Class / Patent application number | Description | Number of patent applications / Date published |
004347000 | Ventilated, i.e., noxious fume removal | 38 |
20090056007 | Ventilation system for a toilet - A ventilation system for a toilet includes a scented filter disposed in either the toilet tank or a housing mounted directly behind the toilet tank and which is in flow communication with a fan so that the fan can draw unpleasant and noxious odors from the toilet for filtering through the scented filter and then discharge up through a stack pipe. A motion detecting sensor is electrically interconnected with the fan for automatically actuating the fan after a predetermined timed delay following an individual's use of the toilet, or the system can include a manually operable switch for engaging the fan after use of the toilet for ventilating the toilet and externally discharging the unpleasant and noxious odors. | 03-05-2009 |
20090070924 | Multifunctional odour-free, water-saving, clog-free, environmentally friendly toilet - A toilet having improved flush capabilities, an electrical system for foul air evacuation including bacterial filtration, a storage compartment, a night-light, improved waste disposal, and optional accessories for converting the toilet into a medical work-station for ease of use by patients who may have special requirements and/or needs. | 03-19-2009 |
20100011495 | VENTILATION THROUGH SERVICE FLAP FRAMES - The invention relates to a flap unit ( | 01-21-2010 |
20100088813 | AIR SUCTION DEVICE FOR TOILET DRAINAGE CHANNEL - An air suction device for a toilet drainage channel, capable of good and silent toilet flushing. The air suction device ( | 04-15-2010 |
20120227170 | VENTING ATTACHMENT FOR USE WITH A TOILET - A venting attachment for a toilet comprises a main body shaped similar to a toilet seat. The main body has a bottom, an inner wall and outer wall, which together define a channel, a frontal portion at a front end and frangible break line formations. The inner wall has a plurality of apertures defined therein in fluid communication with the channel. The outer wall has at least one vacuum port which is in fluid communication with the channel. The break line formations enable the frontal portion to be severed from a major rear portion of the main body. The attachment with or without the frontal portion can be mounted on the underside of the toilet seat. The frontal portion can be severed from the major rear portion when the toilet seat is open at its front end. | 09-13-2012 |
20120227171 | Magical Toilet Seat - Disclosed is a “magical” toilet seat that draws air from inside a toilet bowl into an air box for filtration and disinfection. The toilet seat operably possesses orifices on its underside that are in fluid communication with the air box when the seat is in a down position. | 09-13-2012 |
20120260414 | TOILET STOOL WITH APPARATUS FOR ELIMINATING OFFENSIVE ODOR - Disclosed is a chamber pot having an apparatus for exhausting bad smell which makes it possible to effectively remove bad smell in such a way that a bad smell rising from the interior of a chamber pot is sucked by way of a fluid spray hole during defecation and is exhausted by way of a fluid discharge passage, thus effectively eliminating bad smell. | 10-18-2012 |
20130042399 | Apparatus and method for toilet odor reduction and energy generating gas vapor control - Apparatus and method for reducing odor from a toilet bowl having an air cushion bladder seat with an orifice for passing air out of and into the bladder as a person sits down and rises from the air cushion bladder seat which is coupled to operate a switching valve. The switching valve has a first tube that connects the area above the water in the bowl to a second tube coupled to a gas/vapor moving means and disconnects a third tube that connects the toilet trap from the second tube as a person sits down on the air cushion bladder seat. The gas/vapor moving means is coupled to the second tube which to feed the gas/vapor to a fuel/air mixer of a combustion chamber for burning the gas/vapor with the fuel. | 02-21-2013 |
20130160197 | AIR VENTILATION DEVICE - 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. | 06-27-2013 |
20130191984 | Toilet bowl odorous air control - This invention pertains to all residential and commercial flush toilets with or without water tank storage systems. An external exhaust system, which is activated by user, maintains constant suction in the bowl. A strategically sized and placed exhaust port is the only modification to the toilet bowl necessary to realize the previously stated objectives. This invention uses engineering hydraulic properties of water and air to achieve the toilet flushing and the removal of odorous air as it is created by human waste in the bowl. There are no electrical or mechanical devices added to the present art of the bowl construction, except the attic electric fan. | 08-01-2013 |
