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| Number | Title | Issue Date |
| 8181889 | Pop-up sprinkler The invention relates to irrigation by means of sprinklers for agriculture, lawns, golf courses and other applications. More particularly, the invention provides a sprinkler arranged to distribute water evenly over a field area of almost any shape. Preferably the in... | 05/22/2012 |
| 8083158 | Pop-up sprinkler A sprinkler comprising a housing fitted with an inlet port connectable to a water supply line and extending into an inlet chamber, a hollow stem member with an inlet end thereof being in flow communication with said inlet chamber and an outlet end thereof being in f... | 12/27/2011 |
| 8079531 | Pop-up sprinkler A sprinkler comprising a housing fitted with an inlet port connectable to a water supply line and extending into an inlet chamber, a hollow stem member with an inlet end thereof being in flow communication with said inlet chamber and an outlet end thereof being in f... | 12/20/2011 |
| 7971804 | Channeled shaft check valve assemblies A channeled shaft check valve assembly includes a conduit with an internal valve seat with a central opening. An actuating member is contained inside the conduit between an outlet fixture and the valve seat. A valve member mounted within the sleeve includes a disc o... | 07/05/2011 |
| 7748646 | Gear driven sprinkler with top turbine A sprinkler comprises a nozzle, a turbine and a gear train reduction. The gear train reduction has an output stage that is coupled to the nozzle. The turbine is located between the nozzle and the gear train reduction and is coupled to an input stage of the gear trai... | 07/06/2010 |
| 7686235 | Check valve assembly for controlling the flow of pressurized fluids A check valve assembly has a valve seat for positioning in a passageway between a water supply and an outlet device such as a sprinkler head or a pipe section. A disc valve is located on the water supply side of the valve seat, and a separate actuator is movably mou... | 03/30/2010 |
| 7500620 | Telescoping pop-up sprinkler The telescoping pop-up sprinkler includes a telescoping piston assembly that allows the piston assembly of the pop-up to extend upwards at a greater height than the length of the pop-up sprinkler body. The telescoping pop-up sprinkler has a main body with a piston a... | 03/10/2009 |
| RE40562 | Retractable telescoping fire sprinkler A retracting telescoping automatic fire sprinkler is disclosed. In a dry system, the sprinkler extends to its operating position under system pressure that is applied in response to a preaction signal. When system pressure is removed, as in after a test is completed... | 11/04/2008 |
| 7404525 | Nozzle base clutch A rotary sprinkler having a rotatable nozzle assembly for watering an arc of ground traversed or swept by the nozzle assembly as the nozzle assembly rotates is disclosed. Oscillating rotation is achieved via a drive train that includes a trip spring that is drivable... | 07/29/2008 |
| 7389942 | Pop-up bubbler assembly for dispensing fluid A pop-up bubbler assembly for drinking fountains or other appliances that includes a head with a dispensing spout that rises upward out of a housing to dispense an arc of clean water when activated. The bubbler head then drops back down into the housing after water ... | 06/24/2008 |
| 7360718 | Sprinkler housing with side inlet The invention is directed to a sprinkler body having a side inlet and improved strength and durability. The side inlet is reinforced with additional structure at a cylindrical wall defining the side inlet. The structure may include a reinforcement rib located within... | 04/22/2008 |
| 7337715 | Juice extractor including pressure-actuated nozzle and associated methods A juice extractor may include a juice extraction assembly, and at least one pressure-actuated spray nozzle having an inlet to be connected to a controllable fluid pressure source and a spray outlet directed toward the juice extraction assembly and moving between a r... | 03/04/2008 |
| 7328655 | Juice extractor with drive and return cams for extractor cup movement A juice extractor includes at least one pair of extractor cups being relatively moveable for compressing fruit therebetween. A drive mechanism engages at least one of the extractor cups and includes a drive cam that drives the extractor cup into engagement with the ... | 02/12/2008 |
