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| Number | Title | Issue Date |
| 7341207 | Variable water flow and dilution chemical dispenser A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a stream of diluting water. The dispenser includes two valve members which control in one instance the water flow and in another instance the amount of concentrate being siphon... | 03/11/2008 |
| 7334885 | Distribution container and distribution method for liquid-discharging head A distribution container containing storage liquid is mounted in a cartridge holding section of a line head to substitute for an ink cartridge during transportation and storage of the line head. The storage liquid prevents air from flowing into the line head through... | 02/26/2008 |
| 7331944 | Ophthalmic dispenser and associated method An ophthalmic dispenser has a rigid housing defining a fluid-receiving chamber, a flexible bladder receivable within the fluid-receiving chamber, a pump coupled in fluid communication with the fluid-receiving chamber, and a nozzle having a valve defining an annular,... | 02/19/2008 |
| 7168273 | Selective dispensing apparatus A dispensing apparatus for use with a replaceable unit dose package has at least one cavity sealed by a membrane, wherein the cavity contains additive materials to be dispensed. The dispensing apparatus is configured for use, for example, in a washing machine, where... | 01/30/2007 |
| 7156991 | Liquid additive slow-release apparatus driven by a filter pressure gradient The present invention provides a filter assembly containing a filter element and a container as a depot for a liquid additive. The container can include an inlet and an outlet, which are configured to allow a liquid to flow into the container mix with the contained ... | 01/02/2007 |
| 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 |
| 7086110 | Selective dispensing of laundry additives during automatic machine laundering of fabric Disclosed are systems, methods, devices and kits for the timed dispensing of laundry additive materials into the drum during a cycle of a multiple cycle fabric laundering operation. To bring about such dispensing of additives, a housing structure device having multi... | 08/08/2006 |
| 7000806 | Fluid dispenser having a housing and flexible inner bladder A dispenser for dispensing a fluid includes a rigid vial that has a main fluid chamber containing a fluid, and a pump assembly that is in fluid communication with the main fluid chamber and is configured to dispense a predetermined quantity of fluid from the main fl... | 02/21/2006 |
| 6997350 | Apparatus for adding fertilizer to water in an underground sprinkling system and fertilizer therefor Apparatus for adding liquid fertilizer to a water line of a sprinkler system includes a mechanical injector device powered by a paddle wheel turned by water flowing through the water line. The mechanical injector device includes a plunger that moves back and forth i... | 02/14/2006 |
| 6997399 | Hydraulic powered spraying system for home gardens A spraying system for the application of fertilizer, insecticides, fungicides, etc. to plants, vegetables, small trees and lawns. The spraying system presents several improvements over the original Lacy Sprayer (see U.S. Pat. No. 5,398,852) inclusive an improved bla... | 02/14/2006 |
| 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 |
| 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 |
| 6588929 | Portable mixing and dispensing apparatus and method A portable mixing and dispensing apparatus, especially useful for spraying, including a fluid conducting, mixing and supporting framework for the hydraulic unit in the apparatus. The framework includes spaced end plates and a conduit assembly. Each end pl... | 07/08/2003 |
| 6419118 | Containers with flexible pouch and closure member Containers including a flexible pouches (12, 22, 33, 42, 52, 63, 73, 83) with a unique fitments (11, 21, 31, 41, 51, 61, 71, 81) with tapered portions (11C, 11D, 21C, 21D, 31C, 41C, 41D, 51C, 51D, 61E, 71E, 82A, 82B) are described. The containers are used... | 07/16/2002 |
| 6302148 | Coupling device There is provided a plug 2 provided with a valve hole (main flow passage) and sub flow passages 17 and a socket 1, which is provided with a valve hole (main flow passage) and sub flow passages 46, and which is able to be fitted together with the plug 2 at... | 10/16/2001 |
| 6164326 | Device for introducing encapsulated products into water A device for introducing encapsulated products into water has a container adopted to accommodate a product, and a piercing element arranged in the container so that when a capsule with a product is pushed into the container its wall is pierced by the pier... | 12/26/2000 |
| 5957153 | Oscillating dual bladder balanced pressure proportioning pump system A proportioning pumping system that injects an injection fluid into a pressurized conduit flowing with a working fluid at a constant proportion of injection fluid to working fluid regardless of changes in flow rate or pressure within the working fluid con... | 09/28/1999 |
| 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 |
