Class 4/394 - Connected to float

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein a float is rigidly connected to the
No. of patents: 37
Last issue date: 12/14/2004

Number	Title	Issue Date
6829787	Water saving dual flush system of valving A water saving dual flush system of valving assembly for toilet water-closets of the gravity flow type. This system of valving is designed to fit existing hardware in typical water-closets and convert single flush designs to dual flush water saving systems. Comprise...	12/14/2004
6415456	Adjustable universal flapper The adjustable flapper comprises at least an adjustable flapper comprising at least a base to which is adjustably engaged a seal assembly including a seal, the seal depending from the base, and the seal assembly being movable in at least one desired direc...	07/09/2002
6397526	Rain gutter cleaner and method of using the same A gutter cleaner comprises a float portion and a stem portion. The float portion comprises a float piece that typically has a size larger than the downspout opening of a gutter in which the gutter cleaner is installed. Accordingly, the float will not flow...	06/04/2002
6336229	Water saving apparatus for water tank A water saving apparatus for water tank includes a stop valve means located above a water outlet, a linkage bar means located above the stop valve means and two chains for connecting the stop valve means with the linkage bar means. The stop valve means ha...	01/08/2002
6311342	Flush activation system A flush activation system is provided for controlling the drainage of water from a toilet flush tank during a flush. The system comprises a valve assembly; a displaceable flush lever assembly coupled to the valve assembly; at least one auxiliary assembly ...	11/06/2001
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
5794279	Water saver attachment for toilets A water saver attachment for toilets being pivotally connected to selectively cover a drain pipe within a flush tank of the toilets. The water saver attachment includes a hollow L-shaped water weight box having a horizontal section with an open top side a...	08/18/1998
5642533	Water saving toilet A water saving toilet comprising a water assembly and a bowl assembly. The tank assembly includes a water tank, a lid for the water tank and a water supply control mechanism provided in the water tank, a water trap control mechanism and a water flushing c...	07/01/1997
5524297	Two-level flush valve The Two-Level Flush Valve retrofits into standard toilet tanks replacing the flush valve and pull cord. Depressing the toilet handle through the usual first resistance lifts a non-buoyant valve (20) open. It is held open by an upper float (28) fastened on...	06/11/1996
5517701	Toilet flush control assembly and methods A gravity flush toilet system includes a fixture with a water sealed trap and a tank having an overflow tube, a flush valve and a fill valve. A control assembly includes a float assembly with a member for pushing the flush valve toward its closed position...	05/21/1996
5483706	Flush device for toilet A flush device for toilet comprises within a water tank a support arm including a check member, a restricting member and a outlet valve attached in series to an overflow tube, and an actuating assembly including a actuator arm connected with the outlet va...	01/16/1996
5428848	Flush regulator A flush regulator selectively operable in partial flush mode or a full flush mode for use with a water closet including a water storage tank having a flush drain aperture formed in the lower portion thereof and a buoyant flapper valve disposed to selectiv...	07/04/1995
5400444	Double flush toilet valve A double flush toilet valve apparatus for permitting full and partial flushes of a toilet water tank by providing a vent hole in the toilet flush valve float which can be opened by an extended additional force actuation of the toilet flush handle to permi...	03/28/1995
5333331	Flush regulator A flush regulator selectively operable in partial flush mode or a full flush mode for use with a water closet including a water storage stank having a flush drain aperture formed in the lower portion thereof and a buoyant flapper valve disposed to selecti...	08/02/1994
5237710	Flush regulator A flush regulator selectively operable in partial flush mode or a full flush mode for use with a water closet including a water storage tank having a flush drain aperture formed in the lower portion thereof and a buoyant flapper valve disposed to selectiv...	08/24/1993
5237711	Multiple flush toilet valve assembly An improved toilet flush valve for variable volume toilet flushing systems. The present improvement uses a float adjustable attached to a flapper valve by a rigid stem to vary the flush volume. The stem and flapper valve eliminate the need for a valve ite...	08/24/1993
5195189	Water saving device and method of using same A pliable hinged nonbuoyant flapper valve having a frusto conical projection for centering the valve in relation to a toilet drain, and for permitting the flapper valve to contact a toilet drain valve along a continuous line of engagement of seal the toil...	03/23/1993
5157796	Double flush toilet valve A double flush toilet valve apparatus and method for permitting full and partial flushes of a toilet water tank by providing a vent hole in the toilet flush valve float which can be opened by an extended additional force actuation of the toilet flush hand...	10/27/1992
5153948	Water saver for flush toilet A water saver unit for use with a flush toilet having a tank, a flush handle, a tank drain opening and a flapper valve support, with a flapper valve having a flapper element for mounting on the flapper valve support, and a strap for connecting the flapper...	10/13/1992
