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| Number | Title | Issue Date |
| 7730558 | Treatment apparatus for excrement of rest room Disclosed herein is a treatment apparatus for excrement of a rest room wherein sludge is able to be separated and incinerated via a simplified process without a vacuum drying of excrement that is transferred from a storage tank, whereby continuous treatment of excre... | 06/08/2010 |
| 7127748 | Incinerating commode An improved incinerating commode for the disposal of human waste through injection of a combustible fluid into the chamber where the waste is incinerated, separation of the urine component from the fecal component of human waste, and use of the urine component mixed... | 10/31/2006 |
| 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 |
| 6910230 | Submergible public sanitary device A public sanitary device, comprising one or more walk-in positions, each having a receptacle for human excrement and/or urine, which is connected to a waste pipe for connection to a sewage system. The sanitary device has the characteristic that it is provided with m... | 06/28/2005 |
| 6763528 | Incinerating commode An improved incinerating commode for the disposal of human waste through injection of a combustible fluid into the chamber where the waste is incinerated, separation of the urine component from the fecal component of human waste, and use of the urine component mixed... | 07/20/2004 |
| 6745407 | Systems and methods for waste disposal for use in a vehicle A system for waste disposal for use in a vehicle includes a holding tank for receiving waste and a separator for receiving the waste from the holding tank with the separator being configured to separate the waste into a liquid portion and a solid portion. A macerato... | 06/08/2004 |
| 6496988 | Compact recycling electric dehydration toilet A self-contained toilet that has no water consumption and does not use chemicals. A toilet bowl cleaned by combining compressed air and liquid through jets to reduce flush volume. The flush liquid supply reclaimed through distillation. The dehydration cha... | 12/24/2002 |
| 6470501 | Automatic incinerator of human body's excrement applicable to toilet In the automatic incinerator of the human body's excrement having a given function, which is installed within a toilet stool of a restroom and in which excrement of the human body drops into an incinerating oven thereof and collected, and simultaneously, ... | 10/29/2002 |
| 6442768 | Compact recycling electric dehydration toilet A self-contained toilet that has no water consumption and does not use chemicals. A toilet bowl cleaned by combining compressed air and liquid through jets to reduce flush volume. The flush liquid supply reclaimed through distillation. The dehydration cha... | 09/03/2002 |
| 6101638 | Toilet utilizing air pressure, grinding and heat to produce a dry powder waste A self-contained toilet that does not require water for operation and does not require chemicals for operation including a toilet bowl enclosure that is cleaned by compressed air pressure and provides for human waste to be forced down into a heat and grin... | 08/15/2000 |
| 6081940 | Non-flushing toilet An excrement treating machine of a non-flushing toilet comprises a housing, a breaking and separating mechanism, a power driving unit, and a conveyer device. The housing is provided at the top thereof with a toilet seat provided with an excrement bag for ... | 07/04/2000 |
| 6052836 | Electric toilet An electric toilet comprising a cabinet or housing (10), an opening (16) in the top side of the cabinet, a lid (14) assigned to the opening (14), an upper bowl (18) arranged inside the opening, which bowl is openable downwards, a combustion chamber (32) a... | 04/25/2000 |
| 5924141 | Combustion toilet The invention relates to an incinerating toilet, having a basic structure (1) accommodating a preferably insulating block (5), which is rotatable in a horizontal plane, and provided with at least one recess (2, 2', 2") in its upper surface, this recess op... | 07/20/1999 |
| 5887290 | Waterless Toilet System A waterless toilet system includes a toilet bowl unit, the toilet bowl unit including a bowl, the bowl having a top rim and a bottom outlet, and a locating ring pivoted to the bowl and closed on the rim to hold a bag in the bowl in an opened condition for... | 03/30/1999 |
| 5832623 | Dirt drying processing equipment A dirt drying processing equipment is constructed so that hot air out of a hot-air generator is blown into dirt in a drying reservoir through a hot-air supply pipe having a pointed end opened to the bottom of the drying reservoir, vaporizing water contain... | 11/10/1998 |
| 5622617 | Garbage treating apparatus with connected moisture sensor and controller A garbage treating apparatus for highly efficient garbage treatment without loss in required energy nor requiring continuous control of the treatment is provided by constituting the apparatus for accommodating within a treating vessel a fermentative garba... | 04/22/1997 |
| 5598641 | Raw sewage disposal apparatus A raw sewage disposal apparatus for evaporating and drying raw sewage by heating. An evaporation container has a closed bottom portion and an opened upper portion for containing raw sewage thereon. A rotary holding structure holds an upper end of the evap... | 02/04/1997 |
| 5575082 | Raw sewage disposal apparatus A disposal apparatus according to a first aspect comprises an evaporation pipe communicating with a container for discharging vapor evaporated from raw sewage therein. A catalyst box accommodates a catalyst and communicates with the evaporation pipe. An e... | 11/19/1996 |
| 5564133 | Raw sewage disposal apparatus A raw sewage disposal apparatus capable of easily stirring raw sewage and cleaning a container by rotating the container per se after introducing the raw sewage into the container and heating, evaporating and drying the raw sewage. The raw sewage disposal... | 10/15/1996 |
| 5418982 | Raw sewage disposal apparatus and prefab for accommodating the same A raw sewage disposal apparatus employing a heat-resistant vessel for containing raw sewage, a plurality of stirring blades for stirring the raw sewage in the vessel, a plurality of heat-holding bodies contained in the vessel, an introduction pipe connect... | 05/30/1995 |
