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7597276 |
Ultra low flow spray head
An ultra low volume pressure independent spray head is disclosed whereby low flow characteristics of point source devices can be applied to larger wetted areas. Device uses elastomeric flow control...
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7588201 |
Irrigation pipe
An irrigation pipe with a plurality of connector elements adapted for attachment of lateral branches thereto, where the connector elements are integrally fitted to the pipe's wall during the...
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7487925 |
Conduit including sensors for monitoring and maintenance of vegetation
A system for automating the growing of crops, such as grapevines. Combinations of data from sensors local to a vineyard, and from optional remote stations and sensors, is combined with a control...
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7445168 |
Anti-syphon emitter
A drip irrigation emitter includes a housing containing an inlet opening for receiving water from a supply tube and an outlet opening for emitting water at a pressureless drip rate. A labyrinth...
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7410108 |
Integral dripping emitter
An extruded irrigation pipe connectable to a pressurized fluid source via a first end of the pipe, the pipe comprising drip-irrigation plug emitter mounted integrally therein during the extrusion...
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7392614 |
Reinforced unitized mat to facilitate growing plants
A reinforced unitized mat to facilitate growing plants includes at least two material layers defining fluid-conveying passageways forming distribution headers and a flow restrictor, an inlet for...
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7389950 |
Sprinkler having movable nozzles
A sprinkler includes hollow tube with a plurality of apertures and a plurality of nozzles are respectively inserted through the apertures. Each nozzle is connected to a bellow which is engaged with...
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7337983 |
Irrigation method and system using variable orifices
The present invention is an irrigation method and system for providing a user-defined flow rate to a field using variable sized orifices. The irrigation method and system includes providing a...
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7270280 |
Disc shape dripper
An integral in-line dripper to be used bonded to the internal surface of an irrigation pipe. The dripper has an inlet facing the inside of the pipe and an outlet connected to an exit opening in the...
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7240860 |
Water distribution plate for rotating sprinklers
A rotor plate for a sprinkler includes a water impingement surface bounded by an annular peripheral wall and having a radial center, and adapted to be impinged upon by a stream emitted from a...
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7201333 |
Intermittent automatic irrigation system
An automatic irrigation system having a simplified structure can intermittently supply water (and liquid fertilizer) required by farmer products under water saving conditions depending on the...
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7175113 |
Drip irrigation hose and method for making same
A drip irrigation hose includes a plurality of emitter elements secured to a tube at longitudinally-spaced locations to define, with an inner surface of the tube, a plurality of labyrinths each...
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7156326 |
Water sprayer with water-spraying adjustment mechanism
A water sprayer with a water spraying adjustment mechanism including a body and a rotatable cap is disclosed. The body includes an outer tubular wall with a threaded outer surface forming a central...
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7152816 |
Mister nozzle apparatus
A mister nozzle apparatus has a check valve incorporated therein to shut off the water passing through the misting nozzle to prevent draining of the water from the misting water supply pipes. The...
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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...
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7108205 |
Drip irrigation system employing parallel adjacent flowpaths
A drip irrigation tube having a plurality of sequentially placed emitters formed on an interior wall of the tube. Each emitter employs a series of parallel flowpaths axially positioned along the...
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7048010 |
Drip irrigation system
Low-pressure drip irrigation system, comprising a distribution pipe made of thin-walled sleeve collapsible when empty and designed to operate under hydraulic head up to 3 m H 2 O, having a...
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7032834 |
Filtering device for an irrigation system
A filtering system for filtering particles from a flow of fluid is disclosed, and includes a filter device for removably positioning in a lumen of a pipe carrying the flow of fluid. The filter...
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6997402 |
Unitized mat to facilitate growing woody plants
A unitized mat to facilitate growing woody plants includes at least two polymeric material layers, an inlet for delivery of fluid, and at least one outlet for dispensing fluid into an area covered...
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6996932 |
Unitized mat to facilitate growing plants
A unitized mat to facilitate growing plants includes at least two polymeric material layers defining fluid-conveying passageways forming distribution headers and a flow restrictor, an inlet for...
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6991181 |
Soaker/sprinkler hose
A soaker/sprinkler hose having a cylindrical cross section with radial discharge orifices circumferentially spaced about the entire perimeter of the conduit along the length thereof for...
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6959882 |
Watering and aerating soil with a drip line
When the dripline used for watering soil, low pressure air in the range 10–100 inch water column is flowed through a buried dripline, in alternation of with flow of water at 5 psig or more. The...
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6953156 |
Irrigation method for sloping land
A method for providing efficient uniform delivery of a predetermined amount of water needed for a specific crop planted on sloping land using an irrigation system laid out following a topographical...
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6945477 |
Cryogenic coupling device
A cryogenic coupling device includes a valved receptacle and a valved nozzle. Rollers in an outer collar of the receptacle are received in helical channels along a collar of the nozzle. A notch or...
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6945476 |
Self-compensating drip irrigation emitter
The invention relates to a self-compensating drip irrigation emitter. A plurality of novel embodiments are provided, wherein the emitter of the invention is capable of always supplying a...
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6942166 |
Sprinkler pipeline assembly and related sprinkler
A sprinkler to sprinkle water running in a pipeline over both its sides through sprinkler heads mounted on the pipeline, wherein (i) the pipeline comprises first water pipes and second water pipes...