| 7322533 | Rotary stream sprinkler with adjustable deflector ring A sprinkler includes a riser having an inlet end and an outlet end. A nozzle is rotatably supported at the outlet end of the riser and has a plurality of circumferentially spaced, radially extending stream forming slots. An orifice member is removably mounted adjace... | 01/29/2008 |
| 7318556 | Water line safety valve A safety valve for a lawn sprinkler system having at least one subterranean flow line and at least one head for spraying irrigation water. The valve includes a tubular member connected between the flow line and the head. The tubular member has an axial passage there... | 01/15/2008 |
| 7305920 | Juice extractor with orifice tube beam drive extending into side panels A juice extractor includes an extractor frame, at least one inner side panel that divides the interior into a product material area and a drive mechanism cavity. An orifice beam includes an end extending through a beam opening in the inner side panel. An orifice tub... | 12/11/2007 |
| 7305918 | Juice extractor with counterweight operatively engaged with camshaft A juice extractor includes an extractor frame and extractor cups relatively moveable for compressing fruit therebetween. A camshaft is mounted for rotation within the extractor frame. A drive cam is mounted on the camshaft and operatively engages an extractor cup fo... | 12/11/2007 |
| 7305919 | Juice extractor with juice manifold having side outlet for juice A juice extractor includes extractor cups relatively moveable within a product material area that compress fruit therebetween. A strainer tube is mounted to receive juice and pulp and discharge juice therefrom. A juice manifold is positioned to collect the juice dis... | 12/11/2007 |
| 7303153 | Side and corner strip nozzle A spray head provided with a plurality of nozzles defined by a base and a deflector cap. Each nozzle is provided with a deflector portion or nozzle plate for directing an upward traveling fluid in an outward direction. Furthermore, the deflector portion may be provi... | 12/04/2007 |
| 7303146 | Pipe fitting with length adjustment A length adjustable conduit has a hollow tubular body and a hollow tubular shaft coaxially disposed in fluid tight communication with the hollow tubular body. The conduit further includes an adjustment mechanism for adjusting the combined length of the tubular body ... | 12/04/2007 |
| 7303061 | Multi-lane fruit guide assembly having integral ridge ends for a juice extractor and related methods A fruit guide assembly may include a frame to be positioned between the fruit conveyor and the multi-position fruit feeder, a vibrator connected to the frame, and a fruit guide body having a series of alternating ridges and valleys therein defining a plurality of fr... | 12/04/2007 |
| 7296758 | Automatic lift faucet An automatic lift faucet includes a hydraulic cylinder vertically mounted under a working top, the hydraulic cylinder having an inlet. A lifting faucet is mounted in motion fitting connection within the hydraulic cylinder and includes an inlet and a faucet outlet. A... | 11/20/2007 |
| 7293721 | Check valve assembly for sprinkler head A check valve assembly has a coupling sleeve with a first end for connection to a pop-up or fixed sprinkler head and a second end for connection to a water supply, the coupling sleeve incorporating a valve seat. A disc valve is retained below the valve seat, and a s... | 11/13/2007 |
| 7287711 | Adjustable arc rotor-type sprinkler with selectable uni-directional full circle nozzle rotation A sprinkler includes a drive mechanism mounted in a riser that rotates a nozzle at the top of the riser. The drive mechanism enables a user to select between oscillation of the nozzle through an adjustable arc and uni-directional full circle rotation of the nozzle. | 10/30/2007 |
| 7255291 | Multifunctional sprinkler structure A multifunctional sprinkler structure comprises a water motor having an outlet seat and a top cover mounted to a top-end side, and two adjusting seats and a water supply seat assembled onto a bottom-end side. The bottom-end side of the water motor has a guide groove... | 08/14/2007 |
| 7232078 | Speed limiting for rotary driven sprinkler A speed limiting mechanisms for turbine-driven fluid distribution apparatus usable with compressible fluid such as compressed air and incompressible fluid such as water. Dynamic viscous damping of the turbine output power train is used to control the rotational spee... | 06/19/2007 |
| 7232081 | Spray nozzle with adjustable ARC spray elevation angle and flow An adjustable spray nozzle with adjustable arc of coverage as well as spray elevation angle and flow rate. A very simple adjustable arc of coverage spray nozzle configuration is also disclosed which may be easily assembled for a particular precipitation rate and/or ... | 06/19/2007 |
