Humidifier with structure to prevent backflow of liquid through the humidifier inlet
DC CAFCFirst Claim
1. A humidifier assembly for a CPAP apparatus, comprisinga humidifier includinga base configured to retain a body of liquid therein, at least a portion of the base being constructed of a heat conducting material,a top cover, anda seal disposed between the top cover and the base;
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5 Assignments
Litigations
1 Petition
Accused Products
Abstract
A humidifier includes a base configured to retain a body of liquid therein, a top cover, and a seal disposed between the top cover and the base. At least a portion of the base is constructed of a heat conducting material. The top cover defines both an inlet and an outlet communicated with an interior of the base. The inlet is configured to receive pressurized breathable gas and the outlet is configured to deliver the pressurized breathable gas with added humidity.
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Citations
7 Claims
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1. A humidifier assembly for a CPAP apparatus, comprising
a humidifier including a base configured to retain a body of liquid therein, at least a portion of the base being constructed of a heat conducting material, a top cover, and a seal disposed between the top cover and the base; - and
a connecting structure configured to connect between the CPAP apparatus and humidifier and allow communication of an outlet of the CPAP apparatus with the inlet of the humidifier, the connecting structure including a housing providing a base portion to support the humidifier thereon, and a retaining mechanism configured to secure the connecting structure to the CPAP apparatus, wherein the base portion includes a heating element in contact with the heat conducting material of the base of the humidifier. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification