Flange valve
OwnerMichael Anthony Long, Jonatan Cvetkoinventors
Life of this patent
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Abstract
A flange valve to deter entry of rodents and pests, insertable on existing devices, comprising a unidirectional swinging door attached on an inner wall of a frame, the door and the inner wall of the frame having a clearance between them of a dimension not allowing entry of rodents and pests. The design of the frame is catered to the desire of the user and may be a laterally protruding ring having a central circular opening and openings along the edges for the insertion of bolts or screws; a laterally protruding ring on one peripheral edge of an open cylindrical body; a cap having a flat top with a central circular opening and openings for the insertion of bolts and screws; a conduit; or a wax free toilet bowl gasket, a toilet flange or a wax ring used in the installation of toilet bowls.
Claims9
A flange valve to deter entry of rodents and pests, insertable on existing devices, comprising a unidirectional, spring biased, swinging door attached on an inner wall of a cylindrical body having an inner central circular opening and a bottom lip, the door and the inner wall having a clearance between them of a dimension not allowing entry of rodents and pests, wherein said door includes a centrally located hole dimensioned to allow for the draining of a small amount of water or waste, and wherein the cylindrical body has a laterally protruding ring on a peripheral edge thereof, having openings on the protruding ring for the introduction of bolts or screws, wherein the door having a bottom surface that is recessed inwardly from the bottom lip of the cylindrical body to prevent pests from hooking or grabbing the door.
Dependencies are inferred from the claim text.