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US 12,616,857 B2Granted
Ventilating and filtrating face mask
AssigneeNIKE, Inc.
InventorsNick Johnson, Dallas Lund, Kyle Schepke, Chau Yui Fung
Life of this patent
Estimating the term…
Abstract
Aspects herein are directed to a washable and reusable face mask that provides effective filtration of small-sized particulate matter while providing a large surface area for gas exchange. The face mask is formed from knit materials and polyurethane materials and includes a plurality of molded pleats that extend from a right side edge to a left side edge of the face mask.
Claims13
A rigid and washable ventilating face mask comprising:
- a first laminate construction including a first polyurethane (PU) layer positioned between a first knit layer and a second knit layer, the first knit layer forming an outermost-facing surface of the rigid and washable ventilating face mask;
- a second laminate construction including a second PU layer positioned between a third knit layer and a fourth knit layer, the third knit layer adjacent to the second knit layer, at least a portion of the fourth knit layer forming an innermost-facing surface of the rigid and washable ventilating face mask;
- and
- a molded shape comprising:
- a right planar portion;
- a middle planar portion;
- a left planar portion;
- and
- a plurality of molded pleats formed from the first laminate construction and the second laminate construction, the plurality of molded pleats extending continuously from a left side edge to a right side edge of the rigid and washable ventilating face mask, wherein the plurality of molded pleats are heat-set such that the rigid and washable ventilating face mask has structural stability to prevent a collapse of a mid-region of the rigid and washable ventilating face mask against a wearer's nose and mouth when the rigid and washable ventilating face mask is in use.
6 more elements
Dependencies are inferred from the claim text.