PORTABLE BREATHING DEVICE
First Claim
Patent Images
1. A breathing device which comprises:
- a base unit;
a head unit detachably attached to the base unit;
a conduit in the head unit through which a user can breathe; and
a valve mounted in the conduit arranged to interrupt the flow of air down the conduit.
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Accused Products
Abstract
A pulsed breathing device has a base unit containing a motor and control circuit and a detachable head unit containing a valve, driven by the motor, which can interrupt the flow of air being breathed.
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Citations
31 Claims
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1. A breathing device which comprises:
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a base unit; a head unit detachably attached to the base unit; a conduit in the head unit through which a user can breathe; and a valve mounted in the conduit arranged to interrupt the flow of air down the conduit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
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Specification