Patent ID: 9320923
Filing Date: 2016-04-26
CPC Classification: A41D,A61M,A62B

Claim Text:
1. A face mask, comprising: a generally cup shaped mask body comprising an interior surface, an opening having a peripheral edge shaped to generally follow a contour of a human face extending around at least the nasal and oral areas, a recess shaped to receive oral and nasal features of a human face, and an exterior surface opposite the interior surface, the peripheral edge having a plurality of fenestrations formed to connect both internal and external sides of the mask body; a first semi-pliable or metal strip on the exterior surface of the peripheral edge; a second semi-pliable or metal strip on the interior surface of the peripheral edge; a heat-activated thermoplastic member coupled to the peripheral edge, the heat-activated thermoplastic member extending over and through the plurality of fenestrations connecting both internal and external sides of the peripheral edge, thereby coupling the thermoplastic member to the mask body, and the heat-activated thermoplastic member extending around at least a portion of the peripheral edge and extending over the first semi-pliable or metal strip, over the second semi-pliable or metal strip and onto the exterior and interior surfaces of the mask body, respectively; valves comprising at least one exhalation valve disposed on the mask body and having a first orifice that allows exhaled air to pass from an interior gas space to an exterior gas space during an exhalation, and at least one inhalation valve disposed on the mask body and having a second orifice that allows inhaled air to pass from an exterior gas space to an interior gas space during an inhalation, wherein said valves each comprise a filter element; and at least one retention member attached to said mask body.