A drip emitter includes a frame that can be made of plastic and a membrane that can be elastomeric; and both the frame and the membrane are formed by injection molding and are attached to each other.

A drip irrigation emitter (10) includes first and second members (12 14) and a deformable membrane (32). The membrane is located between the members and pins (22) that are located on the first member are received within holes (21) formed in the second member. End portions of the pins that project out of the holes ar...

A valve apparatus (10) comprising an inlet (40) and an outlet (42) and having a first state where liquid is stopped from flowing from the inlet (40) towards the outlet (42) a second state where liquid is released to flow from the inlet (40) towards and out of the outlet (42) and a terminal state where after flowi...

A drip irrigation emitter is provided extending between first and second longitudinal ends. The emitter has an outer side for attaching to a pipe that is laterally bound between first and second longitudinal edges. The outer side has a flow path and an exit pool and at least a section of the flow path extends downs...

A drip irrigation pipe includes a drip emitter and a flap that is formed in the pipe wall by first and second grooves. The first groove is longer than the second groove and the flap remains connected to the pipe wall at two bridges. A pivot region of the flap extends between the two bridges and the flap is adapte...

An irrigation pipe coupler (10) can engage an open end of an irrigation pipe with its forward end. The coupler has a nipple (24) and an outer collar (20). The nipple has an outwardly projecting barb (38) and the collar surrounds the nipple and has an inwardly projecting bulge. The collar is slidably moved along the ...

A pulsating device 10 has a chamber 18 for receiving liquid entering the device 10 and gas 26 that that occupies an initial volume in the chamber 18. The liquid entering the chamber 18 compresses the gas 26 and decreases the volume that the gas 26 occupies in the chamber 18 and increases the pressure in the chamber ...

An irrigation pipe connector has a core that is adapted to connect to an irrigation element and a wing that is attachable to a wall of a pipe. The wing is provided with resiliency to allow the connector to deform in response to changing fluid pressures in the pipe. In addition, the wing may be provided with a thi...

A drip irrigation emitter 10 receives liquid flowing in an irrigation pipe at an inlet pressure and emits the liquid out of the emitter 10 at an outlet pressure lower than the inlet pressure. The emitter comprising a flow path 20 through which the liquid flows in the emitter 10, wherein below a threshold pressure of...

An emitter (20) comprising: a plurality of inlet apertures through which liquid enters the emitter; a manifold flow channel (32) into which liquid that passes through the apertures flow; an elastic diaphragm (50) that seats on the manifold flow channel; an outlet aperture through which liquid that enters the emi...

A labyrinth channel for reducing pressure and/or flow rate in a liquid flowing in the channel, the labyrinth channel having a bottom surface and first and second opposing walls and comprising: a first array of spaced apart first baffle teeth that have non-parallel upstream and downstream faces and extend from the...

An elastic membrane is provided for use in a flow-control device comprising a housing with a seat of a predetermined shape and dimensions for the membrane such that when the membrane is mounted in the seat, the membrane is deflected by a pressure differential between its two opposite sides. The elastic membrane has ...

Drip irrigation pipe (10) comprises drip irrigation emitter units (12) bonded thereto, the pipe (10) being made of water-impervious material and having foamed closed-cells therein. The drip irrigation pipe (10) may be used in a piping package comprising also a spool. The length of the pipe (10) and the num...

A rotary sprinkler (10) having a longitudinal axis (x) and comprising a housing (11) comprising an upper housing (14) and a lower housing (12), a nozzle (24) adapted for being brought into fluid communication with a water source and to produce an axial water jet, said nozzle being movable along the axis between a l...

A fluid flow regulator (20) comprising: a fluid inlet port (34) and a fluid outlet port (54); at least one open-faced flow control channel (60) defined by a planar bottom (62) and two sidewalls (64) that communicates with the outlet port (54) at a junction (66) and has a cross-section that decreases with distance fr...

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 pipe wall. The dripper has a flattened shape defined between a first surface with an open meandering channel forme...

An irrigation pipe coupling (16) for connecting to a lay flat irrigation pipe (10), comprises an inner member (36) comprising a bulge (50) and a bore (42), the bore (42) being formed about an axis (B) in the inner member (36) an the bulge (50) at least partially surrounding the axis (B) ; and an outer member (1...

A tensiometer for use in determining matric potential of a soil comprising: a water inlet; a hydraulic coupler comprising a porous material for providing hydraulic coupling between water that enters the inlet and the soil; and a septum that seals water that enters the inlet against ingress of air via the porous ...

A filtration tank (10) with a central vertical axis x comprises: a first chamber (54), a second chamber (56) and at least one filter element (66). The first chamber has a first inlet (20) through which fluid to be filtered enters the tank and is designed so as to provide a swirling flow of the fluid to the second ch...

There is provided an insert to be sealingly mounted into a plug hole of a pipe having a sealing area surrounding the plug hole. The insert comprises an internal unit (20) and a fastener (30). The internal unit and the fastener have corresponding cooperating sealing portions and mounting portions. The sealing portion...

An irrigation pipe comprising: at least one first integrated emitter characterized by a first discharge-pressure threshold; at least one second integrated emitter characterized by a second discharge-pressure threshold different from the first discharge-pressure threshold threshold; wherein, the at least one first an...

