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| Number | Title | Issue Date |
| 7325781 | Automatic bathroom flushers with modular design A bathroom flusher includes a flusher body, a valve assembly, an electronic control system, and a flusher cover. The flusher body includes an inlet and an outlet, and is designed to accommodate the valve assembly that controls water flow between the inlet and the ou... | 02/05/2008 |
| 7188822 | Enclosures for automatic bathroom flushers A bathroom flusher includes a flusher body, a valve assembly, an electronic control system, and a flusher cover. The flusher body includes an inlet and an outlet, and is designed to accommodate the valve assembly that controls water flow between the inlet and the ou... | 03/13/2007 |
| 7082624 | Water-separating apparatus for toilet tank A water-separating apparatus for toilet tank bridges a toilet tank and a water supply includes a concentric tube, a distributing tube and a solenoid valve. The concentric tube has a large tube containing a small tube, and an inlet connecting to the water supply and ... | 08/01/2006 |
| 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 |
| 6934976 | Toilet flusher with novel valves and controls A tank-type flusher includes an intake valve, i.e., a fill valve, a diaphragm-operated flush valve, and a pressure control mechanism. The intake valve is connected to an external water source and is constructed to close water flow to a water storage tank at about a ... | 08/30/2005 |
| 6536053 | Flush control apparatus An apparatus for flushing a WC bowl, the apparatus allowing reflushing of the bowl soon after the first flushing without filling the water tank to the maximum volume determined by an electric sensor. The movement of a piston part (4) located in a chamber ... | 03/25/2003 |
| 6321395 | Timed fluid-linked flush controller By depressing a push button (42), a toilet user opens a valve (44) that permits pressure holding a flush valve (12) seated to be exhausted through a pressure-relief line (48). The pressure in the flow path by which liquid thereby leaves the outlet (46) of... | 11/27/2001 |
| 5731758 | Toilet water economizer A toilet (6) has a solenoidal valve (1) in working relationship to a water-level probe (23), an overflow probe (25) and a floor-water probe (21) to prevent leaks reliably. A signal alarm (31) also is provided to warn of any problems and where they are in ... | 03/24/1998 |
| 5652970 | Toilet water reservoir water dumping valve for sealing the reservoir's water outlet by hydraulic pressure, and controlling water volume A toilet reservoir water dumping valve for sealing the reservoir's water outlet by hydraulic pressure and for controlling the water volume to be flushed. The dumping valve is situated in the toilet reservoir at the water outlet to the toilet bowl, the dum... | 08/05/1997 |
| 5421038 | Refilling preventing system for a toilet tank A refilling preventing system for a toilet tank, to prevent refilling of the tank in case of a leak, comprising: a receptacle in the tank in which the buoyant float of the fill valve is placed; a water filling conduit to fill the receptacle after a flush ... | 06/06/1995 |
| 5230104 | Toilet water preservation devices An automatic water shut-off circuit for a flushing toilet tank having a main tank replenishment valve, a main tank flushing or base valve, and a main tank float for operably controlling the flow of water through the main valve dependent upon the level of ... | 07/27/1993 |
| 4999859 | W.C. toilets with low consumption of rinsing water This invention relates to a toilet system of the type with direct evacuation and rinsing without flushing effect nor siphon, constituted by a bowl of generally truncated form comprising at the level of its small base, in lower position, a trap controlled ... | 03/19/1991 |
| 4996726 | Accelerated rim wash for a toilet A fill valve (36) has a main valve (34) with a control chamber (44) for controlling the on and off actuation of the main valve. A tube (58) is in fluid communication with chamber (44) and extends into the water at the fill level (46) in tank (10). The flu... | 03/05/1991 |
| 4989277 | Toilet bowl flushing device A toilet bowl flushing device washes out a toilet bowl while controlling the flow rate of flushing water supplied to the toilet bowl for a maximum flushing effect. The toilet bowl flushing device includes water supply apparatus for supplying flushing wate... | 02/05/1991 |
| 4318194 | Water closet diverter valve A water closet flushing system of a type employing a float-controlled valve through which water is supplied to refill the tank after the water in the tank has been dumped into the bowl to flush the bowl. A diverter valve is interposed in the line leading ... | 03/09/1982 |
| 4230145 | Fluid control valve Disclosed herein is a pressure activated fluid control system particularly adapted for use as a flushing mechanism for toilets of the water tank type. This system includes a push button actuated control valve assembly which, in the shutoff position, urges... | 10/28/1980 |
| 4225986 | Water release mechanism A mechanism for releasing a selected volume of water from a tank has a U-shaped bracket which mounts on the interior of the tank via a bushing which passes through a hole in the wall of the tank. A rod is pivotally supported by the bushing and, in turn, s... | 10/07/1980 |
| 3994029 | Fluid control system Described herein is a pressure activated fluid control system particularly adapted for use as a flushing mechanism for toilets of the water tank type. The system includes a push-button actuated needle valve assembly which, in the shutoff position, presses... | 11/30/1976 |