| 5538027 | Pressure balancing foam valve A pressure balancing foam valve includes a body having a liquid inlet at one end and a liquid outlet at an opposite end, and having an annular passage therethrough. A first stage pressure regulating assembly is disposed within the annular passage of the v... | 07/23/1996 |
| 5435346 | Device for treating and conditioning engine coolant A device for treating and conditioning engine coolant for use with an internal combustion engine includes a housing having an inlet and outlet and a filtering media and container carrying coolant treatment material located within the housing. Coolant pass... | 07/25/1995 |
| 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 |
| 5366159 | Automatic lawn and garden feeding apparatus An automatic fertilizing apparatus which injects fertilizer directly into the waterstream of a sprinkler system. Each time the sprinkler system is activated, a predetermined amount of fertilizer is dispensed into the waterstream. The apparatus can be cont... | 11/22/1994 |
| 5353990 | Liquid additives dispenser for sprinkler systems A flow controlled dispenser adds liquid additives at a rate proportional to the flow of the liquid receiving the additives.... | 10/11/1994 |
| 5251656 | Multiple chemical feeder for swimming pools An automatic swimming pool chemical feeder designed to operate on the pressure side of the filter system and which combines two independent feeding compartments is provided. A first compartment contains, for dispensing, a solid material such as water solu... | 10/12/1993 |
| 5246168 | Liquid additives dispenser for sprinkler systems A flow controlled dispenser adds liquid additives at a rate proportional to the flow of the liquid receiving the additives.... | 09/21/1993 |
| 5213129 | Fluid mixing device A fluid mixing valve has a canister which defines a chamber divided into an upper additive subchamber and a lower carrier subchamber by a plunger and diaphragm. A pressurized carrier liquid enters the carrier subchamber through an inlet and exits the carr... | 05/25/1993 |
| 5165442 | Differential valve A fire fighting foam proportioner for use in providing precise proportioning of foam to fire fighting liquid, e.g. water, is disclosed. It includes a tank for the storage of foam concentrate which is loaded using a hand pump. The storage tank is coupled t... | 11/24/1992 |
| 5129730 | Fluid mixing device A fluid mixing valve has a canister which defines a piston chamber divided into an upper additive subchamber and a lower carrier subchamber by a piston. A pressurized carrier liquid enters the carrier subchamber through an inlet and exits the carrier subc... | 07/14/1992 |
| 5094269 | Liquid fertilizer metering system A liquid fertilizer metering apparatus 130 which includes a metering assembly 148, FIGS. 11-18, that meters through its orifice 155 the liquid material contained in a pliable bag 134 disposed in a sealed pocket 132 of the apparatus. A passageway 142 from ... | 03/10/1992 |
| 5088517 | Apparatus for admitting flowable additive to a liquid An apparatus for admitting metered quantities of a flowable additive into a liquid stream has a horizontal metering cylinder which is surrounded by a connector supporting a vessel for a supply of additive. The additive is free to flow into the cylinder wh... | 02/18/1992 |
| 5009244 | Fire fighting foam mixing system A fire fighting foam proportioner for use in providing precise proportioning of foam to fire fighting liquid, e.g. water, is disclosed. It includes a tank for the storage of foam concentrate which is loaded using a hand pump. The storage tank is coupled t... | 04/23/1991 |
| 5004158 | Fluid dispensing and mixing device A device intended primarily for use in a shower stall that is adapted to dispense a predetermined total amount of a selected additive into a water stream, with the rate of mixing of the additive and water being controlled as a function of the water pressu... | 04/02/1991 |
| 4974634 | Liquid fertilizer metering system A liquid content (fertilizer) metering apparatus comprising a sealed container having a pocket for supporting a pliable bag of liquid fertilizer which is metered into a restricted throat of a Venturi tube. Water from a relatively high-pressure line seeks ... | 12/04/1990 |
| 4971105 | Hydraulic fluid injection apparatus A hydraulic fluid injection apparatus is described that has a container that has a chamber with a first, second and return means section. There are two pistons with a seal means on each piston and the two pistons are connected by a rod. Input fluid pressu... | 11/20/1990 |
| 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 |
| 4846220 | Medicator with readily changeable orifice size The invention relates to a liquid flow control apparatus that is particularly useful for adding a small amount of a first liquid per unit volume to a flow of a second liquid. One particular application is for medicators for adding a medicant to a water su... | 07/11/1989 |
| 4736769 | Device for introducing an additive liquid into a carrier liquid flowing in a pipe A device for introducing an additive liquid into a carrier liquid, which comprises a pipe section with a venturi in which the carrier liquid is caused to flow. A first tube has an end connected to the pipe section upstream of the venturi, while a second t... | 04/12/1988 |
