Patent · US Expired

Compact oxygen concentrator

US4302224A · kind A · utility

107Cited by
24References
94Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1979
Grant dateNov 24, 1981
Priority date
Expiry dateOct 12, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/17
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A machine for concentrating the oxygen in air for medical purposes utilizing any pressure swing adsorption (PSA) technique and comprising a combination of features to provide a light weight, reliable and compact device, especially suited for home use.

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