Switchable self-propelled magnetic brush
US5523824A · kind A · utility
2Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1995 |
| Grant date | Jun 4, 1996 |
| Priority date | — |
| Expiry date | Apr 26, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K7/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrically switchable magnetic brush for use in toner deposition or removal devices used in imaging machines of the electrostatic type. When energized by a multiphase alternating current power source or a brushless direct current power source rotatably mounted drum (9) requires no external driving force and is self-propelled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.