主权项 |
1. A breathing mask for wearing on top of a shooter's nose and mouth on the shooter's face while the shooter is shooting a rifle having a gun stock, the filter mask comprising:
a. A flexible housing having a nose portion and opposite left and right cheek portions, the nose portion and left and right cheek portions being dimensioned to fit over the user's nose and mouth, the flexible housing having a peripheral edge circumscribing the nose portion and left and right cheek portions; b. A one way exhaust valve formed on the flexible housing; c. A one way intake port formed on one of the left and right cheek portions, the intake port being removably coupleable to an air filter element; d. The nose portion and the left and right portions being dimensioned such that the peripheral edge snuggly contacts the shooter's face along an entire length of the peripheral edge when the breathing mask is worn by the shooter, and e. A concave recesses formed the left and right cheek portion opposite the cheek portion having the intake port, the concave recesses dimensioned to receive the gun stock to permit said cheek portion to rest against the gun stock while the breathing mask is worn on the shooter's face without dislodging the breathing mask from the shooter's face. |