Class 4/329 - Low profile tank and bowl

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein the tank extends only a small distance
No. of patents: 25
Last issue date: 04/25/2006

Number	Title	Issue Date
7032255	Waste holding tank for a mobile toilet system and mobile toilet system A waste holding tank for a mobile sanitary toilet system includes a base section, a bowl section supported by the base section and a waste holding tank. The tank includes a housing defining a tank interior and a tank exterior. A vent opening is located at a first lo...	04/25/2006
6195810	Flushing device for disposing of human waste with improved drainage properties A flushing device for disposing of human waste includes a bowl. A trap section, disposed in a draining path extending from the bowl, has a rear end that pivots between upper and lower positions. A case main body communicates with an external drain pipe an...	03/06/2001
5906011	Dual foot pedal-operated flush toilet A flush toilet for a recreational vehicle has a flush mechanism including a pair of foot pedals, one for opening the bowl outlet closure of the toilet, and the other for opening the flush water valve. Depression of the first foot pedal also depresses the ...	05/25/1999
5608923	Pump operated plumbing fixture A toilet has a pump to deliver selected quantities of water from a reservoir to a toilet bowl so as to effect a water savings. In one aspect, both the motor and pump are positioned in the reservoir to deliver water to both the rim and bowl portions. In an...	03/11/1997
5579542	Toilet with water saving, vacuum-assisted flushing apparatus and associated methods A tank type toilet has a water saving, vacuum-assisted flushing system that incorporates a diverter valve disposed in the tank portion of the toilet. During the flushing of the toilet, pressurized water is discharged from a ballcock valve assembly in the ...	12/03/1996
5513395	Toilet with magnetic check valve A toilet having a seat section that includes a bowl with a bottom discharge opening. The toilet also includes a source of flush water for rinsing the bowl and removing waste through the discharge opening into a waste storage tank. A pump provides the flus...	05/07/1996
5315719	Water closet flushing apparatus A water closet flushing apparatus provided with a pressure detector mounted along a water supply pipe, an opening and closing apparatus to open and close a water supply passage provided along the water supply pipe and a control apparatus that uses the pre...	05/31/1994
5305475	Pump operated plumbing fixture A toilet has a pump to deliver selected quantities of water from a reservoir to a toilet bowl so as to effect a water savings. In one aspect, both the motor and pump are positioned in the reservoir to deliver water to both the rim and bowl portions. In an...	04/26/1994
5231706	Sanitary fixtures A sanitary fixture constructed from at least inner (1) and outer (45, 50, 61) shell sections formed from any suitable material such as a plastics material. The inner shell (1) has an upwardly facing concave basin portion (1A) and is supported on a cradle ...	08/03/1993
5204999	Flush water supply system for toilet stool A flush water supply system comprising a passageway valve mounted in a pipeline for supplying flush water to a toilet stool, and a control circuit for controlling the closing and opening of the passageway valve. A constant flow valve is mounted in the pip...	04/27/1993
5170515	Water closet A water closet having a trap drainage exit in a wall above a floor, in which at the time of flushing, a vent space is partitioned in a wall-like manner by water falling from a weir. A rise in the water level of a sump portion of the trap results, and air ...	12/15/1992
5133089	Water closet flushing apparatus In a water closet flushing apparatus of the type in which the flushing water from a flushing water supply source is fed through different flushing water feed lines to a bowl portion and a trap discharge passage defined adjacent to the bottom portion of th...	07/28/1992
5109550	Flush water supply system for toilet stool A flush water supply system comprising a passageway valve mounted in a pipeline for supplying flush water to a toilet stool, and a control circuit for controlling the closing and opening of the passageway valve. A constant flow valve is mounted in the pip...	05/05/1992
5054133	Low water consumption toilet fixture A low consumption toilet fixture (10) has a bowl (20), a tank (16) having a central exit (43), a waterway passage extending from the tank to the bowl (20) and an angled trap (22) that has a bottom well (24). The downstream end (34) of the trap (22), inlet...	10/08/1991
5010602	Toilet with pulsed flow of flush water A portable toilet having a battery operated flushing assembly that is powered by batteries carried in the toilet. The batteries provide for a "pulsed" flushing action of the flush water and this is achieved by the use of an axial flow pump which is operab...	04/30/1991
4926508	Portable toilet with battery operated flush assembly A portable toilet having a battery operated flushing assembly that is powered by batteries carried in the toilet. The batteries provide for a "pulsed" flushing action of the flush water and this is achieved by the use of an axial flow pump which is operab...	05/22/1990
4835797	Low profile siphonic flush closet A low profile siphonic flush closet comprises a bowl having a hollow rim in communication with a flushing water tank. The hollow space within the rim holds additional flushing water, and makes it possible to reduce the tank size and thus the overall size ...	06/06/1989
4536901	Insulating liner for a water closet tank An insulating liner for a water closet tank that has a restricted top opening is disclosed. In one embodiment, the liner is generally rectangular in horizontal cross section so as to define two opposed sets of liner side walls, and one set of the liner si...	08/27/1985
4433446	Flush valve attachment system A flush valve connectable to a wall of a toilet tank is disclosed. In one embodiment, there is a non-circular outlet formed in the bottom wall of the tank. There is also a resilient seal bearing against an upper surface of the bottom wall, the seal surrou...	02/28/1984
4176413	Unitary, integral plastic tank and rim for a toilet, and method for making same An integral, unitary plastic tank and rim flush for a toilet are disclosed, along with the apparatus and method of manufacture. The tank includes a bottom wall and sidewalls, one of which is integral with an essentially tubular water passageway. The rim i...	12/04/1979
4174546	Construction for a water closet A water closet, comprising a floor, a movable stool disposed above the floor and mounted for vertical displacement above the floor and a drive apparatus connected to the stool for moving the stool to a selected height above the floor. The drive apparatus ...	11/20/1979
4162548	Water closets A water closet shell comprising a basin component formed in one piece of molded plastics material and a cistern component likewise formed and when assembled defines a water closet unit having a flushing rim section. The flushing rim section is defined by ...	07/31/1979
4145772	Plastic toilet An essentially all-plastic toilet includes a plastic bowl, trap, waterway, tank and rim flush retained within an outer plastic housing. Polyurethane foam fills the space between the outer housing and the internal components to provide a rigid and strong, ...	03/27/1979
4130907	Squat-type water closet A squat-type water closet self-supporting in environment of installation, especially in a poured or pre-cast slab-type floor, without need of boxing, is provided by a bowl casting having a horizontal cast flange for anchored support on a rough slab or oth...	12/26/1978
3939501	Toilet A self-contained portable toilet that has a bowl which is mounted on a support bucket or holding tank. The bowl has an outlet port for discharging the contents of the bowl into the bucket, and a closure means for the outlet port is provided which comprise...	02/24/1976

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Class 4/329 - Low profile tank and bowl