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| Number | Title | Issue Date |
| 8185976 | Flush valve mechanism A flush valve is provided for flushing a toilet bowl. The flush valve includes a center tube having a lug, a flush activation device configured to initially raise the center tube, at least one latching mechanism configured to control movement of the center tube, and... | 05/29/2012 |
| 8117687 | Diverter valve with minimum bias forces A diverter valve including: an inlet port coupled to a refill tube; a first outlet port; a bowl refill tube coupled to the outlet port with its second end adjacent to a toilet tank overflow tube; a second outlet port; a central flow passageway providing a path of fl... | 02/21/2012 |
| 8087105 | Stool flush control device The present invention discloses a stool flush control device, which comprises a main pipe, an independent casing pipe, an indirect connecting pipe, a lock ring and a valve assembly. The main pipe includes flow passage, inclined kerf and screw-thread section. The cas... | 01/03/2012 |
| 7958576 | Decorative toilet for the physically challenged A toilet is designed and constructed to accommodate the physically challenged persons. The toilet has a wider sitting area to accommodate person of various sizes. The toilet also includes a pair of handles for assisting a person in getting on and off the toilet. The... | 06/14/2011 |
| 7937782 | Water saving device for a toilet A water saving device for a flush toilet comprising a flapper valve limit structure which yieldably limits the upward movement of a toilet tank flapper valve after it has been moved upwardly from its lower closed position towards its upper position thereby reducing ... | 05/10/2011 |
| 7353547 | Discharge valve for a flushing cistern The discharge valve for a flushing cistern (1) has a main valve (V) with a main valve body (3) which forms a piston above which a relief chamber (4) is arranged. By means of a first auxiliary valve (HV1), the relief chamber (4) can... | 04/08/2008 |
| 7305721 | Toilet bowl device An object of the present invention is to enable provision of a toilet device in which a user can select a necessary toilet wash mode whenever necessary. According to the present invention, in a toilet device which comprises: water supply means for supplying water to... | 12/11/2007 |
| 7281279 | Drain valve A drain valve, which is assembled on a rotating element of a water tank, is adapted to cooperate with a handle and a link element of the water tank for controlling opening or stopping a drain hole of the water tank. The drain valve includes a fixing base, a cover ab... | 10/16/2007 |
| 7219375 | Toilet flushing arrangement A flushing arrangement (30) including an opened topped housing (32) surrounding the flush valve (12). An opening (40) is provided in a lower part of the housing (32) with a selectively openable gate (44). The arrangement ( | 05/22/2007 |
| 7165577 | Cleaning valve drive unit A cleaning valve drive unit constituted to be able to supply water to a toilet by manual rotational operation of a main shaft in which the main shaft is constituted to be able to pull out from a cleaning operation position to a draining operation position. Whereas a... | 01/23/2007 |
| 7146992 | Dishwasher pump and filtration system A dishwasher includes a pump assembly which functions to chop all fluid entrained soil prior to directing fluid to upper and lower wash anms. A flow conduit leading to the upper wash arm is provided with a sampling port which directs a percentage of the fluid flow i... | 12/12/2006 |
| 7120944 | Gripe mechanism of a reservoir tank for a toilet bowl A gripe mechanism of a reservoir tank for a toilet bowl is assembled to a through hole defined in the reservoir tank. The gripe mechanism includes a bolt extending through the through hole of the reservoir tank, a position limit member locating at an inner side of t... | 10/17/2006 |
| 7047574 | System and method for automatically varying a volume of a liquid held by a toilet receptacle A toilet system comprises a liquid receptacle and a control element. The control element configured to automatically control an amount of liquid input to the liquid receptacle for each of a plurality of flushes of the liquid receptacle such that an amount of the liq... | 05/23/2006 |
| 7032256 | Tank toilet with autoflusher An arrangement for flushing a toilet of the type that comprises a toilet bowl and a toilet tank. In one embodiment, the arrangement comprises a handle assembly comprising a manually actuatable handle that provides a flush signal to the flush valve flapper lifting as... | 04/25/2006 |
| 7032257 | Flush tank having electromagnetic controler A flush tank includes an outlet pipe attached to a receptacle for discharging water, a float disposed close to the outlet pipe to selectively block the outlet pipe, and to control an outward flowing of the water through the outlet pipe. A magnetically forcing device... | 04/25/2006 |
| 7028347 | Digital electronic volume/flow control sensor toilet A digital electronic volume/flow control sensor toilet includes a bowl, a water storage tank interconnected with the bowl, and a digital electronic volume/flow control sensor flushing mechanism. The flushing mechanism has components including a volume sensor, a shut... | 04/18/2006 |
| 6962163 | Dual-float snap-action flush valve A liquid level control apparatus for a flush tank includes a valve mechanism communicating with a fill tube and operable between open and closed conditions, two floats, at least one of which is coupled to the valve mechanism for closing it when the at least one floa... | 11/08/2005 |
| 6910232 | Toilet tank valve A toilet tank flushing system including a ballcock valve for maintaining a storage level of water in the tank, a tank valve to release stored water on demand, and a linkage system which requires a reduced physical effort to initiate flushing. A hollow, open-ended cl... | 06/28/2005 |
| 6901610 | High performance valve assembly for toilets A flush valve assembly includes a valve body with a first cylindrical tube member and a flush cover member that is coaxially and slidably mounted with respect to the valve body so as to create a valve opening therebetween when the flush cover member is removed from ... | 06/07/2005 |
| 6848469 | Adjustable valve for a toilet The present invention relates to an adjustable valve for a toilet in which the valve remains in a lower setting unless it is activated by the user to a higher setting and automatically returns to the lower setting after flushing the toilet. The amount of water used ... | 02/01/2005 |