20140230136 | Overflow Vent Scoop for Flush Valve - A vent cover is described herein which may be used with various flush valve assemblies, particularly those acceptable for high efficiency and high performance toilets, which vent cover has a wall that includes an upper portion, a lower portion configured to define a vent cover inlet opening for receiving air and/or liquid passing upwardly from within a valve body and/or from within a toilet through a toilet inlet when the vent cover is installed on a valve body, an exterior surface, and an interior surface defining a vent cover passage for air passing upwardly from the vent cover inlet opening. At least the upper portion of the vent cover wall is configured for contacting an interior surface of a valve body at a location above an inlet of an overflow or venting tube on a valve body when the vent cover is installed on a valve body and wherein the valve cover wall is configured to at least partially divert flow of fluid from entering an inlet of an overflow tube or a venting tube on a valve body when the vent cover is installed on a valve body. | 08-21-2014 |
20150361649 | Improved dual control mode-type deodorising and water drainage valve - The invention relates to an improved dual control mode-type deodorising and water drainage valve. The water drainage valve includes a linear control water drainage mechanism and a hydraulic water drainage mechanism controlled by a micro-immersible pump. The linear control water drainage mechanism includes a piston with the piston being partitioned into an upper and lower chamber by a central partition plate; the upper chamber is a piston control chamber for controlling the resetting of the piston, and the linear control water drainage mechanism controls the upward action of the piston; and the lower chamber is a water drainage fluid chamber for creating water pressure on the piston. More than one through hole is provided in the central partition plate to communicate with the upper and lower chambers partitioned by the central partition plate. | 12-17-2015 |
004348000 | Bowl | 26 |
20090158515 | Odor removal and air freshener system - A portable and adjustable reeled wire dispenser having a base platform with first and second side walls extending upwardly from the base platform and a plurality of adjustable rotatable members for accommodating various reel sizes to assist an individual in the installation of electric, cable wire or other material. | 06-25-2009 |
20100058525 | TOILETS | 03-11-2010 |
20100077543 | EXHAUSTIBLE TOILET AND ODOR REMOVAL SYSTEM - The present invention provides an exhaustible toilet and odor removal system with integrated components. | 04-01-2010 |
20100257667 | Ventilated Toilet - A ventilated toilet includes a toilet bowl having flush holes disposed around a rim of the toilet bowl for discharging water into the toilet bowl, a holding tank for containing a volume of water sufficient to cause the toilet to flush when the volume of water is discharged into the toilet bowl, a flush and refill mechanism for flushing and then refilling the toilet, the flush mechanism controlling a flush valve that covers a drain in a bottom of the holding tank. The toilet also includes a water feed conduit connecting the drain to the holes around the rim of the bowl. A motion-sensitive switch is connected to a movable portion of the flush and refill mechanism for controlling an air ventilation fan that draws malodorous air from the toilet bowl through the flush holes and conduit and then through an air outlet in the toilet bowl. | 10-14-2010 |
20100257668 | ODOURLESS TOILET - During use of a traditional toilet off odours and air borne bacteria may enter the immediate atmosphere. A toilet ( | 10-14-2010 |
20100257669 | Ventilated Toilet - A ventilated toilet includes a toilet bowl having flush holes disposed around a rim of the toilet bowl for discharging water into the toilet bowl, a holding tank for containing a volume of water sufficient to cause the toilet to flush when the volume of water is discharged into the toilet bowl, a flush and refill mechanism for flushing and then refilling the toilet, the flush mechanism controlling a flush valve that covers a drain in a bottom of the holding tank. The toilet also includes a water feed conduit connecting the drain to the holes around the rim of the bowl. A motion-sensitive switch is connected to a movable portion of the flush and refill mechanism for controlling an air ventilation fan that draws malodorous air from the toilet bowl through the flush holes and conduit and then through an air outlet in the toilet bowl. | 10-14-2010 |
20110047689 | Odor eliminating system for a toilet - An odor evacuation system for use in connection with a toilet having a toilet bowl with a rim has an inlet assembly configured for detachable mounting on the rim of the toilet bowl. A nozzle of the inlet assembly has an opening for admitting air from the toilet bowl, the nozzle being configured to fit into a gap between the rim of the toilet bowl and a toilet seat. An outlet assembly is fluidly connected to the inlet assembly. The outlet assembly has an outlet opening, a suction fan positioned upstream from the outlet opening and a filter member mounted upstream of the suction fan for scrubbing air admitted through the inlet assembly of objectionable odors. A flexible conduit is mounted between the inlet assembly and an outlet assembly for directing air from the inlet assembly to the outlet assembly. | 03-03-2011 |
