BREATHING EQUIPMENT TRAINING
First Claim
1. A breathing equipment training device, the device comprising:
- a shell including a first opening and a second opening, the first opening configured to be inserted into a breathing opening in a mask to form a connection with the breathing opening of the mask, the second opening configured to be exposed to ambient air; and
a diaphragm positioned in an inner cavity of the shell about the second opening and configured to impede airflow into the shell through the second opening, the diaphragm configured to traverse along an axis between the first and second openings.
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Accused Products
Abstract
A breathing equipment training device and a method for breathing training using a breathing equipment training device. The breathing equipment training device includes a shell and a diaphragm. The shell includes a first opening and a second opening, the first opening configured to be inserted into a breathing opening in a mask to form a connection with the breathing opening of the mask, and the second opening configured to be exposed to ambient air. The diaphragm is positioned in an inner cavity of the shell about the second opening, and configured to impede airflow into the shell through the second opening and to traverse along an axis between the first and second openings.
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Citations
20 Claims
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1. A breathing equipment training device, the device comprising:
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a shell including a first opening and a second opening, the first opening configured to be inserted into a breathing opening in a mask to form a connection with the breathing opening of the mask, the second opening configured to be exposed to ambient air; and a diaphragm positioned in an inner cavity of the shell about the second opening and configured to impede airflow into the shell through the second opening, the diaphragm configured to traverse along an axis between the first and second openings. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for breathing equipment training, the method comprising:
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attaching to a mask, a breathing equipment training device that includes (i) a shell including a first opening and a second opening, the first opening configured to be inserted into a breathing opening in a mask to form a connection with the breathing opening of the mask, the second opening configured to be exposed to ambient air and (ii) a diaphragm positioned in an inner cavity of the shell about the second opening and configured to impede airflow into the shell through the second opening, the diaphragm configured to traverse along an axis between the first and second openings; and breathing through the breathing equipment training device. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A breathing equipment training device, the device comprising:
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a shell including a first set of openings and a second set of openings, the first set of openings configured to be inserted into a breathing opening in a mask to form a connection with the breathing opening of the mask, the second set of openings configured to be exposed to ambient air; and a diaphragm positioned in an inner cavity of the shell about the second set of openings and configured to impede airflow into the shell through the second set of openings, wherein the shell further includes a pin located within the inner cavity of the shell along an axis between the first and second sets of openings and positioned proximate to the second set of openings, the pin configured to hold the diaphragm in position laterally between the first and second sets of openings. - View Dependent Claims (18, 19, 20)
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Specification