Contaminant containment structure for ventilation systems
AssigneeEnviromatic Corporation of America, Inc.
InventorsDonald F. Pfleiderer, Leland R. Gute
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Abstract
An apparatus for the collection of contaminants from the exit vent of an air ventilation vent. The apparatus includes a trough adjacent the duct forming the exit vent. The apparatus is constructed and arranged such that no contaminants exiting the vent can pass between the apparatus and the duct. The apparatus may also include a cover placed over the trough. The cover is constructed and arranged to allow contaminants to pass between the duct forming the exit vent and the cover and into the trough.
Claims20
An apparatus for the collection of contaminants from the exit vent of an air ventilation vent, comprising:
- a trough adjacent a duct forming the exit vent;
- and
- a cover placed over said trough, said cover being constructed and arranged to allow contaminants to pass between the duct forming the exit vent and said cover and into said trough.
The apparatus according to claim 5, wherein said flange is attached to an interior surface of the duct forming the exit vent.
The apparatus according to claim 6, wherein said attachment of said flange is made such that no contaminants can pass between said flange and the interior surface forming the exit vent.
An apparatus for the collection of contaminants from the exit vent of an air ventilation vent, comprising:
- a trough adjacent and surrounding a duct forming the exit vent, said body having a flange extending into the exit vent;
- and
- a cover over said trough, said cover being constructed and arranged to allow contaminants to pass between the surface forming the exit vent and said cover and into said trough.
An apparatus for the collection of contaminants from the exit vent of an air ventilation vent, comprising:
- a trough adjacent a duct forming the exit vent said trough being constructed and arranged such that no contaminants exiting said vent can pass between said body and the vent surface.
Dependencies are inferred from the claim text.