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US 2015/0083137 A1Published application
Respiratory mask having a nose support extension
Assignee3M Innovative Properties Company
InventorWilliam A. Mittelstadt
Life of this patent
Estimating the term…
Abstract
A respiratory mask body having a nose region including a seal and a support extension is provided. In an exemplary embodiment, the mask body has a nose region including a support extension which extends in a direction away from the seal and is configured to contact a user's nose at a position beyond the seal.
Claims20
A respiratory mask, comprising:
- a mask body defining a breathable zone of air for a user comprising a nose region, a chin region, and first and second cheek regions;
- a seal configured to contact the face of a user, the seal defining an opening configured to receive a nose and mouth of a user;
- and
- a support extension in the nose region;
- wherein the support extension extends in a direction away from the seal, and is configured to contact a user's nose at a position beyond the seal.
2 more elements
A respiratory mask, comprising:
- a mask body defining a breathable zone of air for a user comprising a nose region, a chin region, and first and second cheek regions;
- a seal comprising an inwardly rolled edge configured to contact the face of a user and defining an opening configured to receive a nose and mouth of a user, the inwardly rolled edge defining an outer peripheral edge of the mask body in the chin region and at least a portion of the first and second cheek regions;
- and
- a support extension in the nose region;
- wherein the support extension extends in a direction away from the seal and towards the face of a user and contacts a user's nose at a position between the seal and an outer peripheral edge of the mask body, the support extension not comprising a rolled edge.
2 more elements
Dependencies are inferred from the claim text.