US2013160197A1PendingUtilityA1

Air ventilation device

Individually held — no corporate assignee on recordPriority: May 19, 2008Filed: May 14, 2012Published: Jun 27, 2013
Est. expiryMay 19, 2028(~1.8 yrs left)· nominal 20-yr term from priority
E03D 9/052E03D 7/00F24F 2221/18F24F 7/065
40
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Claims

Abstract

An air ventilation apparatus for controlling foul odors around a toilet, the apparatus including a plurality of ducts disposed about the toilet for receiving air and a motorized means coupled to the ducts for directing foul air and airborne feces through said ducts. One duct carries water and solids into a sewage drain while air flow rises naturally and/or is pulled into an elongated vent by a motorized device (e.g., fan). The elongated vent runs substantially parallel to the duct and includes an opening in communication with the duct. A spring-based flapper valve prevents gases, water and/or solids from backing up into the toilet from duct.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A toilet comprising:
 a first duct for directing water and solids to a sewer line;   an elongated vent in communication with said first duct, said elongated vent positioned for directing air into a second duct;   said second duct containing a motorized device for exhausting air from said toilet.   
     
     
         2 . The apparatus of  claim 1 , wherein said motorized device is selected from the group consisting of: a fan, blower or suction device. 
     
     
         3 . The apparatus of  claim 1 , further comprising one or more filters integrated within said second duct or elongated vent. 
     
     
         4 . A toilet comprising:
 a first duct for directing water and solids to a sewer line;   an elongated vent running substantially parallel to said first duct, said elongated vent having an opening in communication with said first duct, said elongated vent extending into a second duct for directing air to a second duct; and   said second duct containing a motorized device for exhausting air from said toilet.   
     
     
         5 . The apparatus of  claim 4 , wherein said motorized device is selected from the group consisting of: a fan, blower or suction device. 
     
     
         6 . The apparatus of  claim 4 , further comprising one or more filters integrated within said second duct or elongated vent. 
     
     
         7 . A toilet comprising:
 a first duct for directing water and solids to a sewer line;   an elongated vent running substantially parallel to said first duct, said elongated vent having an opening in communication with said first duct, said elongated vent extending into a second duct for directing air to a second duct;   said second duct containing a motorized device for exhausting air from said toilet; and   a spring-biased flapper valve positioned within said first duct and configured to prevent water and solids to back up into said first duct.   
     
     
         8 . The apparatus of  claim 7 , wherein said motorized device is selected from the group consisting of: a fan, blower or suction device. 
     
     
         9 . The apparatus of  claim 7 , further comprising one or more filters integrated within said second duct or elongated vent.

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