
| Expiry date | Sep 4, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1846
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus, includes a developing member for developing an electrostatic latent image formed on an electrophotografic photosensitive member, a developer accommodating portion for accommododating a developer to be used for developing an electrostatic latent image by the developing member, a cartridge locking portion for locking the cartridge with a main assembly locking portion provided in the main assembly of the apparatus to prevent the cartridge from disengaging from the main assembly of the apparatus when the cartridge is mounted to the main assembly of the apparatus, and a relasing member for releasing the cartridge locking portion to release the cartridge from the main assembly locking portion when the cartridge is to be removed from the main assembly of the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.