Back to results
US 6,615,829 B2Granted
Feeding apparatus for breathing masks that allows food and drink intake when the mask is in use
AssigneeAuergeselischaft GmbH
InventorsMichael Horn, Klaus Schmidtke
Life of this patent
Estimating the term…
Abstract
A feeding valve having a hose coupling in the form of an expansion bellows which unfolds automatically into the wearer's field of vision when the sealing cap of the feeding valve is opened, thereby enables a wearer to easily insert the straw of a food or beverage bottle even when wearing protective gloves.
Claims1
A feeding apparatus for a breathing mask that permits food and drink intake during use, having an elastic extendible and compressible expansion bellows in the form of a hose coupling, said bellows having a free unattached end extending from the opening of a feeding valve in an opened position;
- and a sealing cap forming a cavity to receive the free unattached end compressed bellows in a closed position, said cavity releasing said compressed expansion bellows from said closed position after removal of said sealing cap, to said open position thereby exposing said bellows for use in insertion of a food and drink tube.
Dependencies are inferred from the claim text.