5148554	Variable flush valve for a toilet A modified flapper valve for use in a toilet tank having a flexible extension structure attached at a first end to the valve and including a second end having at least one primary attachment point and a plurality of secondary attachment points, and a floa...	09/22/1992
5023960	Toilet flapper valve control apparatus A water saver device to be connectable to the flushing mechanism of a conventional toilet. The device causes the conventional flapper valve of the discharge opening of the toilet tank to close prematurely prior to discharge of the entire contents of the t...	06/18/1991
4922556	Flushing means An improved flushing means is disclosed for use in water tanks such as are for flushing toilets. The flushing means has a water inlet with an improved two-stage valve using inlet line pressure for operating the two stages. A float is movably mounted on th...	05/08/1990
4483024	Variable flush water closet An overflow pipe in a water closet supports a valve arm which carries a valve for opening and closing an outlet in the bottom of the tank. A first float is connected to the outer end of the valve arm to maintain the valve in an open position until the wat...	11/20/1984
4467482	Float valve assembly A float valve assembly for a water closet that has perfect seating control. The float valve can only move in an up and down direction and cannot move sideways. The float valve assembly has a float member that forms a valve which cooperates with a valve se...	08/28/1984
4443898	Automatic toilet flushing device YAn improved automatic flushing device for valve actuated toilets that is capable of being housed inside the toilet's water tank, out of the user's sight. The conventional water supply valve system is not altered and the flush valve assembly is actuated t...	04/24/1984
4411029	Control device for the water tank of a flush toilet A controlling device for the water-tank of a flush toilet comprising two handles on the water-tank whereby a high or low level is optionally determined, and whose controlling elements are all fitted to the handle assemblies and are independent of a hydrau...	10/25/1983
4388736	Tank flushing means An improvement is described for a tank type toilet flushing system. A positive coupling is provided between the flushing handle and the tank emptying flushing valve including a rigid flush control rod. This permits the flush to be terminated at will and b...	06/21/1983
4305163	Toilet bowl flush system A flush valve mechanism for controlling the flushing action of water thro the water outlet of a flush cistern is provided. The mechanism comprises a water outlet valve liftable off the water outlet to effect the flushing action and a buoyant, valve-engag...	12/15/1981
4193145	Toilet flushing valve mechanism A flushing mechanism is disclosed for use in the tank of a toilet, utilizing a spool valve to accommodate various fluid pressures and to accomplish accurate control of volumetric flow. A housing is provided in the toilet tank, defining an inlet port which...	03/18/1980
4189795	Toilet flush valve An improved ball valve for toilet flush tanks for regulating the quantity of water released from a tank in a flush includes a gauged or adjustable water inlet hole at the bottom of the ball valve and an air bleed hole at the top of the ball valve. The wat...	02/26/1980
4185338	Toilet flushing apparatus A double valve construction selectively provides a full flush or a partial flush from the tank of a toilet. The apparatus, which may be utilized to modify existing toilet water closets, includes a hollow cylinder with a first valve on its lower end engage...	01/29/1980
4160294	Two-stage flush mechanism for toilets A two-stage toilet flush mechanism is provided in which operation of the usual control lever to a yieldable manually-felt detent point produces a partial flush the duration of which is controlled by the position of first float with respect to the initial ...	07/10/1979
4155128	Toilet tank flush valve assembly A toilet tank flush valve assembly including a vinyl foam valve closure element is disclosed. A guide element is attached to the bottom of the valve closure element and extends into the flush pipe when the valve closure element is seated for guiding the s...	05/22/1979
4135263	Dual flush toilet mechanism Apparatus operative to selectively discharge substantially all or only a predetermined portion of the water within the flush tank of a toilet. The apparatus includes an open ended float having selectively regulatable venting ports for controlling float we...	01/23/1979
4000526	Toilet flushing apparatus Toilet flushing apparatus for use in a toilet assembly having a drain valve seat, includes a flush valve assembly for enabling a partial flushing operation to occur for conserving the use of water. The flushing valve assembly includes a floating flapper v...	01/04/1977
3987501	Toilet flush assembly A control for the outlet of a liquid supply tank such as, for example, the water tank of a toilet, utilizes the retention or escape of air trapped above a valve float of the control to seat and unseat the valve against the outlet respectively. One embodim...	10/26/1976
3964109	Flush valve assembly A tank having an outlet conduit is provided with a valve assembly for controlling the flow of a fluid through the outlet conduit. The valve assembly includes a first valve element cooperating with a first valve seat formed by the conduit to provide a firs...	06/22/1976

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Class 4/394 - Connected to float