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| Number | Title | Issue Date |
| 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 out of the toilet bowl to the waste outlet under pressure. A controll... | 04/24/2007 |
| 7171701 | Pressure-flushing device The pressure-flushing device comprises a pressure vessel (2), which, for receiving flushing water, has a pressure chamber (D). The pressure chamber (D) can be filled with flushing water by means of an inlet valve (7). The pressure chamber (D) consists ... | 02/06/2007 |
| 7137156 | Portable Lavatory A portable lavatory, which is easily loaded into a freight box of a truck and is maintained in a stable loaded state in the freight box during transportation, is disclosed. In the portable lavatory (10), the capacities of both a fresh water tank (20) a... | 11/21/2006 |
| 7010816 | Pressure assisted dual flush operating system A pressure assisted dual flush operating system includes a vessel for receiving, containing and discharging pressurized water and an outlet for discharge of water from said vessel. An anti-siphon valve includes an air inlet for introducing water into said vessel and... | 03/14/2006 |
| 6934976 | Toilet flusher with novel valves and controls A tank-type flusher includes an intake valve, i.e., a fill valve, a diaphragm-operated flush valve, and a pressure control mechanism. The intake valve is connected to an external water source and is constructed to close water flow to a water storage tank at about a ... | 08/30/2005 |
| 6916456 | Pressure relief device for medical instrument reprocessor A pressure regulating device for regulating the pressure exerted on a medical instrument in a reprocessor for microbially deactivating the medical instruments. ... | 07/12/2005 |
| 6907623 | Pressurized water closet flush system A pressurized water closet flushing system for flushing a toilet includes a water vessel having at least one opening for receiving water. A fill tube and a discharge tube extending into the vessel are secured to the vessel. A modular assembly cap including an intake... | 06/21/2005 |
| 6584622 | Method and device for timer-controlled flushing of water toilets Methods and apparatus for flushing a toilet are disclosed, the method including actuating a flushing initiator to open a reservoir discharge valve, closing the reservoir discharge valve after a predetermined period of time, and determining that predetermi... | 07/01/2003 |
| 6467101 | Toilet flushing and cleaning device A toilet flushing and cleaning device includes a reservoir with a cylinder and a mixing tube disposed therein. The cylinder communicates with a water source. A plunger is slidably disposed in the cylinder. A plurality of spray nozzles communicate with the... | 10/22/2002 |
| 6457187 | Pressurized water closet flushing system A pressurized flushing system for discharging liquid into a toilet bowl. The mechanism comprises a sealed container for storing a pre-determined volume of the liquid under pressure having an inlet for connection to a liquid supply source under pressure an... | 10/01/2002 |
| 6279176 | Low water toilet A low volume high-pressure toilet. When the user sits on the toilet seat, a hydraulic piston pressurizes the water tank, which optimally holds 1.7 liters of water. Water is released at high pressure through the toilet interior rim and a lower waterjet, fo... | 08/28/2001 |
| 5970527 | Pressurized water closet flushing system A pressurized water closet operating system comprises a water vessel, an external manifold mounted directly on said vessel, and an internally mounted flush valve assembly. The manifold comprises a water pressure regulator, an air induction system, and a m... | 10/26/1999 |
| 5596772 | Toilet flushing system with multi-diaphragm storage container having three fluid receiving chambers A toilet flushing system includes a fresh water feed, a fluid storage container connected to the fresh water feed, and a supply line coupled to the storage container and a toilet. The fluid storage container has a container casing and first and second sep... | 01/28/1997 |
| 5553333 | Pressurized water closet flushing system An apparatus for flushing a water closet bowl includes a pressurizable reservoir, within which is formed a primary and a secondary pressure zone. Formed at the bottom of the reservoir is an exit aperture through which the pressurized fluid is discharged i... | 09/10/1996 |
| 5406652 | Toilet water source A water source (12, FIG. 1) is provided for mounting on a toilet housing (32) rearward of the toilet bowl (18), which has a small rearward-to-forward depth (D) and low height (H), and which enables close control of the flow of water and any vacuum to the ... | 04/18/1995 |
| 5363513 | Pressurized flushing toilet A pressurizable flushing toilet includes a pressurizable water container having a movable stopper closing a water discharge outlet in the container. A controller energizes a solenoid to move the stopper between an outlet closing position and an outlet ope... | 11/15/1994 |
| 5361426 | Hydraulically controlled pressurized water closet flushing system A pressurized water closet operating system comprises an accumulator vessel having a flush valve assembly mounted internally thereof both of which are connected at all times to a source of water under pressure. A remote control valve hydraulically conditi... | 11/08/1994 |
| 4707868 | Toilet flushing apparatus A diaphragm valve for a toilet flushing mechanism, and a hydraulic flushing assembly using the valve, control water mains pressure for the pressure flushing of toilets with small quantities of water. Water mains pressure is used to retain a flexible diaph... | 11/24/1987 |
| 4641392 | Multipurpose cleaning and transportation system The invention relates to a multipurpose cleaning and transportation system. The system comprises a vacuum generating device and a liquid collecting container (10) which by a main pipe system (15) is connected to normally closed sockets (24). Dust cleaning... | 02/10/1987 |
| 4304015 | Pneumatic actuating device for a toilet flush valve A pneumatic actuating device for a toilet flush valve, comprising a cap emplaced on the flush valve housing and having an integral hemispherical bell member extending laterally therefrom, the bell member containing a resilient membrane. A manual pusher pr... | 12/08/1981 |
| 4275471 | Hydraulically operated flush valve for toilet flush tanks and similar devices This invention comprises an improved hydraulically operated flush valve for toilet flush tanks and similar devices. Its main components are a cylinder and piston assembly positioned with its longitudinal axis directly above and vertically aligned with the... | 06/30/1981 |
| 4170048 | Toilet installation A toilet installation is disclosed which is especially suited for pleasure boats. A discharge tank is disposed under a toilet fixture and connected with it through an inlet orifice. A flexible obturating member comprising a flexible flap member and a down... | 10/09/1979 |
| 3996628 | Water closets A water closet, in particular a water closet which is connected to a discharge vacuum conduit, comprises a container which is divided into a first and second compartment by means of a movable wall, the compartments being each connected by means of a condu... | 12/14/1976 |