| 7231937 | Automatic shutoff valve An automatic shutoff valve is provided. The valve is preferably constructed of a check valve (which is normally shut) and a shutoff valve which is open during static, no-flow, operation. Upon initiation of flow, even a drip flow, the check valve opens, and the press... | 06/19/2007 |
| 7226003 | Rotary drive sprinkler with flow control and shut off valve in nozzle housing A flow shut off or throttling valve is provided in a sprinkler nozzle housing to enable a nozzle to be changed without having to turn off a flow pressure source. The valve intersects a flow path through the nozzle housing and has an opening such that when the openin... | 06/05/2007 |
| 7222567 | Juice extractor with tapered clean up nozzle A juice extractor includes a juice extraction assembly having a wall surface and fluid outlet thereon. At least one tapered spray nozzle is mounted flush on the wall surface at the fluid outlet for receiving and discharging fluid and configured for preventing build-... | 05/29/2007 |
| 7191958 | Revolving lawn sprinkler A revolving lawn sprinkler comprises a rotary guide plate by which the water flow is so controlled as to actuate a lobed wheel, which in turn actuates a rotary disk via a transmission mechanism. A nozzle is mounted on the rotary disk and is provided with a movable j... | 03/20/2007 |
| 7156322 | Irrigation sprinkler unit with cycling flow rate An irrigation sprinkler unit includes a tubular housing enclosing a speed reducing drive which is driven by a water actuated turbine wheel and rotates a rotary nozzle head at a substantially slower speed. The drive also rotates a tubular valve member within an annul... | 01/02/2007 |
| 7156016 | Juice extractor with integral juice manifold and cup bridge A juice extractor and associated method includes an extractor frame, extractor cup mounted for movement within the extractor frame and a cup bridge mounted within the extractor frame. A juice manifold is integral with the cup bridge for receiving juice during extrac... | 01/02/2007 |
| 7152814 | Adjustable spray pattern sprinkler A sprinkler has a housing with an inlet portion and an outlet portion in which a first outlet aperture is formed. The first outlet aperture may cooperate with other outlet apertures to define a spiral shape. A cam is disposed upstream of the first outlet aperture. T... | 12/26/2006 |
| 7143691 | Juice extractor with bottom loading strainer tube A juice extractor includes an extractor frame, at least one pair of extractor cups relatively moveable to each other, a strainer tube that receives juice and pulp and discharges juice therefrom, and a juice manifold positioned to collect the juice discharged from th... | 12/05/2006 |
| 7134507 | Method and apparatus for detecting a sprinkler actuation event A method of detecting the actuation of a sprinkler involves sensing a first fluid pressure at a first flow cross section, in one of the sprinkler and a conduit in which the sprinkler is mounted, sensing a second fluid pressure at a second flow cross section, in the ... | 11/14/2006 |
| 7121477 | Sprinkler system with relief and backflow preventer valve and warning system This above ground sprinkler system for a water supply provides a main supply hose having an inlet connected to the water supply and an outlet. A main valve is disposed between bib end of the hose and the water supply. A central station including a water supply inlet... | 10/17/2006 |
| 7104472 | Constant velocity turbine and stator assemblies A rotary sprinkler system for both above-the ground and pop-up rotary sprinkler systems that controls the rate of nozzle rotation is disclosed. To maintain a relatively constant and controlled nozzle rotation, one or more chamfered spokes are included on the turbine... | 09/12/2006 |
| 7097116 | Underground sprinkler with pop-up head An underground sprinkler with a pop-up head and a corresponding underground casing has two differentiated cylindrical parts, closed by a corresponding cover fixed to the pop-up sprinkler head, which, being a part coupled to the piston, pops-up due to the effect of t... | 08/29/2006 |
| 7090146 | Above-ground adjustable spray pattern sprinkler An above-ground sprinkler may have a head that rotates about an angle determined by the relative angles between a pair of arc adjustment rings. Rotation of the head may be driven by a drive mechanism with a rotor rotationally driven by fluid flowing to the head. The... | 08/15/2006 |
