Abstract: A system and a method to treat lice and nits on a head of a patient. The system includes a cap for defining an airtight space around the head and a container for storing a mixture of gases for treating lice, a gas release mechanism for delivering the mixture of gases into the airtight space as an aerosol, and a gas distribution device having plurality of gas delivery pins. The mixture of gases causes irreversible damage to essential mechanisms of the lice. According to another embodiment of the present invention the system includes a cap for defining an airtight space around the head and an active agent container. The active agent of the type of acetic acid, stored in a liquid state, and vaporized during use, then circulated toward the cap.

Abstract: A method for fire-fighting, a rescue boom and a nozzle of a piercing tool. A rescue boom is provided with an elongated piercing tool that can be pushed through a shell of a burning object. A fire extinguishing medium can be conveyed through the piercing tool to a nozzle provided in the piercing tool. The nozzle is provided with orifices arranged such that single jets form a single uniform jet having a flat curtain-like shape.

Abstract: A sprinkler irrigation stand for use with an irrigation pipe 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 the pipe is a collapsible pipe. A riser of the stand for supporting a sprinkler may be attached to the pipe and slide up in relation to the stand when attached to a collapsible pipe that is inflated.

Abstract: A drip irrigation device for distributing a portion of the water flowing in an irrigation pipe to a plant, the device comprising: a housing formed from a relatively soft plastic; and a connector for coupling the housing to the irrigation pipe comprising a bayonet for puncturing the irrigation pipe formed from a relatively hard material over-molded onto a feature of the housing made from the soft plastic.

Abstract: A combination fire detection and fire suppression system may include a fire detection system configured to detect an undesirably high temperature associated with an area. The fire detection system may include a temperature sensor including a temperature sensor array and a fire alerting system associated with the temperature sensor. The fire alerting system may be configured to receive information from the temperature sensor and generate a warning signal based on an undesirably high temperature associated with the area. The fire detection system may include a fire control panel configured to receive the warning signal. The system may also include a fire suppression system including a fire suppressant delivery system configured to provide at least one fire suppressant agent to the area associated with the undesirably high temperature.

Abstract: For meteredly dispensing a liquid over a period of several months from a container which can be stored over a long period of time, the need is for a container which is practically diffusion-tight and in which the liquid does not come into contact with the ambient atmosphere. The cartridge according to the invention is a three-shell container comprising a collapsible bag which contains the liquid, a container which is stable in respect of shape and a stiff metal casing. The cartridge can be releasably connected to a dispensing device. The cartridge can be provided with a micro-opening with which the time for pressure equalisation between the cartridge and the ambient atmosphere can be adjusted. The cartridge is suitable for aqueous and for alcoholic liquids which contain a pharmaceutically active substance. The liquid in the cartridge is protected from external influences. The cartridge can be used in an atomiser for producing an inhalable aerosol for the treatment of illnesses.

Abstract: The present invention provides a firefighting system using a boom truck for delivering fire suppressant fluid to remote areas in burning structures. The system includes a fluid delivery conduit having a distal end fitted with a nozzle that discharges fluid in a 360 degree arc perpendicular to the direction of the conduit. The nozzle is constructed using a first disk with a central opening, and a second disk attached in spaced relationship having a curved conical projection that extends back through the central opening in the first disk. A third disk with a conical forwardly extending projection is attached to the second disk. When the conical projection is forced through a window on a building wall section, fluid is discharged to otherwise inaccessible areas in the building and harmful gases are simultaneously vented from the building.

Abstract: A novel aerial boom system for use atop a vehicle and having linear movement sensors associated with hydraulic cylinders for moving lower and upper booms such that a microprocessor associated with the system can determine the instantaneous position of each boom and coordinate movement of the booms with respect to each other and with the vehicle to prevent undesired contact and to gradually decelerate boom movement as the boom approaches its limits to avoid shock from sudden stop of boom movement. When the novel system is used with a fire fighting vehicle, two variably spaced, independently controllable, fluid discharge nozzles can be used to fight one or two separate and distinct fires simultaneously. A piercing nozzle can be associated with the outer end of the upper boom that is independently controllable in both the vertical plane and in the horizontal direction to enable piercing of a wall independent of boom movement to assist penetration.