| 6823889 | Toilet fill valve with adjustable bowl fill flow A toilet fill valve and methods are provided. In one embodiment, the toilet fill valve includes a water inlet and a first water outlet configured to supply water to a toilet tank. The toilet fill valve further includes a bowl fill valve having a bowl fill valve inle... | 11/30/2004 |
| 6775859 | Dual flush toilet A dual flush toilet includes a handle pivotally mounted to a tank. A water outlet fluidly coupled to the tank has an upper edge defining a primary opening. An overflow tube is fluidly coupled to the water outlet. The overflow tube has a break therein such that a fir... | 08/17/2004 |
| 6728975 | High performance flush valve assembly A flush valve assembly for a water tank of a water closet which includes a first valve member which can be secured to the water tank and has a base sleeve position including a radiused inlet to thereby increase the discharge coefficient of the valve opening. A secon... | 05/04/2004 |
| 6675397 | Reduces the amount of water flow in toilets An apparatus for use within toilet tanks is disclosed. The apparatus would be a modified flush system in which a user would be allowed to flush one of two different flush levers attached to the toilet after use. Each of the flush levers would allow a diff... | 01/13/2004 |
| 6651266 | Flushing method of toilet, toilet used for carrying out said method and components thereof A toilet flushing method causes high-pressure flush water, provided by a flow pipe, to spray along the baffle in the bottom of the trap of a toilet bowl and causes the flush water used for washing the toilet bowl to spray into the toilet bowl. The high-pr... | 11/25/2003 |
| 6643855 | Device for controlling the discharging amount of the flush water from a toilet tank A device for controlling the discharging amount of the flush water from toilet tank includes a U-shaped member secured to a lateral wall in the tank and close on two lateral sides by a pair of U-shaped plates, a large rotor, an eccentric wheel and a small... | 11/11/2003 |
| 6640351 | Toilet flushing apparatus In combination, a cistern and flushing apparatus, the cistern having an outlet (7), and the apparatus comprising a valve (3, 5) for closing the outlet, the valve having a seat (5) and a sealing member (3) movable onto and off the seat, an actuating float ... | 11/04/2003 |
| 6584622 | Method and device for timer-controlled flushing of water toilets Methods and apparatus for flushing a toilet are disclosed, the method including actuating a flushing initiator to open a reservoir discharge valve, closing the reservoir discharge valve after a predetermined period of time, and determining that predetermi... | 07/01/2003 |
| 6581216 | Commode shutoff device A commode shutoff device having a diverter housing, diverter valve within diverter housing, diverter arm, a means for actuating the diverter arm, support bracket, and an alternate water line is disclosed. Water is redirected from the overflow water line t... | 06/24/2003 |
| 6510563 | Flush valve adapter for converting a single flush valve system to a dual flush valve system An adapter for attachment to an existing single flush valve system to convert the single valve system to a dual flush valve system comprises a pair of tubular sections vertically offset from one another and connected by a hollow, enclosed channel. The upp... | 01/28/2003 |
| 6385788 | Water diverter/saver for toilet tanks An adjustable diverter device situated in a water tank regulates the water level in the tank. The water enters the device at one end and a flow exits through a first vent into the tank. A second vent is located at the opposite end with an adjustment valve... | 05/14/2002 |
| 6263520 | Water discharging system for toilet Controlling a volume of water contained in the toilet's water tank by manipulating short or long a drawing line connected to an operating lever, includes an operating part having an operating member connected with the line and either operated short by pre... | 07/24/2001 |
| 6178567 | Multi-flush system and method The flush system for a toilet provides a discharge pipe upstanding within a flush tank of the toilet. The pipe has a bottom with a bottom opening through which water from the flush tank travels to the toilet bowl of the toilet. The bottom is connected to ... | 01/30/2001 |
| 6173456 | Double-cistern water-conserving sanitary water tank A double-cistern water conservation sanitary water tank comprises two tanks: an external oval tank (9) for evacuating solid waste and an internal round tank (8) for flushing liquid waste mounted within and at a level above a bottom wall of the external ov... | 01/16/2001 |
| 6081938 | Dual-flush valve A flush valve is adapted to be mounted in the tank of a toilet and includes a selector assembly and a flush valve. The selector assembly is accessible from outside the toilet and provides for initiation of the flushing operation and an alternative choice ... | 07/04/2000 |
| 6041452 | Water-saving toilet A toilet water tank is provided with a water discharging seat which is in turn provided in the top thereof with an upright tube, a high water discharging port and a low water discharging port. The high and the low water discharging ports are movably cover... | 03/28/2000 |
| 6032303 | Toilet overflow prevention system A toilet bowl overflow prevention device is provided including a rigid interconnect member having a top end adapted for being pivotally connected to a knob assembly of a toilet assembly. The interconnect member is adapted for forcing a flush valve of the ... | 03/07/2000 |
| 5996135 | Water-saving structure of toilet bowl A water-saving structure of toilet bowl, includes a tube member, a pull knob, a stopper body, a pull cord, a handle and a valve body disposed at a bottom of a water tank of the toilet bowl. When pulling the pull knob, the stopper body is stopped by the tu... | 12/07/1999 |
| 5950666 | Leak-preventing toilet flush valve assembly A leak preventing detent apparatus for a toilet flush valve assembly in which an inlet valve (13) to a toilet flush tank (11) is controlled by an inlet valve control device (14, 14a, 16, 17), and an outlet flush valve (21) is controlled by a flush lever (... | 09/14/1999 |
| 5926861 | Discharge valve An improved discharge valve comprises an upper housing, an upwardly movable main valve assembly within the housing and forming with the upper part thereof a variable volume upper chamber, a restricted passage between the upper chamber and the exterior the... | 07/27/1999 |
