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:
Feb. 05, 2019
Filed:
Sep. 04, 2012
Applicant:
Bradley Stewart Koeppel, Smyrna, GA (US);
Inventor:
Bradley Stewart Koeppel, Smyrna, GA (US);
Assignee:
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 16/20 (2006.01); A61M 16/00 (2006.01); C01B 13/02 (2006.01); B01D 53/04 (2006.01); A61M 16/06 (2006.01); A61M 16/10 (2006.01);
U.S. Cl.
CPC ...
A61M 16/20 (2013.01); A61M 16/0057 (2013.01); A61M 16/0063 (2014.02); A61M 16/0677 (2014.02); A61M 16/101 (2014.02); B01D 53/0446 (2013.01); C01B 13/0259 (2013.01); A61M 16/107 (2014.02); A61M 2016/0021 (2013.01); A61M 2016/0039 (2013.01); A61M 2016/1025 (2013.01); A61M 2205/42 (2013.01); B01D 2256/12 (2013.01); B01D 2259/402 (2013.01); B01D 2259/4533 (2013.01);
Abstract
An oxygen concentrator an inlet opening configured to receive air. The concentrator also includes a compressor configured to pressurize the air received through the inlet opening. An inlet opening restrictor is configured to dynamically change a characteristic of the inlet opening responsive to increased or decreased demand for the pressurized air. The concentrator further includes a sieve bed configured to separate the pressurized air into a concentrated gas component for delivery to a subject.