The invention relates to a sprinkler irrigation stand for use with an irrigation pipe that has a base placed below the pipe for being stabilized by the pipe. The pipe freely rests upon the base so that it may be lifted freely off the base or may inflate freely upwards in the case of the pipe being a collapsible p...

An irrigation pipe (58) formed from a sheet that is rolled into a tube about a longitudinal axis of the sheet. The pipe has a watertight layer and a fabric layer (30). The fabric layer comprises a first fiber arrangement including first main fibres (34) having a first orientation and a second fiber arrangement in...

A membrane for a drip emitter is provided that includes at least two first and second regions. The regions are of different thickness.

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 manufacture. Connector elements may be fitted open and be adapted for closing after manufacture if not intended for use, or ma...

An irrigation pipe (58) formed from a sheet that is rolled into a tube about a longitudinal axis of the sheet. The pipe has a watertight layer and a fabric layer (30). The fabric layer comprises a first fiber arrangement including first main fibres (34) having a first orientation and a second fiber arrangement in...

An irrigation valve has a liquid passage, a sealing diaphragm and a control port that can receive control signals. The sealing diaphragm is held in the valve in a non clamped manner and is adapted to seal the passage. Upon receipt of a control signal the sealing diaphragm bends and opens a path for liquid around the...

A rotating sprinkler (14) configured to be used with a pulsating device (12) that forms pulses that have a beginning and an end. The sprinkler has a rotating portion (16) that can rotate about an axis (X) while emitting the liquid pulses to the outside environment and the rotating portion (16) is adapted to stop to ...

An injector (100) has a main venturi (101) and an intake venturi (102) each having an inlet port an outlet port and an entry port. The outlet port of the intake venturi is arranged in fluid communication with the entry port of the main venturi for substances via the entry port of the intake venturi. ...

An irrigation column (20) for a drip irrigation system has a fluid conducting line (32) for receiving fluid from a fluid source (30) upstream. The irrigation column further includes a plurality of drip segments (38) extending alongside the fluid conducting line, a plurality of zone valves (26) located along the flui...

A low-pressure irrigation system has at least one siphon tube, an incoming hub and an emitting section. Liquid flow entering each siphon tube is arranged to flow via a respective opening of the incoming hub into the incoming hub and onwards downstream towards the emitting section to be emitted to the ambient enviro...

A computerized crop growing management system (CMS) for a farm includes a main controller with an associated user interface (UI). The farm has a plurality of fields on each of which a different crop may be raised, each crop having different irrigation and nutrient requirements. Each field is fed by a main irrigation...

A thin walled irrigating pipe has a tensile layer formed as a continuous strip upon an outer side of the pipe for increasing tensile strength of the pipe. The tensile layer includes a higher tensile strength than material of the remainder of the pipe outside of the tensile layer.

A rotating sprinkler (10) includes a housing (1) and a movable core (2). The core (2) can assume retracted and extended states relative to the housing and incudes a cover (12), an impact member (14) and a stream deflector (16). In the extended state both the cover (12) and the impact member (14) can pivot between pi...

A pressure regulator for regulating pressures within a portion of an irrigation system, can also be used to shut off downstream flow into the portion of the irrigation system in response to an incoming command arriving via an incoming port into the regulator.

A drip irrigation system (10 100) includes a distribution pipe (12 120) and drip irrigation pipes (14 140) that branch off from communication with the distribution pipe. Each drip pipe has a flushing valve (20 200) coupled to a downstream end and at least some of the drip pipes have each an inlet valve (16 160) coup...

A media filter includes an inlet and a diffuser located axially below the inlet for distributing liquid entering the filter via the inlet over the media in the filter. The diffuser including one or more members extending generally orthogonal to the axis of the filter.

A strip irrigator sprinkler (10) has a central axis (X) and includes a stationary body (12) and a diffuser (14) coupled to the stationary body. The diffuser (14) can rotate about the central axis (X) relative to the stationary body (12) and the sprinkler (10) includes in addition at least one outlet opening (122) ou...

A system includes a longitudinally extending infrastructure, for example a piping infrastructure, and a plurality of nodes located along the infrastructure. The system further includes communication channels that extend along the infrastructure that communicate with the nodes for permitting multi-hop routing of mess...

A flow regulator for regulating a flow rate of water within at least a section of a water system includes a base member and piston member. The piston member is movable relative to the base member and includes at least one notch through which water can flow when passing through the flow regulator. Movement of the pis...

A spout member for attachment to an outer side of a drip irrigation pip has a lower side arranged to attach the pipe. The lower side of the spout member includes at least one rib for facilitating its attachment, where attachment may be to an irrigation pipe, possibly a drip irrigation pipe.

A filter arrangement includes a cleaning mechanism for cleaning at least one screen filter of the filter arrangement. The cleaning mechanism has a flush chamber, a central hollow core that extends through the flush chamber, and suction nozzles fitted to the core. The core extends between opposing axial ends that are...

A suction nozzle for a screen filter has an inlet orifice at its distal side through which liquid is arranged to flow into the nozzle during a cleaning operation. The orifice has a longitudinal extension and a width of the orifice changes along its longitudinal extension.