Abstract: A drip irrigation device for distributing a portion of the water flowing in an irrigation pipe to a plant, the device comprising: a housing formed from a relatively soft plastic; and a connector for coupling the housing to the irrigation pipe comprising a bayonet for puncturing the irrigation pipe formed from a relatively hard material over-molded onto a feature of the housing made from the soft plastic.

Abstract: A fire-fighting piercing nozzle device having two chambers for extinguishing and monitoring fires within a storage unit. The fire-fighting piercing nozzle device includes a dispensing system for dispensing fire-fighting materials onto a fire, a temperature measuring system for measuring the temperature within a storage unit to determine the location of a fire, and a combustion gas extraction system for extracting a sample of combustible gas from a storage unit to determine the location of a fire or to determine whether the fire has been properly extinguished. The fire-fighting piercing nozzle device includes a nozzle tip, a plurality of extenders (if necessary), and a head connector.

Abstract: A watering system that has first and second upright supports, a plurality of bendable water conduits and substantially rigid water channels and a first spray head is disclosed. Each of the first and second upright supports have substantially laterally oriented brackets dimensioned to releasably hold objects having a first outer diameter, including the bendable water conduits and substantially rigid water channels. The substantially rigid water channels each have a central body and left and right hose barbs in fluid relationship to one another through the central body. The central body has an aperture dimensioned to receive and mechanically engage the insertion end of the first spray head. The first spray head has a spray jet with a first water flow rate. The system may further include second and third spray heads with second and third water flow rates each different from each other and the first water flow rate.

Abstract: An apparatus and method for dispensing fluid including a pressure vessel at a first pressure and a reservoir at a second pressure. The reservoir communicates with the pressure vessel via a first aperture and with an environment at a third pressure via a second aperture. A reservoir vent having open and closed positions, that when opened the reservoir vents to a fourth pressure, and when closed the reservoir does not vent. A piston moveably disposed within the reservoir, and defines an aperture therethrough. A first burst seal disposed in the first aperture seals the pressure vessel from the reservoir, and engaged with the piston to be moveable therewith. A second burst seal disposed in the second aperture seals the reservoir from the environment. When the reservoir vents to the fourth pressure, the piston ruptures the second seal, and a first and third pressure difference ruptures the first seal.

Abstract: An articulated fire truck (T) has an extendible and retractable boom (11) mounted on the truck and extendible to a height above the ground where a fire is burning within a building (B). A drill assembly (1) is affixed to the end of the boom for drilling through a sidewall of the building into the building's interior. The drill assembly is maneuverable to drill straight through the sidewall as well as up and down and sideways so to provide an opening into the interior of the building sufficiently large that a nozzle attached to the drill assembly can readily spray water or a fire retardant material into the interior to extinguish the fire. The drill assembly has drill bits (100) located completely about the circumference of the drill assembly to facilitate up-and-down and side-to-side cutting to more quickly penetrate into the building's interior.

Abstract: The invention relates to a sprinkling system. The system comprises a body portion comprising a housing and a spike depending downward from the housing, wherein the housing comprises a lower platform and an upwardly open U-shaped groove aligned along a center line of the platform for holding the tubing. The system comprises a saddle adapted to fit within the housing, the saddle comprising a top face having an outlet therein, and a bottom face having downwardly open inverted U-shaped groove depending therefrom. The system also comprises a hollow piercing element extending from the bottom face of the saddle to a point above the platform and in fluid communication with the outlet. The system further comprises a cap adapted to fit over the saddle, wherein securing the cap to the body portion is achieved without rotating the piercing element.