20110078849 | Vented toilet - A vented toilet system for use in a residential or commercial building. The vented toilet system comprises a toilet bowl and a vent cavity arranged adjacent to a top surface of the bowl. The system also comprises a water cavity arranged adjacent to and directly below the vent cavity. The system comprises a seat arranged on a top surface of the bowl and a toilet tank connected to the bowl. The system also comprises a wireless motion detection unit arranged adjacent to the toilet bowl, such that the operation of the vacuum pump is automatic. The wireless motion sensor may allow the vacuum pump to turn on immediately and remain on during duration of use of the toilet by the user. The vented toilet system also comprises a pipe or tube connected to the vent cavity, the pipe passes through either an existing wall or other structure to a vacuum pump and then to the outside of the structure in which the toilet is located. | 04-07-2011 |
20110088156 | Odourless toilet - An odourless toilet is provided. The toilet comprises a flush tank comprising a wet chamber, which comprises a flush assembly and a flush outlet. The toilet further comprises a ventilator inlet and a ventilator. The toilet also optionally comprises a toilet bowl, which comprises a basin and a basin access. In one aspect, the toilet comprises a diverter positioned between the flush tank and toilet bowl registering with the basin access. The diverter comprises a flush passage, which couples the flush outlet to a wet inlet of the basin access. The diverter also comprises an exhaust passage, which couples the ventilator inlet to a dry outlet of the basin access. A toilet assembly is also provided in which a fluid transfer passage passes between a basin portion and a storage portion including a wet chamber. A ventilator is operable to withdraw waste air through a waste air passage via the fluid transfer passage and an overflow passage. The overflow passage includes a trunk portion, a first branch portion and a second branch portion. The overflow passage operates to seal the second branch portion for waste air to pass from the basin portion to the ventilator through the trunk and the first branch portion. | 04-21-2011 |
20110252553 | Ventilated toilet - Ventilated systems for toilets include extractor fan and pipe adopted for easy connection, to draw odour air from the toilet bowl. Ventilator draws odour directly from toilet bowl to air intake duck trough a pipe and outside the room. Could be connected to a soil pipe. Ventilator has build in a aperture so odour air can not go back—could go only in one direction. | 10-20-2011 |
20120054950 | Self-ventilating toilet - A standard fitting toilet commode made with a hardly-noticeable integrated elongated vertical auxiliary chamber located below and behind the seat. The chamber is with a plugged external top opening at the toilet bowl's rear rim behind the seat, and another internal upper side opening connecting with the commode's drain above and downstream of the water siphon. For optional conversion into a self-ventilating toilet, a compact electric fan unit is retrofitted behind the toilet seat and secured thereto at the seat anchor holes. A single intake nozzle sucks toilet bowl gases from under the rear of toilet seat, through the electric fan, and out into the auxiliary chamber's external opening through an exhaust pipe which converts the chamber into a bottle water trap. A built-in detection sensor, an electronic control unit, and a solenoid valve manage the electric fan's operation and the bottle water trap's replenishment with water. | 03-08-2012 |
20120255110 | VENTILATION SYSTEM FOR TOILET BOWL - A toilet seat ventilation system which includes a toilet bowl and a toilet seat pivotally secured to the toilet bowl. A ventilation device is interposed between the toilet bowl and the toilet seat with a built in vent. A tubing system connected to the vent is able to vent air directly into the outside or through a filter inside the room, avoiding any unpleasant odors remaining in the lavatory. | 10-11-2012 |
20130086736 | TOILET VENTILATION DEVICE - The toilet ventilation device is used for drawing air from inside a toilet bowl of a toilet having a toilet tank and having an overflow pipe located inside the toilet tank. The device includes an adaptor fitting over an opened top end of the over-flow pipe. The adaptor forms a first bottom- opened chamber and a second bottom-opened chamber that are in fluid communication with one another through a restricted flow passage. At least one among the first and the second chamber is configured and disposed to surround the top end of the overflow pipe and creates an oversized hood extending substantially parallel to an outer wall surface of the overflow pipe. The open bottom of the first and of the second chamber is located below a filled water level. The device also includes an air conduit network extending between the outlet of the adaptor to outside the toilet. | 04-11-2013 |
