Pulsed-DC ionizer
US5249094A · kind A · utility
20Cited by
7References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 21, 1991 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Mar 21, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05F3/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An ionizer having a pair of electrodes for generating ions by corona discharge when a pulsed DC voltage is applied thereto, wherein each electrode is covered with a microporous glass tube. Release of fine particles is thereby substantially eliminated, the generation of ions not being decreased.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.