Abstract: A fire fighting vehicle having a boom system includes a working assembly attached to an end portion of the boom system. The working assembly comprises a frame pivotally mounted at a midpoint of the frame to the end portion of the boom. The frame carries a mechanical actuator that is connected to a tool capable of piercing an exterior of a structure when the mechanical actuator is actuated.

Abstract: For meteredly dispensing a liquid over a period of several months from a container which can be stored over a long period of time, the need is for a container which is practically diffusion-tight and in which the liquid does not come into contact with the ambient atmosphere. The cartridge according to the invention is a three-shell container comprising a collapsible bag which contains the liquid, a container which is stable in respect of shape and a stiff metal casing. The cartridge can be releasably connected to a dispensing device. The cartridge can be provided with a micro-opening with which the time for pressure equalisation between the cartridge and the ambient atmosphere can be adjusted. The cartridge is suitable for aqueous and for alcoholic liquids which contain a pharmacologically active substance. The liquid in the cartridge is protected from external influences. The cartridge can be used in an atomiser for producing an inhalable aerosol for the treatment of illnesses.

Abstract: A firefighting penetration tool for penetrating a surface and ejecting a fluid into an area on fire. The firefighting tool includes a weighted head, a planar surface area affixed to the weighted head and an interchangeable penetrating body projecting from the planar surface area. The penetrating body has a chamber leading to a plurality of apertures. A hollow handle extends from the weighted head. The hollow handle is connected to a hose connected to an extinguishing agent supply, such as a fire truck. The penetrating body is used for piercing a surface. The extinguishing agent supply pumps fluid through the hose into the handle and ejects fluid through the plurality of apertures.

Abstract: The present invention is directed to a device for the delivery of products, preferably cleaning products which comprise an active ingredient and more preferably cleaning products which comprise a surfactant. The device includes at least one liquid reservoir for containing at least one product and a dispensing appliance for delivering the product. The dispensing appliance comprises at least one piercing means or at least one pierceable means, and the reservoir respectively comprises at least one corresponding pierceable means or at least one piercing means, such that the pierceable means recloses when the reservoir is removed from the dispensing appliance. Preferably, the piercing means is achieved by at least one needle.

Abstract: A spacer system for attachment to a sprinkler to prevent the positioning of the sprinkler too close to a sidewalk or curb, etc., including a spacer which can be attached to the sprinkler, and an elongated stake having a notch for receiving and holding the spacer. Also described is a tool for use in installing the stake in the ground.

Abstract: A piston plunger (1) is injection molded from two longitudinal sections (2, 3) in parallel axial position. The shorter component (3) is then pivoted around a hinge joint (4) into position having the same axis as the other component (2) and tightly connected to the latter using locking means (20). The shorter component (3) then forms a nozzle core (67) and the longer component (2) forms a piercing tip (68) for opening a piston membrane (75).

Abstract: A nozzle is provided which includes a nozzle body having a proximal end and an insertion end and defining an inlet orifice at the proximal end thereof and an outlet orifice at the insertion end thereof. The nozzle body is adapted to be attached at the proximal end thereof to an opening of a container and to be inserted at the insertion end thereof into an opening of a receiving vessel for dispensing a first fluid from the container into the receiving vessel from the inlet orifice to the outlet orifice thereof. The nozzle further includes a venting device connected to the nozzle body and defining a vent discharge opening for venting a second fluid from the receiving vessel into the container through the vent discharge opening such that the second fluid is vented through the vent discharge opening of the venting device without traversing the first fluid in the container substantially during an entire time for a dispensing of the first fluid from the container into the receiving vessel.

