Nasal mask interface assembly
AssigneeFisher & Paykel Healthcare Limited
InventorsCraig Robert Prentice, Bernard Tsz Lun Ip, Richard John Boyes, Thomas Mark Richardson, Gareth Thomas McDermott
Life of this patent
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Abstract
An interface assembly comprises a nasal mask that includes a seal having a rolling portion. The rolling portion of the seal rolls over a portion of a clip that secures the seal to a frame. The frame has a ball and socket connection to a connector. The connector comprises an elbow having integrally formed exhaust holes and a swivel.
Claims21
A seal member for an interface assembly, the seal member comprising a face contacting surface, the face contacting surface comprising an edge that at least partially defines an opening, the face contacting surface also comprising a first cheek surface and a second cheek surface, the first cheek surface comprising a first thickened portion and the second cheek surface comprising a second thickened portion.
6-27. (canceled)
29-34. (canceled)
Dependencies are inferred from the claim text.