The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2008
Filed:
Feb. 09, 2005
Theodore W. Jagger, White Bear Lake, MN (US);
Nicholas P. Van Brunt, White Bear Lake, MN (US);
John A. Kivisto, Oak Grove, MN (US);
Perry B. Lonnes, White Bear Lake, MN (US);
Theodore W. Jagger, White Bear Lake, MN (US);
Nicholas P. Van Brunt, White Bear Lake, MN (US);
John A. Kivisto, Oak Grove, MN (US);
Perry B. Lonnes, White Bear Lake, MN (US);
Vbox Incorporated, White Bear Lake, MN (US);
Abstract
An oxygen concentrator comprises a vacuum swing adsorption (VSA) gas separation system which includes a cartridge containing a mass of adsorbent material for producing oxygen, a drive which activates the gas separation system, and a power source comprising a mass. A ratio of the mass of the power source to a flow rate of oxygen produced by the oxygen concentrator is between 0.047 and 0.29 kg/LPM·hr.