Device for indicating an abnormal condition in an ultrasonic nebulizer
US4300131A · kind A · utility
6Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1979 |
| Grant date | Nov 10, 1981 |
| Priority date | — |
| Expiry date | Jul 11, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B12/004
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An alarm for indicating a lack of liquid in an ultrasonic nebulizer is disclosed. The alarm is responsive to a level sensing device in the nebulizer used to terminate oscillation in response to a low liquid level situation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.