Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatus
US7340197B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2005 |
| Grant date | Mar 4, 2008 |
| Priority date | — |
| Expiry date | Dec 25, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1884
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A process cartridge which is capable of being carried on a movable guide provided in the main assembly of an electrophotographic image forming apparatus and which is movable from a receiving position toward a mount position in interrelation with movement of the movable guide, includes an electrophotographic photosensitive drum; process means actable on the drum; a cartridge frame supporting the drum and the process means; a first portion to be carried, provided at one longitudinal end of the drum, for being supported by the movable guide; a second portion to be carried, provided at the other longitudinal end of the drum, for being supported by the movable guide; a first positioning portion to be positioned relative to a main assembly, the first positioning portion extending outwardly from the cartridge frame adjacent the other longitudinal end of the drum; a second positioning portion to be positioned relative to the main assembly, the second positioning portion extending outwardly from the cartridge frame adjacent the other longitudinal end of the drum; and an engaging portion for engagement with a locking portion which is movable in interrelation with the movement of the movable …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.