Shutter member and process cartridge
US6144821A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1999 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Sep 8, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1609
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A shutter member used for a process cartridge detachably mountable to a main body of an electrophotographic image forming apparatus, includes: a shutter part for partly covering an electrophotographic photosensitive drum of the process cartridge when mounted to the process cartridge; a supporting member with its distant end attached to a frame of the process cartridge for supporting the shutter part on the process cartridge; and first and second attachment parts provided at the shutter part for attaching the supporting member. The first attachment part and the second attachment part differ in attachment direction for attaching the supporting member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.