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6901698 |
Irrigation device and system
The present invention is directed to an irrigation device and irrigation system. More specifically, the present invention is directed to a weep or tear type irrigation device and irrigation system.
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6886761 |
Drip irrigation hose and method and apparatus for making same
A drip irrigation hose formed with a plurality of outlets for discharging the water at longitudinally-spaced locations along the length of the hose includes a plurality of emitter elements secured...
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6830203 |
Self-discharging drip irrigation
A self-discharging drip irrigation system includes at least an elongated drip irrigation hose for operatively extending from a water supply, an emitter for directing water from the drip irrigation...
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6827298 |
Adjustable flow bubbler for drip irrigation systems
A drip irrigation water distribution device having a housing with a top, bottom and side wall forming a chamber therein. The bottom of the housing has a rotatable coupling attached thereto and...
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6817548 |
Fluid distribution emitter and system
In accordance with an embodiment of the invention, an inline fluid distribution emitter includes a hollow cylindrical body with a flow-rate control path formed on the cylindrical body. The...
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6764029 |
Water irrigation system and method, and control unit useful therein
A water irrigation system includes a dripper tube having a plurality of water discharge openings along its length for discharging water at a slow rate from each opening; and a pulsator device...
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6736337 |
Pressure compensating drip irrigation hose
A pressure compensated drip irrigation hose ( 20 ) includes a hose having a wall ( 21 ) with an inner surface ( 21 a ). A continuous elastomeric strip member ( 30 ) is connected to the inner...
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6695231 |
Irrigation system for growing plants at a growing facility
A drip irrigation system is disclosed for delivering an irrigation fluid from an irrigation fluid supply source to one or more plants and includes at least one pressure regulation device in fluid...
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6669120 |
Universal head for fixing a nozzle to a fluid distribution duct
A universal head for fixing a nozzle to a fluid distribution duct comprises a cap-like sleeve adapted to be associated with the outlet of the duct, a nozzle insertion slot formed at the top of the...
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6659368 |
Water storage reservoir for an underground watering system
An underground watering system including a reservoir having a water inlet and a water outlet, a float control connected to the water inlet for maintaining a water level in the reservoir, a...
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6622565 |
Fluid pressure measurement by mechanical compression of tubing
The invention provides a simple, non-invasive means for measuring pressure of fluid in fluid-containing, resilient tubing by measuring the force to mechanically compress the tubing to a...
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6619565 |
Irrigation system
An irrigation system for selectively providing water to various plants in a relative same area with different rates of application of water. The system has a first valve for connecting a water...
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6581854 |
Irrigation apparatus having a lateral recessed projection
An irrigation apparatus comprises an in-line dripper insert having a support for attaching a micro tube to the dripper outlet. A fluid conduit in which the insert is placed has an aperture in line...
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6568607 |
Emitter
An emitter ( 30 ) has a body section ( 40 ) and an outlet chamber member ( 50 ). The outlet chamber member ( 50 ) has wings ( 52, 53 ) that have free ends. The free ends are deformable to form a...
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6561443 |
Drip irrigation tape
A drip irrigation hose includes a hose body formed of a single sheet of overlapping material. The hose includes a primary fluid chamber extending longitudinally along the hose formed within the...
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6543509 |
Apparatus for forming agricultural drip tape
A process for forming irrigation drip tape includes, broadly, the steps of a) supplying a longitudinally continuous strip of flexible plastic material in a first direction; b) heating a narrow band...
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6540158 |
Double-line irrigation hose
An irrigation system comprises an irrigation hose made of synthetic resin and having at least two integrally formed elongated irrigation lines, and irrigation emitters. Each line comprises a...
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6513735 |
Showerhead with textured water distribution surface
A showerhead according to the present invention includes a housing, a baffle located within the housing, a fluid-permeable absorbent element, and a fluid distribution element. The baffle and the...
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6513734 |
Pressure compensated discharge emitter
A a drip irrigation system comprises a hose with a flexible wall circumscribing and bounding a main flow-path for carrying irrigation fluid, and pressure-compensated emitters spaced along the...
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6464152 |
Self-cleaning pressure compensating irrigation drip emitter
A self-cleaning pressure compensating drip emitter for controlling fluid flow through a hole in an irrigation line includes an enclosing sidewall having two ends, and formed with a ledge between...
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6460786 |
Drip irrigation tape with indicia
Indicia are formed on the outside surface of drip irrigation tape by deforming the strip of flexible material when it is in a semi-molten state and cooling the strip while it is deformed. The...
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6394368 |
Irrigation emitter device
A irrigation emitter device for delivering water to various points along a length of a hose. The irrigation emitter device includes a primary hose. The primary hose is elongate and has a first end...
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6382530 |
Pressure compensating drip tape
An irrigation drip tape includes a flexible tube having an interior surface defining a primary flow path. A plurality of secondary flow paths are provided on the interior surface of the tube, the...
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6371392 |
Nozzle construction
An irrigating nozzle has a tubular body having a bore closed at one end and open at its other end for coupling to a source of irrigating fluid. The body has at least one slit in its side wall and...
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