20140165279 | TOILET VENTILATION SYSTEMS - Provided are toilet ventilation systems. A toilet ventilation system may use an air conduit to facilitate removal of air from a toilet bowl into a toilet tank via an overflow tube. The air conduit may connect the toilet tank and a ventilation fan. The toilet ventilation system may include a ventilation valve coupled to the air conduit and configured to open into a room environment. The ventilation valve may be coupled to a flush handle via a ventilation valve connector. Engaging the flush handle may open the ventilation valve into the room environment. The toilet ventilation system may also include a drainage connector configured to couple the flush handle to the overflow tube that may be connected to the toilet bowl via a drainage tube. | 06-19-2014 |
20150013056 | WATER-SAVING TOILET - The present invention concerns technology relating to a sit-down toilet wherein the toilet is flushed using a dramatically reduced amount of flushing water, and relates to a water-saving sit-down toilet wherein the pressure of flushing water discharged from a cistern into the toilet is raised and a straight discharge pipe is used such that the toilet is flushed clean using a small amount of water, and, at the same time, excreta is smoothly discharged as the direct discharge tube is opened and closed automatically by means of the water pressure and a permanent magnet and an electromagnet, and an appropriate amount of residual water is supplied to the toilet bowl such that odors are blocked from rising from a foul-water port into the toilet, and an odor removing unit sucks in odors emanating from the excreta and discharges same through the foul-water port such that the user can use the sit-down toilet without feeling any embarrassment. According to one embodiment of the present invention, the invention essentially consists of: a cistern which is provided with a discharge valve for opening and closing a drainage port, and is provided with a water-supply lever and a water-supply valve for opening and closing a water-supply pipe, and which is also provided with a button for operating the discharge valve; a pressure tube which is inserted into the cistern and holds flushing water and which is provided linked by a rope to the water-supply lever of the water-supply valve; a main toilet body which is formed so as to have a drainage path and a water path for discharging the flushing water via the drainage port of the cistern, and which is formed so as to have a plurality of drainage holes around the bottom end and have a discharge port below the rear end of the drainage path; a straight discharge pipe which is provided joined to the discharge port of the main toilet body and is provided with an opening and closing port which is automatically opened and closed by means of the pressure of the flushing water and a permanent magnet, and discharges flushing water and excreta from the main toilet body; a discharge box for discharging the excreta through the foul water port, which box is provided to the rear of the straight discharge pipe, and is provided with an electromagnet on a side surface on one side on the inside and of which the lower part is joined to the foul-water port; and an odor removing unit which is provided with a suction pipe linked to the main toilet body and discharge box, and sucks in odor emanating from the excreta and eliminates same by discharging same through the discharge box. | 01-15-2015 |
20150107009 | Odour Extraction Device for a Toilet and an Associated Collar | 04-23-2015 |
20160145846 | TOILET SYSTEM FOR A LAVATORY OF A VEHICLE, LAVATORY OF A VEHICLE, AND AIRCRAFT WITH SUCH A LAVATORY - A toilet system for a lavatory of a vehicle comprises a toilet bowl, a cladding assembly for cladding the toilet bowl, forming a hollow space between the toilet bowl and cladding assembly, and a ventilation device with at least one suction line for extracting air. The cladding assembly extends from an exterior side of the toilet bowl over an edge of the toilet bowl, and thereby partially encases the edge. At least one of the at least one suction lines is fluidically connected with the hollow space. | 05-26-2016 |
004349000 | Unitary with flush supply to bowl | 2 |
20120311775 | Part of toilet bowl for removing foul odor of excrement - A toilet odor removing device is provided a valve including a spring biased plunger and a water chamber disposed around the plunger; an odor rejection and overflow assembly mounted downstream of the valve and communicating therewith; and a blower mounted downstream of the odor rejection and overflow assembly and communicating therewith. In response to an activation of the blower and sucking odor into the plunger, the plunger slides to increase a volume of the water chamber with the odor being prevented from passing through the odor rejection and overflow assembly. | 12-13-2012 |