| 5357880 | Raw sewage disposal apparatus A raw sewage disposal apparatus for use in a temporary toilet capable of continuously drying a large amount of raw sewage. The raw sewage disposal apparatus comprising an incinerator shielded from the outside, a swing shaft rotatably horizontally supporte... | 10/25/1994 |
| 5276924 | Method and apparatus for disposing of body wastes There is provided a small apparatus for disposing of body wastes. The apparatus includes a stirring chamber which is connected to a discharge opening of a toilet bowl, and in which the body wastes and the absorbent are mixed together; and a rotary heating... | 01/11/1994 |
| 5273719 | Urine treating device A liquid evaporator includes an air-tight outer container containing liquid therein, the liquid container having support legs adjacent the bottom surface thereof; an inner container mounted on the legs for partitioning the interior space of the outer cont... | 12/28/1993 |
| 5257466 | Raw sewage disposal apparatus A raw sewage disposal apparatus, such as a portable toilet. The apparatus has a vessel with a first introduction pipe for feeding raw sewage into the vessel. The vessel is externally heated and contains heat-holding bodies and an agitator so that the sewa... | 11/02/1993 |
| 5230164 | Raw sewage disposal apparatus A raw sewage disposal apparatus, such as a portable toilet. The apparatus has a vessel with a first introduction pipe for feeding raw sewage into the vessel. The vessel is externally heated and contains heat holding bodies and an agitator so that the sewa... | 07/27/1993 |
| 5152074 | Raw sewage drying apparatus A raw sewage drying apparatus having a first air tight casing, a rotatable drive shaft unit provided in the first casing, a stirring structure fixed to the drive shaft unit and having a plurality of blades for stirring raw sewage stored in the first casin... | 10/06/1992 |
| 5149399 | Liquid evaporator A liquid evaporator includes an air-tight outer container containing liquid therein, the liquid container having support legs adjacent the bottom surface thereof; an inner container mounted on the legs for partitioning the interior space of the outer cont... | 09/22/1992 |
| 5058213 | Raw sewage drying apparatus A raw sewage drying apparatus, such as for a portable toilet. The apparatus has an outer casing with an opening in an upper portion thereof, and an outer cover for covering the opening. An inner casing made of a heat resistent material is housed in the ou... | 10/22/1991 |
| 5020321 | Exhaust powered waste processing unit The invention relates to a device for efficiently disposing of human waste material without the use of power or expendables other than waste heat and flow resulting from the normal operation of an internal combustion engine. Human waste is inserted into a... | 06/04/1991 |
| 4999930 | Raw sewage drying apparatus A raw sewage drying apparatus, such as for a portable toilet. The apparatus has an outer casing with an opening in an upper portion thereof, and an outer cover for covering the opening. An inner casing made of a heat resistent material is housed in the ou... | 03/19/1991 |
| 4999857 | Toilet sewage treatment unit This invention relates to a sewage waste disposal system for receiving liquid and solid waste, preferably human waste. The waste is heat treated to produce a form of dehydrated solid waste. The solid waste is a waste by-product of the system and may be us... | 03/19/1991 |
| 4627116 | Compost toilet apparatus A compost toilet apparatus is disclosed, in which a box-like container for reserving raw sewage is divided into a fermentative chamber and a reservoir chamber, additives such as beet moss are dumped into the raw sewage reserved in the container so that th... | 12/09/1986 |
| 4546502 | Evaporative waste disposal system This invention relates to a process for disposing of human waste wherein the liquid waste is evaporated off and the solid waste is dehydrated for easy disposal. A preseparating toilet bowl roughly separates the urinous wastes and the toilet rinse water fr... | 10/15/1985 |
| 4521304 | Apparatus for biodegrading organic waste A biological decomposition toilet automatically controls stirring of the mixture of organic waste and activating material as a function of the moisture content of the mixture. Rather than sensing mixture moisture content as a function of water vapor press... | 06/04/1985 |
| 4499614 | Organic waste bioconverter and method The bioconverter includes a collecting vessel having a plurality of stirring shafts rotatably mounted therein, each of which is driven by a separate electric motor. Adjacent shafts operate in opposite directions and stirring arms are oriented relative to ... | 02/19/1985 |
| 4364130 | Container for decomposable material such as excrement There is an emptying opening (18) at a given height on one side of the bottom (29) of the composting chamber (20) in a decomposition latrine with a rotatable stirring means (26a). In normal stirring, the means rotates for moving material away from the ope... | 12/21/1982 |
| 4359789 | Sewerless disposal system A waste disposal system is disclosed which includes apparatus for treating water which has been used for cleaning, washing and for flushing toilets and for disposing of waste products by incineration. The total output of the system to the environment is t... | 11/23/1982 |
| 4347632 | Organic material recycling method and device A biological toilet and an organic material recycling method in which human liquid and solid waste (i.e., excrement) and cellulosic material and, optionally, kitchen waste (i.e., food and paper scraps and the like kitchen garbage) are deposited into a rec... | 09/07/1982 |
| 4346002 | Waterless vacuum toilet An improved waterless toilet for aerobic biological transformation of organic waste material is disclosed. The toilet is located at a position remote from a compartment wherein waste material is aerobically transformed. The toilet is connected to the comp... | 08/24/1982 |
| 4343051 | Decomposition container, especially a decomposition latrine A decomposition latrine has a chamber (20) in which decomposable material (27) is heated with the help of a heat source (28) to a temperature in the range of 45°-80° C., the attainment of a rapid thermophilic decomposition process with simultaneous past... | 08/10/1982 |
