Drum cartridge including a cleaning member, for use with an image forming apparatus
US10983473B2 · kind B2 · utility
0Cited by
1References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 4, 2019 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Nov 4, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/1657
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A drum cartridge is mountable in and dismountable from an image forming apparatus without including a developing device. The drum cartridge includes an image bearing member, a charging member, and a cleaning member. The cleaning member includes an elastic layer contacting the charging member. The elastic layer includes a foam member and is made of a material having Asker-C hardness of 5-30 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.