Abstract: Emitter barb installation tool 20 has driving mechanism 24, emitter barb feeder magazine 26 and pipe support 22. Pipe support 22 holds and supports a pipe 5. Feeder magazine 26 holds and feeds emitter barbs 10. Feeder magazine 26 places one of the emitter barbs 10 into a driving position. Driving mechanism 24 drives the emitter barb 10 from the driving position towards and into the pipe 5 held and supported by the pipe support 22. After the one barb 10 has been driven into the pipe 5, the pipe 5 with installed barb 10 is released from the tool 20. Another emitter barb 10 in the feeder magazine 26 is then automatically located into the driving position for the next installation into a pipe 5. This installation process automatically and continuously repeats for insertion of additional emitter barbs 10. Individual emitter barbs 10 are detachably coupled to one another to form an emitter barb cluster 74.

Abstract: A drip emitter attaching apparatus for easily attaching drip emitters to a tube. The drip emitter attaching apparatus includes a drip emitter attaching apparatus for puncturing holes in a piece of piping and attaching a 45 degree drip emitter, a straight drip emitter and a T-drip emitter to the pipe. The drip emitter attaching apparatus comprises a housing. The housing comprises a first block portion. The first block portion includes a first end, a second end, a bottom side, a top side with a peripheral edge extending therebetween. The top side includes a elongated arcuate depression therein and extending between the first end and the second end. The housing also comprises a second block portion. The second block portion includes a first end, a second end, a first lateral side wall, a second lateral side wall, a bottom surface, and a top surface. The top surface includes a elongated arcuate depression therein. The arcuate depression includes a well extending therein.

Abstract: A fluid flow control valve within a pop-up sprinkler arrests fluid flow through a riser of the pop-up sprinkler under abnormal flow conditions, such as when the riser is broken or a sprinkler head is removed from the riser. The riser, which is movable relative to a housing of the pop-up sprinkler, is attached to a sprinkler head which distributes water to the surrounding area. A valve seat device is disposed within the riser. A stopper is positioned within a valve passageway defined by the valve seat device. The stopper selectively engages the valve seat to inhibit water flow through the riser under abnormal flow conditions. A biasing device prevents the stopper from engaging with the valve seat under normal flow conditions. A fluid flow control valve assembly within a swing joint of an irrigation system includes a first within a first elbow fitting and a second valve within a second elbow fitting. The first and second elbow fittings are movable relative to each other and together form the swing joint.

Abstract: A flow control valve arrests fluid flow from a primary line to a branch line when flow into the branch line exceeds a predetermined flow rate. In one embodiment for use with an irrigation system, the valve includes a T-fitting. The fitting defines a primary passage, which communicates with irrigation pipes, and a branch passage, which communicates with a riser and sprinkler assembly. A valve seat is located within a housing that couples with the fitting. The valve seat is located within the T-fitting when the valve is assembled. The location of the valve seat within the fitting allows the valve to function even when the riser and/or a portion of the housing is sheared off. A stopper selectively engages a valve seat to inhibit water flow through the branch passage when the flow rate through the branch passage exceeds the predetermined flow rate.

Abstract: A scent apparatus is provided including a scenting mechanism for dispensing a scent upon the actuation thereof. Further included is an actuation mechanism connected between the scenting mechanism and either a computer or a game unit for actuating the scenting mechanism during a game.

Abstract: An irrigation system comprising a container for holding a liquid, a tap, a device for simultaneously puncturing the container and securing the tap to the container and a device for regulating the dispersement of the liquid from the container. Also provided is a method of irrigation comprising the steps of attaching at least a portion of a spike to a tap thus forming a tap and spike assembly, puncturing a container for holding a liquid with the tap and spike assembly and simultaneously securing the tap to the container wherein the spike automatically dislodges from the tap and falls into the container, and dispersing the liquid from the container to a desired irrigation area.

Abstract: The present invention is a stationary, portable deicing machine for preventing snow and ice build up on any targeted surface, such as driveways, walkways and rooftops. The invention is a compact, integrated reservoir/pump/controller system that may be operated manually, automatically or by remote control. The invention is easily maintainable and may be left in a state of preparedness for use in the event of icing conditions. The liquid chemical deicing agent is contained in a temporary reservoir tank that is manually replaced. The temporary reservoir tank is placed upon the watertight base. The deicing agent is pumped from the watertight base to the distribution system. Apertures in the distribution system allow for the deicing agent to be distributed to any targeted surface. A primary benefit is a greatly increased margin of safety for the users of driveways, walkways, etc. to which the invention applies the deicing agents.

