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| Number | Title | Issue Date |
| 7690392 | Cartridge and valve device for mixing effluent with liquid or solid using venturi A mixing body for diverting a portion of a liquid, e.g., water flow, into a cartridge of fertilizers, fungicides, hormones, pesticides or the like to form effluent. The effluent is reintroduced to the water flow and goes to a downstream sprinkler or application syst... | 04/06/2010 |
| 7261118 | Method and vessel for the delivery of precursor materials Vessel and method for the production and delivery of a precursor-containing fluid stream comprising the gaseous phase of a precursor material are disclosed herein. In one aspect, there is provided an vessel comprising: an interior volume wherein the interior volume ... | 08/28/2007 |
| 7093606 | Liquid fertilizer injector system for lawn sprinkler systems and irrigation systems A liquid fertilizer injector system attached to a water source by a water source has an inlet line to input the water from the water source line into the liquid fertilizer injector system. The system's components include a holding tank to receive the water from the ... | 08/22/2006 |
| 6973885 | Mobile subterranean aerator and deep root stimulator A mobile treatment system for subterraneously aerating and stimulating root zones with a probe. Suitable controls enable the operator to mix liquid root stimulator solution within a storage tank, and then pump it into the ground through the probe. A motor-driven air... | 12/13/2005 |
| 6966503 | Sprinkler provided with a built-in mechanism for dispensing detergent A sprinkler includes a shunt, a water-control shaft, a switch and a detergent storage pipe, wherein the shunt is provided with axial hole vertically connected to radial notch. Both sides of this shunt are vertically equipped with diversion holes. The top ends and ba... | 11/22/2005 |
| 6966328 | Fluid diversion apparatus A fluid diversion apparatus, which has a first member and a second member, each said member having at least one fluid inlet and at least one fluid outlet, the first member comprising a fluid inlet adapted for connection to a fluid pipe, and a fluid outlet adapted fo... | 11/22/2005 |
| 6948510 | Dose system An apparatus and method for delivering both quick dispensing water treatment materials and slow dispensing water treatment materials from the same dispensing unit by dispensing the slow dispensing water treatment materials over an extended period of time and the qui... | 09/27/2005 |
| 6814095 | Dose system An apparatus and method for delivering both quick dispensing water treatment materials and slow dispensing water treatment materials from the same dispensing unit by dispensing the slow dispensing water treatment materials over an extended period of time and the qui... | 11/09/2004 |
| 6779548 | Chemical injection system and method The invention relates to a method and a system for automatically injecting chemicals into a pressurized system. ... | 08/24/2004 |
| 6701953 | Chemical mixing and metering apparatus A chemical mixing and metering apparatus is provided which can be easily incorporated into existing irrigation lines. The apparatus includes a venturi which is positioned along an irrigation supply line. The venturi is connected to a chemical supply conta... | 03/09/2004 |
| 6659117 | Method for dispensing a solution A method of using a fluid injector in fluid communication with a fluid flow line where flow is transferred from the flow line into the fluid injector and back to the fluid flow line. An inlet flow is used to pressurize the storage tank and provide a solut... | 12/09/2003 |
| 6659128 | Fluid injection with vent/proportioner ports A fluid injector made of pressure rated components that attach to a fluid flow line so that flow is transferred from the flow line, into the injection unit and back to the fluid flow line. The inlet flow is used to pressurize the storage tank and provide ... | 12/09/2003 |
| 6530094 | Dispenser and method and valve A flowable material dispensing system is disclosed which includes a container (5) for holding the flowable material, the container (5) having a downwardly directed lower outlet opening (510) which can be located within an outer container being either a ci... | 03/11/2003 |
| 6328227 | Device for producing a lubricant mist in a compressed air line Device for generating a lubricant spray in a compressed air line having an air passage channel (2) in a housing (1), a regulating valve (5), in particular a proportional valve, which can change, via a control flap (14), the free cross-section of passage b... | 12/11/2001 |
| 6314979 | Liquid injection apparatus and method for horticultural watering systems An inventive apparatus and method is disclosed for the automatic injection of a liquid additive (e.g., liquid fertilizer, liquid herbicide, liquid pesticide, liquid fungicide, a wetting agent solution or a mixture thereof) into a horticultural liquid disp... | 11/13/2001 |
| 6223762 | Device and method for superodorizing an LP-gas tank The invention is a device and method for superodorizing an LP-gas tank with a mercaptan odorant for a new LP-gas tank and other situations requiring additional odorant, thus giving the new or older LP-gas tank and its contents the "skunk scent" required f... | 05/01/2001 |
| 6145627 | Zero point position-determining mechanism for pressurized fluid-driven apparatuses A pressure fluid-driven apparatus includes a zero point position-determining mechanism, including an oil supply-adjusting knob formed with an arrow-shaped recess for indicating a zero point position, an insert member internally fitted into a hole of the o... | 11/14/2000 |
| 5913327 | Device for introducing substances into water A device for introducing substances into water, comprising a water supply element having a throughgoing passage, one end connectable with a water source and another end connectable with a water discharge element so that water passes from the water source ... | 06/22/1999 |
| 5725073 | Fluid metering device and compressed air lubricator including same An adjustable oil metering valve for a compressed air lubricator includes a lower, fixed member (20) having a central, downwardly extending oil delivery nozzle (30) and a peripherally ramped upper surface (29) in communication with the nozzle (30). Seated... | 03/10/1998 |
| 5673722 | Liquid injection device, system and method A liquid injector has a tubular body surrounding and shielding a glass tube. The body and tube are sealed at opposing ends by a valve coupler and an end fill cap, each with there own O-ring seals. There are three openings through the body to allow for vie... | 10/07/1997 |
