Patent · US Expired

Compact oxygen concentrator

US4342573A · kind A · utility

80Cited by
20References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 1979
Grant dateAug 3, 1982
Priority date
Expiry dateOct 12, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04B2207/702
  • 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.