Patent · US Expired

Ultrasonic nebulizer

US4961885A · kind A · utility

51Cited by
6References
20Claims
0Family size

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Inventors

Key dates

Filing dateNov 24, 1989
Grant dateOct 9, 1990
Priority date
Expiry dateNov 24, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S261/48
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An ultrasonic nebulizer includes a supply container for the liquid to be nebulized, and an electrolytic cell having electrodes for generating a gas according to the amount of electricity conducted through the electrodes. The generated gas is effective to control the pressure in, or volume of, the supply container, and thereby the feed of the liquid therefrom to the ultrasonic nebulizer nozzle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.