Matches 1 - 50 out of 115 1 2 3 >
Match Document Document Title
7373946 Vacuum tank assembly  
A vacuum tank assembly is provided for use on an RV or a boat and includes a two-piece vacuum tank. The two-piece vacuum tank includes a body and a removable top with a gasket located between the...
7207073 Vacuum assisted toilet  
A toilet is provided with a vacuum to assist in the flushing process. The vacuum is provided downstream between the toilet bowl and a waste outlet to draw the waste contents of the toilet bowl and...
6910231 Toilet system with a toilet pan  
A toilet system which can be rinsed by a rinsing device. A pipe is connected to the toilet pan and leads to a sanitation pipe. Means are provided for transporting a suction material from the toilet...
6782563 Vacuum tank construction  
A vacuum tank assembly includes a vacuum tank that has a low profile and will fit in small, and particularly low height, compartments of a boat or RV. The tank is connected to a vacuum toilet and a...
6732386 Rinse fluid valve for a vacuum toilet  
A rinse fluid valve for use in a vacuum toilet system is disclosed. The vacuum toilet system includes a waste receptacle with a rinse fluid dispenser associated therewith and a source of rinse...
6704947 Discharge valve for a vacuum toilet  
A discharge valve is disclosed for use in a vacuum toilet system having a waste receptacle defining an outlet and a sewer line placeable under partial vacuum. The discharge valve comprises a...
6681412 PTFE membrane filter for exhaust air of vacuum toilet system  
A filter arrangement for a vacuum toilet system includes a filter element arranged in a filter housing connected to a waste water tank of the vacuum toilet system. The filter element includes a...
6625822 Toilet with a modular vacuum flush system  
A toilet bowl ( 10 ), a tank ( 20 ) for the reception of a quantity of wastewater, a cut-off valve ( 12 ) between the bowl outlet and the tank inlet, a vacuum generator ( 22 ) connected to the tank...
6536055 Modular vacuum toilet with line replaceable units  
A modular vacuum toilet, and a method of servicing such a toilet, are disclosed. The toilet is used with a vacuum toilet system having a sewer line placeable under partial vacuum pressure and a...
6536054 Vacuum toilet bowl assembly having removable bowl  
A vacuum bowl assembly for use in a vacuum toilet positioned on a support surface and having a discharge valve. The vacuum bowl assembly comprises a frame having a bottom member adapted to engage...
6513174 Vacuum unit and a vacuum toilet system comprising such a unit  
A vacuum unit, particularly for a vacuum toilet system, includes first and second valves ( 4, 6 ), an ejector ( 10 ) connected to the first valve, and a piston valve ( 16 ) which is connected...
6510564 Vacuum toilet system for a vehicle  
A vacuum toilet system comprises a plurality of toilets, a collecting tank, a conduit system that connects the plurality of toilets with the collecting tank, and a vacuum generator that is...
6453481 Vacuum waste system having a vacuum control valve  
A vacuum waste system is disclosed having a receptacle for receiving waste, the receptacle having an outlet, and a collection tank in fluid communication with the receptacle outlet. A vacuum source...
6434759 Automatically operable lid for a vacuum waste receptacle  
A vacuum toilet for use with a waste pipe maintained under partial vacuum pressure. The vacuum toilet comprises a bowl having an upper surface defining an opening and a lid supported for pivotable...
6421843 Low water volume toilet  
A toilet and method for flushing using less than 1 gallon of water, comprising: a toilet body comprising a bowl, support walls, rim, and a waste outlet; a water jet macerator having a waste inlet...
6401270 Toilet apparatus  
An embodiment provides a toilet having a toilet pan 11 , an outlet pipe 78 for the contents of the pan, a closeable lid 21 on the pan forming with the pan a waste receptacle chamber, a seal ...
6397407 Vacuum toilet system with single pump  
A multi-position (e.g. three way) valve is operatively connected to a combined vacuum/holding tank for a vacuum toilet system, and to a pump capable of pumping both air and sewage. When the valve...
6393635 Galley waste disposal system and method  
A waste disposal system quietly and effectively evacuates solid, liquid, and slurry food waste from a galley sink via a vacuum action created when a normally closed flush valve momentarily opens...
6385789 Vacuum gallery waste disposal system  
A galley waste disposal system is provided for use with an existing vacuum collection system. The galley waste disposal system includes a basin for receiving galley waste and a discharge valve...
6370709 Discharge valve having a disk with a flushing aperture and an air intake aperture for a vacuum toilet  
A discharge valve is disclosed for use in a vacuum toilet system having a waste receptacle defining an outlet and a sewer line placeable under partial vacuum. The discharge valve comprises a...
6360768 Control apparatus for pneumatic evacuation and water valves, operated by vacuum pressure  
A control apparatus for pneumatic evacuation and/or water valves, operated by vacuum pressure and used for a vacuum sewerage system, particularly for pneumatically operated sanitary appliances,...
6357056 Water saving toilet system  
A toilet system having a toilet bowl including at a bottom thereof a discharge opening. The discharge opening of the bowl is connected to the intake opening of a treating chamber. A discharge pump...
6349424 Rinse fluid valve for a vacuum toilet  
A rinse fluid valve for use in a vacuum toilet system is disclosed. The vacuum toilet system includes a waste receptacle with a rinse fluid dispenser associated therewith and a source of rinse...
6349425 Valve set for a vacuum toilet  
An integrated valve set for use in a vacuum toilet system is disclosed. The vacuum toilet system includes a waste receptacle defining an outlet and having a rinse fluid nozzle, a source of rinse...
