Nebulizer
US4009713A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1976 |
| Grant date | Mar 1, 1977 |
| Priority date | — |
| Expiry date | Apr 23, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/65
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nebulizer for uniformly tempering and humidifying oxygen and different predetermined mixtures of oxygen-enriched air comprising a vessel containing a volume of water, oxygen supply means delivering oxygen into the vessel, air supply means conducting air into the vessel, and electric resistance heater means to heat the water in the vessel, said air supply and heater means including adjustable air metering means with a movable control part and said electric heater means including an adjustable control unit with a movable part, drive means connected with and between said movable parts whereby movement of one of said control parts results in predetermined corresponding movement of the other control part, whereby changes in the volume of air conducted into the vessel by said metering means results in predetermined corresponding heat output by the metering means and resulting tempering of the water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.