| 5484106 | Automatic pressurized adjustable solution dispenser A pressurized solution dispenser made of pressure rated piping components so that attachment to source flow provides inlet flow into pressure rated storage tank and out of tank and back into flow line. Outlet line will have a flow control nozzle in line b... | 01/16/1996 |
| 5396914 | Detergent dispenser in a dishwashing machine A dispenser device (10) for dispensing liquid detergent concentrate or cleaning agent into a washing zone of a washing appliance during a phase of a washing cycle. The washing appliance has a water pump (6) to provide the normal functions associated with ... | 03/14/1995 |
| 5150822 | Mixing head for dispensing an actine ingredient An apparatus for dispersing an active ingredient, such as a fumigant, fertilizer or room freshener in which the active ingredient is placed in a sample cylinder and a pressurized solvent/propellent is subsequently introduced from a source. The solvent/pro... | 09/29/1992 |
| 5100542 | Dispenser of liquid agent for treating a recirculated body of water Concentrated sanitizing liquid is stored in a main reservoir coupled directly to a measured reservoir by a check valve so that it automatically refills upon being emptied by air under pressure from a positive pressure cylinder. That cylinder partially fil... | 03/31/1992 |
| 5095932 | Check valve for fluid delivery system A check valve for use in a fluid delivery system is provided to deliver precise volumes of a plurality of fluids in sequence to a treatment reservoir. The check valve is in fluid communication with a positive displacement pump and with fluid reservoir. Th... | 03/17/1992 |
| 5053206 | Chemical dispensing device A device for dispensing a chemical solution into a pipeline transporting a liquid under pressure irrespective of whether the liquid pressure varies between a maximum and a minimum or is subsantially constant. The volume of solution dispensed is varied at ... | 10/01/1991 |
| 5020689 | Metering and dispensing system The invention is concerned with a method and apparatus for dispersing an active ingredient, such as a fumigant. The active ingredient is placed in a container and a pressurized solvent/propellent is subsequently introduced. The solvent/propellent expands ... | 06/04/1991 |
| 5009246 | System to avoid icing in the discharge piping of a pressure relief valve Apparatus for deicing the discharge gas from a safety relief valve includes a high pressure probe and an injection probe extending into the flow path of the discharge gas. Inlet orifices in the high pressure probe include inlet orifices facing directly up... | 04/23/1991 |
| 5005601 | Automatic proportioning fertilizer injector At least one air tank and a tank of a solution to be injected into an irrigation system. Irrigation water is allowed to slowly fill the air tank. As the water rises in the air tank trapped air in the tank is compressed. This compressed air is allowed to p... | 04/09/1991 |
| 4966184 | System to avoid icing in the discharge piping of a pressure relief valve Apparatus for deicing the discharge gas from a safety relief valve includes a high pressure probe and an injection probe extending into the flow path of the discharge gas. Inlet orifices in the high pressure probe include inlet orifices facing directly up... | 10/30/1990 |
| 4887640 | Fluid injection system The present invention relates to a fluid injection system comprising a tubular member (12) arranged to form part of a fluid line through which, in use, fluid flows under pressure, a venturi (14) contained within the tubular member (12), first and second v... | 12/19/1989 |
| 4886212 | Spraying device having controlled additive fluid feed and a telescoping spray tube assembly A spraying device (10) includes a compound fourway rotatable control valve (30), an additive fluid control disc member (84) and a spray selector disc member (104), whereby a primary fluid, such as water, and an additive fluid, such as detergent, can be sp... | 12/12/1989 |
| 4846214 | Fluid additive injector A system which combines an additive storage vessel and mixing section containing pressure and suction taps off of a main transfer tube. This allows controlled blending of additive into a fluid stream without external energy or controls. The tank is shaped... | 07/11/1989 |
| 4760612 | Air regulated cleaner discharge device for toilets and the like An air regulated cleaner discharge device is for use in a toilet water tank, the tank having a ballcock for discharging water to fill the tank from a minimum water level to a maximum water level, a flush valve connected to a toilet bowl for flushing water... | 08/02/1988 |
| 4723967 | Valve block and container for semiconductor source reagent dispensing and/or purification A valve block leak-tightly joinable to a receptacle to form a container suitable for liquid storage/vapor dispensing, and gas purification applications. The valve block is provided with first and second valve ports with which valves may be employed to flo... | 02/09/1988 |
| 4721186 | Lubricator A lubricator includes a body having a passage for a fluid under pressure, at least one hole communicating perpendicularly to the passage, and a restriction member fitted in the hole and positionable in the passage, a case securely mounted on the body and ... | 01/26/1988 |
| 4656676 | Pressure activated cleaner discharge for toilets and the like The pressure activated cleaner discharge device is used in a standard toilet water tank, the tank having a ballcock for discharging water to fill the tank from a minimum water level to a maximum water level. The tank also includes a flush valve connected ... | 04/14/1987 |
| 4404984 | Gas-liquid mixing metering system A gas-liquid blender (30) is provided for metering a liquid into the controlled flow of gas. The blender (30) includes a gas inlet (32), an outlet (42), a variable proportioning device or mixing valve (38) between the gas inlet (32) and outlet (42), and a... | 09/20/1983 |
| 4391390 | Chemical-mixing and dispensing apparatus A chemical-mixing and dispensing apparatus for providing a volume of a chemical mixture to a dispensing location includes a suitably connected and monitored water main flow coupled to one inlet of a Tee fitting, a fixed-volume container having therein a l... | 07/05/1983 |
| 4352374 | Apparatus for diluting a concentrated solution An apparatus and method are provided for diluting a concentrated solution to be analyzed which includes a Y-coupling for combining a diluent and the concentrated solution to form a mixture. The mixture is then divided into first and second parts, such as ... | 10/05/1982 |