6243887 Sewer system  
A sewer system includes a disposal system under atmospheric pressure, a sanitary unit provided with a water trap, and a branch sewer pipe connecting the sanitary unit to the disposal system. A...
6240575 Evacuation system provided with a shut-off valve, and process for maintaining in operating conditions a shut-off valve in a vaccum evacuation system  
The toilet discharge system includes a valve with a body (1) and a shutter member (2), and an unblocking apparatus for the shutter member which acts to displace the shutter between the closing...
6226807 System and method for a reduced water consumption vacuum toilet  
A system and method for reducing water consumption in a vacuum toilet on an aircraft. The system and method includes a weight sensing device that is mounted to an aircraft toilet and is responsive...
6223361 Galley waste disposal system  
A waste disposal system quietly and effectively evacuates solid, liquid, and slurry food waste from a galley sink via a vacuum action created when a normally closed flush valve momentarily opens...
6223357 Vacuum toilet  
A vacuum toilet comprising a bowl with flushing nozzles, a shut-off valve and a waste pipe. Connected in the lower region of the bowl is a pipe (12) which leads from the latter upwards and...
6216285 Waste transport arrangement  
A vacuum waste system having reduced noise levels associated therewith. The vacuum waste system includes a sanitary unit for initially receiving waste. An intermediate container is connected to the...
6216284 Low odor permeable hose  
Flexible PVC hose can be used with toilet systems in vehicles, such as boats, recreational vehicles, etc, or at pumpout stations. The hose includes about 40-55% by weight PVC resin, and at least...
6128789 Method and device for operating the water flushing and the discharge valve in a toilet or the like connected to a vacuum sewer  
A method for controlling the discharge valve (3) and preferably the flushing of a toilet or the like in a vacuum sewer system is characterized in that the discharge valve opens and closes with...
6119283 Method and apparatus for evacuation of liquids  
A method and apparatus for evacuation of liquids, such as wastewater from e.g. wash basins, urinals, bath tubs or showers, whereby the liquid is collected in a sump, generates a hydrostatic...
6085366 Apparatus for supplying pressurized rinse water to a toilet  
Apparatus for pressurizing rinse fluid to a toilet is provided comprising a reservoir for receiving gravity fed rinse fluid. The reservoir is connected to a source of pressurized air through an air...
6082979 Air pump for vacuum toilet systems  
A vacuum toilet assembly including a vacuum toilet and a vacuum tank (e.g. a combined holding and vacuum tank) uses a simple air pump to remove air from the tank to create a partial vacuum. The air...
6012678 Galley vacuum waste disposal system  
A galley vacuum waste disposal system is provided to facilitate the transport of galley waste. The system includes a basin for depositing waste. The basin is connected to a drain line coupled to a...
6006373 System for collecting and disposing of aircraft galley waste  
A galley waste collection system for a passenger transport vehicle having a vacuum sewage collection system includes a basin for receiving galley waste and a normally-closed discharge valve...
5983414 Electrical control device  
A vacuum sewer toilet system comprises a toilet compartment, a toilet bowl installed in the toilet compartment, a vacuum sewer, at least one electrically operated device for initiating an emptying...
5974597 Portable and covered toilet  
A portable and covered toilet which can be easily assembled and used in a variety of remote locations that require proper waste disposal. An inexpensive flushing system maintains sanitary...
5971005 Vacuum adaptor for recreation vehicle toilet system with sliding cassette holding tank  
A conventional recreation vehicle or caravan toilet, which normally is connected by a simple slide valve to a holding tank mounted below it, can be easily converted to a vacuum toilet at a...
5960829 No drip vacuum tight connector  
A no-drip, substantially air, vacuum, and liquid tight connection is provided between a conduit and a tank, such as a combined sewage and holding tank for a boat or recreational vehicle. The...
5956780 Vacuum flush waste disposal system for railcars  
A vacuum-operated waste disposal toilet system suitable for use on commercial passenger vehicles, in particular railcars, including at least one bowl for receiving waste material and a...
5947047 Seacock interlocking  
A boat has a seacock operatively attached to the hull and movable between open and closed positions. The seacock is operatively connected to a discharge pump, which in turn is connected to a sewage...
5937888 Toilet waste collection system for campgrounds  
The unpleasant task of manually removing a sewage holding tank from a recreation vehicle at a campground, and emptying it, is avoided by operatively connecting the RV sewage system to a stationary...
5931642 Plastic combined vacuum and holding tank  
A vacuum sewage handling assembly particularly for boats and recreational vehicles or caravans has a minimum of components because the conventional vacuum and holding tanks have been combined into...
5909968 Vacuum toilet unit  
A vacuum toilet unit comprises a toilet bowl, an operating mechanism for the toilet function, and an outer shell enclosing both the toilet bowl and the operating mechanism. In normal use of the...
5873135 Air pressure driven vacuum sewer system  
A vacuum sewer system comprises a normally closed sewer valve connected between the outlet opening of a waste receiving unit to be emptied and a sewer pipe, and an ejector. The ejector is an...
5829471 Valve, particularly for vacuum drainage systems  
A valve particularly for vacuum drainage systems, comprising a valve housing (1) with an inlet (2), a through-flow part (11) and an outlet (3), and a device with an actuator for the opening and...
5813061 Air pressure driven vacuum sewer system  
A vacuum sewer system comprises a normally closed sewer valve connected between the outlet opening of a waste receiving unit to be emptied and a sewer pipe, and an ejector. The ejector is an...
5749102 In-line sewage pump  
An automatically activated pump for advancing mixed fluid waste from a toilet for disposal at an elevation above the toilet utilizes a flow sensing blade disposed within an intake conduit. The...
Matches 1 - 50 out of 115 1 2 3 >