Abstract: A storage cap having a storage compartment, an aperture on the storage compartment, a rupturable membrane covering the aperture, and a receiving groove that engages a bottle, holds a measured amount of a powdered, granulated, or other flowable form of food or drug and provides for quickly, easily, neatly, and completely dispensing the food or drug into a typical 16 oz. to 1.5 liter water bottle. A preferred embodiment of the storage cap is filled with powdered flavor concentrate, and the aperture and the receiving groove are covered with the rupturable membrane. To dispense the powdered concentrate into a bottle, the storage cap is placed with the receiving groove facing the bottle neck lip. The storage cap is then pushed against the lip which urges the rupturable membrane into the groove. As the rupturable membrane is urged into the groove, the rupturable membrane is ruptured thus allowing the concentrate, but not the rupturable membrane, to flow into the bottle.

Abstract: An automobile wiper has a washing liquid spray device carried by the wiper. The spray device includes a tubular supply pipe ?(16)! and at least one member ?(46)! for spraying liquid in the direction of a pane of glass to be wiped. At least one clamp ?(18)! for attaching the pipe ?(16)! to the wiper, has a hollow needle ?(42)! which pierces the pipe ?(16)! and which supplies the washing liquid spraying member ?(46)!.

Abstract: A system of dispensing viscous liquid, such as vegetable oil containing products is provided which includes a sealed flexible barrier pack filled with viscous liquid, preferably filled with a viscous liquid oil having a viscosity of about 60 cps or greater. The flexible barrier pack includes a sealed fluid outlet located in the sealed flexible barrier pack. A manual pump sprayer preferably a hand pump sprayer of the trigger type is provided for delivering vegetable oil from the flexible barrier pack to a pre-selected surface such as a griddle in a fast food restaurant. Desirably, the hand pump sprayer includes a first and second discharge outlet to discharge pressurized liquid to the atmosphere along intersecting discharge axes.

Abstract: A fire extinguisher has a pipe member for containing a cylinder filled with liquefied extinguishing gas, and a pusher guide member and a nozzle having an ejection hole formed therein are fitted to upper and lower openings, respectively, of the pipe member. A cylinder receiver to which the cylinder is fitted is mounted to the pusher guide member, and a pusher having a needle provided with a striker pin is movably arranged within the pusher guide member. Axial movement of the pusher is inhibited by a safety plate fitted in a groove formed in the outer peripheral surface of the pusher.

Abstract: A fire extinguisher has a pipe member for containing a cylinder filled with liquefied extinguishing gas, and a pusher guide member and a nozzle having an ejection hole formed therein are fitted to upper and lower openings, respectively, of the pipe member. A cylinder receiver to which the cylinder is fitted is mounted to the pusher guide member, and a pusher having a needle provided with a striker pin is movably arranged within the pusher guide member. Axial movement of the pusher is inhibited by a safety plate fitted in a groove formed in the outer peripheral surface of the pusher.

Abstract: A method for safely cutting hollow bodies filled with metallic Na for disposal comprises the steps of cutting the hollow bodies with plasma jet so as to oxidize metallic Na while conveying said hollow bodies in a hermetically sealed housing, throwing the cut hollow bodies into a neutralizing aqueous solution tank, then taking out said cut hollow bodies from the tank, collecting a fume produced while cutting the hollow bodies, spraying water over the fume and recovering the fume. An apparatus for carrying out the above method is also disclosed.

