Cleaning device for collecting toner on a surface of an image forming apparatus
US7127191B2 · kind B2 · utility
13Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2004 |
| Grant date | Oct 24, 2006 |
| Priority date | — |
| Expiry date | May 12, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/0035
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A cleaning device is provided with a conductive fur brush kept in contact with a transfer belt, a conductive brush kept in contact with the transfer belt upstream of the fur brush in the feed direction, and a single of constant-current d.c. power supply. The fur brush is connected to the constant-current d.c. power supply, and the conductive brush is grounded. A current flows from the constant-current d.c. power supply via the transfer belt to the conductive brush.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.