Patent ID: 11878094
Assignee: RESMED PTY LTD
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 23:
24. The humidifier tub of claim 15, further comprising an outlet passage extending into the chamber from the air outlet opening,
wherein the first and second directions are orthogonal to each other,
wherein the second portion of the guidance structure extends downward from an upper surface of the lid,
wherein the first portion of the guidance structure is in the form of a laterally extending air flow passage that extends from the air inlet opening into the chamber,
wherein the second portion of the guidance structure comprises a curved wall,
wherein the guidance structure extends from an upper surface of the lid,
wherein the first portion of the guidance structure is integrally formed with an upper surface of the lid so that an upper surface of the first portion of the guidance structure forms part of the lid, and
wherein the air outlet opening is not below the air inlet opening.