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| Number | Title | Issue Date |
| 8166997 | Toilet flush water supply device A toilet flush water supply device for supplying flush water to a flush water tank of a flush toilet is disclosed. The toilet flush water supply device comprises a water supply pipe connected to an external water supply source, a water supply valve for switching bet... | 05/01/2012 |
| 6913035 | Water filler for water tank A water filler includes a water filling device, and a regulating device. The water filling device includes an inner filling tube, an outer filling tube, and an upper cover. The regulating device includes a floating barrel, a sliding barrel, a water support disk, and... | 07/05/2005 |
| 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 |
| 6837264 | Toilet fill valve with valve lock Various toilet valves and methods are described that provide for locking of the toilet filled in a closed state. In one embodiment, a toilet fill valve is provided having an actuating arm. The toilet fill valve is closed when the actuating arm is disposed in a first... | 01/04/2005 |
| 6755209 | Fill valve assembly for a flush tank The fill valve incorporates a housing (8) that has a vertical water-carrying channel (24) that leads from an inlet (49) to be fastened on the flush tank bottom (2) to a float-controlled diaphragm valve (50). The diaphragm valve ( | 06/29/2004 |
| 6712090 | Hydraulic valve A fluid tank valve assembly of the type employed for water tanks for toilets has a tank refill valve located atop a fluid inlet supply tube. The refill valve has a lever that is raised and lowered to open and close the valve. An inverted, cup-shaped hood is position... | 03/30/2004 |
| 6679287 | Level adjuster of water supply of water box A level adjuster of a water supply of a water box serves for adjusting the amount of water in a water box conveniently and easily. The level adjuster comprises a press, a supporting rod, an pressable button, a positioning seat, a pontoon, an inner water i... | 01/20/2004 |
| 6666228 | Ball cock assembly A ball cock assembly includes a water supply riser with a valve for controlling water flow into a toilet tank. The valve includes an arm extending therefrom for opening and closing the valve. A float container is provided and disposed adjacent to the rise... | 12/23/2003 |
| 6659125 | Height-adjustable tank valve A toilet tank valve having valve workings supported on a riser. The riser incorporates a serpentine ladder-like groove pattern engaged by a tooth, such that the height of the valve workings can be adjusted by a ladder-like relative movements of an inner a... | 12/09/2003 |
| 6510866 | Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank A float assembly for a ball cock assembly for a flush tank of a toilet includes an inner float component which is a buoyant element operatively connected to a shutoff valve atop a standpipe supplying water to the tank. The inner float component is dispose... | 01/28/2003 |
| 6450195 | Toilet tank fill valve with float A fill valve assembly for a toilet tank including a vertical standpipe, a pilot valve assembly located at the top end of the standpipe, and a vertically movable float which is connected to the pilot valve assembly. The pilot valve assembly opens the valve... | 09/17/2002 |
| 6227233 | Pressurized fluid apparatus Pressurized fluid apparatus including a pressurized fluid container, a pipe arranged for flow therethrough of the pressurized fluid into the container, a valve operatively connected to an end of the pipe disposed in the container, and a float attached to ... | 05/08/2001 |
| 6138709 | Overfill protection device A overfill protection device includes a first tubular member, a cylindrical piston slidably fitted within the first tubular member, a spring arranged within the first tubular member and fitted over an intermediate portion of the piston, a first and second... | 10/31/2000 |
| 6109294 | 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 (... | 08/29/2000 |
| 6102067 | Bifurcated fill valve assembly A new Bifurcated Fill Valve Assembly for permitting removal of a fill valve from a toilet tank without disturbing the seal at the toilet tank and without disconnecting the water supply line. The inventive device includes a tank fitting extended through an... | 08/15/2000 |
| 6035879 | Automatic fill valve assembly An improved automatic fill valve assembly that is readily securable in a level position for installation and that has inlets adapted to accept either a toilet tank fill valve or a float type valve inside of the housing of the fill valve assembly. One impr... | 03/14/2000 |
| 6026841 | Pressurized fluid apparatus Pressurized fluid apparatus including a pressurized fluid container, a pipe arranged for flow therethrough of the pressurized fluid into the container, a valve operatively connected to an end of the pipe disposed in the container, and a float attached to ... | 02/22/2000 |
| 5992445 | Float unit for controlling the filling level of liquid gases in vessels A float unit for controlling the filling level of liquid gases in vessels, ylinders and the like, comprises a valve body which can be associated with a cylinder and defines a fork body whereto a float member is swingably connected, the float unit further c... | 11/30/1999 |
| 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 |
| 5921272 | Floater device for checking the liquefied gas filling level of cylinders or the like A mechanical device for checking the level to which cylinders and the like are filled with liquid gases, comprising a feeder pipe anchored to the cutoff valve unit of the cylinder. At the lower end of the pipe there are provided openings which are connect... | 07/13/1999 |
| 5857483 | Plastic float valve A plastic float valve wherein the piston is provided with a number of thin ridges as bearing surfaces which contact the valve bore, an annular cup seal to seal the valve bore and a tip washer having a truncated cone portion and mounted onto a tapered post... | 01/12/1999 |