20150354189 | SANITARY TOILET - Disclosed is an improved sanitary toilet bowl capable of protecting a human body against bacteria and giving a comfortable environment to a toilet by sucking and removing bad smell and bacteria. The sanitary toilet bowl includes a valve unit mounted to open or close a top of the overflow tube according to a water level in the water tank, an air suction tube installed to communicate with the overflow tube through the valve unit, a circulating pump installed in water of the water tank and having a circulating water suction tube and a circulating water discharge tube respectively provided at both ends thereof to suck the water stored in the water tank and discharge the sucked water for circulation, and a Venturi tube installed on the circulating water suction tube or the circulating water discharge tube and connected to the air suction tube perpendicularly to generate an Venturi effect. | 12-10-2015 |
004350000 | Unitary with discharge from bowl | 2 |
20140310866 | Venting Through a Toilet - I wish to introduce a toilet venting system that vents through the toilet's bowl and not the toilet's seat. Using the bowl's channels in the toilet that the water uses when the toilet is flushed we can let these channels serve as venting channels. The vented air is pulled through the bowl and forced back down into the toilet's drain system. The vent fan can be installed in the wall behind the toilet and is attached to the toilet by two flexible hoses one for the intake air and the other for the exhaust air. The vent is turned on by applying presser on the toilet seat and is turned off by flushing the toilet. | 10-23-2014 |
004351000 | Trap or siphon | 1 |
20140090160 | Odor Removing Toilet - The odor removing toilet fixture has fully integrated exhaust ventilation for removing odors from the toilet bowl and surrounding areas while maintaining the same fit, form, and function of non-ventilated toilet fixtures for easy retrofit in homes and buildings. The fixture also incorporates two valves for controlling both water and airflow during operation. | 04-03-2014 |
004352000 | Annular ventilator | 5 |
20130247290 | VENTILATED TOILET - The present disclosure further provides a toilet for exhausting odorous air therefrom, comprising a bowl, a trap, a housing, a self-contained ventilation system, a water tank, and a water supply line. The bowl has a rim therearound wherein the bowl communicates with the rim. The main trap is contained in the bowl wherein the trap is for communicating the contents in the bowl with a drain conduit so as to provide a passageway from the bowl to a drain stack. The ventilation system includes an exhaust blower having a blower inlet and a blower outlet. The blower inlet is in communication with air space between the contents in the bowl and the rim. The blower outlet is in communication with the drain conduit downstream from the trap. The exhaust blower including a cut-off switch for deactivating the exhaust blower during a flush. | 09-26-2013 |
20130276220 | ODOR ELIMINATING APPARATUS FOR TOILETS AND THE LIKE - An odor eliminating apparatus for eliminating odorous compounds from a toilet bowl includes a housing with an extension disposed inside the bowl above the headspace of the water. A fan establishes an air flow through the housing to exhaust gases from the bowl. A filter eliminates the odorous compounds and optionally refreshes the air. The apparatus may be portable so that it can be installed onto and removed from the bowl as desired. | 10-24-2013 |
20140338114 | Toilet with an Odor Eliminating Function - An odor eliminating toilet with an air passage and enclosed ventilating fan is disclosed. Odors are removed from the toilet bowl during use by an air passage connecting the toilet bowl with the sewer outflow. The air passage contains a ventilating fan for removing said odors. | 11-20-2014 |
20150052673 | TOILET SEAT EXHAUST SYSTEM - The toilet has a water tank, a base and a seat operatively coupled to the base. The seat includes a perforated tunnel extending along the circumference of an inner edge of the seat. The tunnel includes a channel, a wall surrounding the channel, and a set of apertures extending through the full thickness of the wall. The toilet also includes a connector channel connected to the channel of the tunnel. | 02-26-2015 |
20160186420 | INTERNALLY VENTED TOILET WITH DEDICATED EXHAUST SYSTEM - This invention pertains to an internally exhausted toilet bowl which employs basic principles of fluid flow to provide reliable, more efficient, and more effective removal of noxious toilet odors while reducing energy consumption when compared to current art. This is accomplished during all conditions of normal operation. In case of toilet overflow or condensate buildup, the impact on the vent exhaust path from these upset conditions can be resolved easily, and normal operation can be restored without damage to any components. Additionally, this invention includes maintenance features that would provide means for back flushing the annulus vent line and orifices if clogging ever were to occur. | 06-30-2016 |