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:
Dec. 28, 2021
Filed:
May. 03, 2018
Resmed Pty Ltd, Bella Vista, AU;
Alexander Virr, Gosford, AU;
Donald Darkin, Sydney, AU;
Nathan John Row, Sydney, AU;
Paul Jan Klasek, Sydney, AU;
ResMed Pty Ltd, Bella Vista, AU;
Abstract
An air delivery tube for a CPAP system includes a first end configured to connect to a flow generator of the CPAP system and a second end configured to connect to a patient interface of the CPAP system. The air delivery tube also includes a central lumen that is formed by an inner wall of the air delivery tube and is configured to convey pressurized breathable gas from the first end to the second end. In addition, a circumferential chamber surrounds the central lumen and is configured to retain a supply of water. A wick is located within the central lumen and is connected to the inner wall.