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. 17, 2023
Filed:
Jul. 19, 2019
Applicant:
Resmed Pty Ltd, Bella Vista, AU;
Inventors:
Robert Henry Frater, Lindfield, AU;
Hamish Alexander Urquhart, Dural, AU;
Dmitri Anatolievich Doudkine, Chatswood, AU;
Barton John Kenyon, Ashfield, AU;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/42 (2006.01); F04D 29/66 (2006.01); A61M 16/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4226 (2013.01); A61M 16/0057 (2013.01); A61M 16/0066 (2013.01); A61M 16/0069 (2014.02); F04D 29/663 (2013.01); A61M 2205/3375 (2013.01); A61M 2205/42 (2013.01); Y10T 29/49243 (2015.01);
Abstract
A blower assembly including a motor, an impeller and a volute that is configured such that an inlet chamber of the volute and an outlet chamber of the volute are divided from one another by an airtight membrane and the membrane is configured to allow the transmission of pressure waves between the inlet and outlet chambers.