| 5775366 | Leak-preventing toilet flush valve assembly A leak preventing detent apparatus for a toilet flush valve assembly in which an inlet valve to a toilet flush tank is controlled by an inlet valve control device, and an outlet flush valve is controlled by a flush lever. The detent apparatus includes a f... | 07/07/1998 |
| 5623961 | Toilet flush tank fill valve assembly A flush tank fill valve assembly, comprises an elongated tubular riser having a threaded upper end and a threaded lower end, the riser being adapted to be mounted by the lower end in an opening in a bottom of a flush tank, and for connecting to a source o... | 04/29/1997 |
| 5598865 | Quick release toilet tank valve A quick release connector enables replacement of a toilet tank valve by one having little, if any, knowledge of repair or skills relating to plumbing. The toilet tank valve includes a quick release connector coupling the toilet tank valve to a source of w... | 02/04/1997 |
| 5464037 | Level control valve arrangement and water closet cistern There is disclosed a level control valve arrangement preferably for use in a water closet cistern for controlling the liquid level in the cistern or container. The arrangement has a liquid inlet (3) feeding an inlet chamber (1) and a movable valve member ... | 11/07/1995 |
| 5386844 | Float actuated combination air and vacuum valve A combination air and vacuum valve comprises a valve body (20) including a fluid inlet (25) and gas outlet (26), a valve poppet (8) guided to open and close said outlet (26), a float (19) and rod (18) connected operatively thereto in a vertical orientatio... | 02/07/1995 |
| 5337781 | Float operated fill valve A fill valve assembly for a toilet tank or the like includes a riser and a head portion that can be vertically adjusted without removal or disassembly of the valve in order to select a precise tank liquid level. Telescoping conduits in the riser are secur... | 08/16/1994 |
| 5287882 | Ball cock assembly float with drain openings A toilet tank ball cock is designed for use in a toilet tank having an operating lever, a flush valve controlled by the operating lever and a water supply, with the ball cock regulating the supply of water to the tank. The ball cock includes a vertical ri... | 02/22/1994 |
| 5280803 | A valve arrangement An hydraulically assisted inlet valve is disclosed having a by-pass passage (32) which is permanently open. Preferably the valve has a valve body (13) reciprocally mounted in the inlet (4) and carried by a diaphragm (23). The by-pass passage preferably ex... | 01/25/1994 |
| 5169291 | Water heater with shut-off valve A water heater (10) has a pressure-transfer module (20) interposed between an external pressurized-water circuit and the water inside the water-heater vessel (12) so that the water is at atmospheric pressure and can thus have a free upper surface. A shut-... | 12/08/1992 |
| 5072751 | Valve assembly A valve assembly includes a tubular member, a hollow case connected to an open end of the tubular member, a linkage having a first end pivotally connected to the hollow case, a float connected to a second end of the linkage, and a control valve member mov... | 12/17/1991 |
| 4812265 | Carburetor fuel inlet valve A preassembled carburetor valve of the general type shown and described in U.S. Pat. No. 3,454,036 has a floating disc-type valve without an encircling metal rim. The hollow body is provided with oppositely disposed "cathedral window" openings. The valve ... | 03/14/1989 |
| 4802503 | Control valve for flushing system A control valve which includes a main body, a stop valve, a spring-loaded control rod, a support rod and a corresponding shaft, a lid with a fixing element on it, a guide rod and a float cylinder. The float cylinder is restrained only to mover vertically ... | 02/07/1989 |
| 4796650 | Structure for a float valve assembly An improved structure for a float valve assembly, utilizing a resisting disc which can be urged against or open the water outlet of the valve to stop or open the water flowing passage by the interrelated movement of a float, a float rod, a moving member, ... | 01/10/1989 |
| 4781210 | Replacement inlet valve assembly for a toilet tank A replacement inlet valve assembly for use in a toilet tank now having an inlet valve with a water inlet on the side. This invention has a ballcock-operated inlet flush valve with a bottom inlet and a generally S-shaped inlet conduit rigidly attached to t... | 11/01/1988 |
| 4745945 | Thermal expansion relief arrangement for closed plumbing system A fill valve assembly installed in a toilet flush tank includes a pressure relief valve adapted to activate at a predetermined pressure to discharge water from a system of piping to relieve pressure due to thermal expansion of water in the piping system.... | 05/24/1988 |
| 4735230 | Overflow valve system An overflow valve system (10) comprises a tubular housing (12) having a J-shaped pipe fitting (14) mounted therein having an injection nozzle (24) at a first pipe-fitting end (26) located in a housing bore (40) of the tubular housing near the bottom there... | 04/05/1988 |
| 4730639 | Tank valve with shutter type diverter A two function tank valve according to this invention includes a vertically oriented supply tube or conduit with an upper opening. A valve seat surrounds the opening, and a valve seal is movable against it and away from it. Water level responsive means de... | 03/15/1988 |
| 4729400 | Liquid control assembly A liquid control assembly for controlling the flow of a liquid into a reservoir. A float means for shutting off the flow of liquid when the reservoir is full is provided. Also, a means for independently shutting off the flow of liquid is provided so that ... | 03/08/1988 |
| 4718449 | Float operated valve assembly with weighted body A valve assembly for placement within a water receptacle such as a trough without alteration of the receptacle. A weighted body of the valve assembly retains the assembly against displacement. A float is tethered to a valve actuating arm in a yieldable ma... | 01/12/1988 |