Abstract: An air brush is shown and described having separate gas delivery and media delivery portions whereby different media delivery portions may be provided with alternate media or media colors and selectively mounted upon the gas delivery portion. The media delivery portion includes an airless media sack which collapses upon delivery of media from the media delivery portion. By separating the gas delivery and media portions in the manner of the present invention, a user can quickly switch between media or media color without an intermediate cleaning step. The air brush of the present invention further provides freedom of spray direction including horizontal and vertical spraying. Both artistic and medical uses of the air brush are illustrated.

Abstract: A system described herein that provides for the opening, emptying and rinsing of the interior of a chemical container. The present system allows an operator to destructively perforate the bottom of a container, empty its contents into a vessel, rinse its interior and collect the drained chemical and rinse water in a suitable receptacle, such as a sprayer tank. This system provides for maximum efficiency, and the total use of the chemical within the container, as well as a safe means for rinsing a container prior to disposal. The system provides for a minimal contact of the contents of the container by the operator. The cutting arrangement includes a plurality of elongate blades inclined upwardly to an apex and a plurality of intervening bars for opening the slit base of the container. The cutting arrangement is provided in a vessel with a transportation duct and venturi at the bottom for carrying the contents in mixed condition away from the vessel.

Abstract: An irrigation system that uses porous and non-porous pipe in combination, the porous pipe having a porosity such that the flow of water therethrough is balanced to the flow of water through point source emitters connected to both the porous and non-porous pipes so that simultaneous point source and line source watering is possible.

Abstract: An aerosol dispenser having a transparent container for storing a propellant and a first compound under pressure. An actuator button normally closes a valve mounted on top of the container to control the dispensing of the materials from the container. An ampule containing a second material separate from the first material until the ampule is broken is positioned generally along the bottom of the container with a saddle shaped foot. A push rod extends from the valve and holds the foot in engagement with the ampule and breaks the ampule when the valve is first moved to its open position. The materials are mixed within the container and are dispensed through a filter mounted on a dip tube leading to the valve.

Abstract: The disclosure herein describes a device for collecting sap from trees and directing the sap to a sap collecting system operatable under vacuum conditions; it comprises a hollow body including a frusto-conical section adapted to be forced into the outer layers of a tree to be sap-collected. Adjacent the open end of the section is a series of longitudinal sap irrigating grooves allowing the sap to be collected and directed into the hollow body with the system is operating under vacuum conditions. To prevent air from being sucked into the hollow body as a result of the vacuum effect, the frusto-conical section has a groove in which is received a resilient element sealing the body to the of tree layers.

Abstract: An emitter includes a body member having a head portion. The head portion has an outer peripheral surface that defines an elongated channel and the channel extends along a tortuous path from an inlet end of the channel to an outlet end of the channel. A cover of heat shrinkable material is shrunk over the outer peripheral surface of the head portion covers the channel to form a turbulent flow passage. The head portion may include generally opposed, first and second transverse surfaces between which the outer peripheral surface extends, the cover extending partially over the transverse surfaces to form flanges that engage the transverse surfaces. The heat shrinkable material may be shrinkable both axially and circumferentially for this purpose. One embodiment includes an emitter outlet in the form of an annular basin that is fed with a non-radially disposed slot to produce a self-cleaning vortex action.

Abstract: A drip irrigation emitter which provides for varying the length of the water flow path through the emitter in proportion to the pressure applied to it from the irrigation system. A housing defines an internal chamber in which a piston is disposed. The housing has an inlet at one end and an outlet at the other end. The inner dimensions of the outlet end of the housing are reduced to generally conform with the periphery of the piston. The inlet end of the chamber is enlarged relative to the piston to allow generally free flow of water therearound. A generally helical groove extending along the periphery of the piston forms a water turbulence-producing passageway which varies in length depending upon the position of the piston within the outlet end of the chamber. A spring biases the piston toward the inlet end of the chamber. Pressurized water in the inlet end of the chamber moves the piston against the spring toward the outlet end.

Abstract: An improved trickle irrigation unit includes a selector dial for controlling water flow through a plurality of outlet ports. The trickle unit comprises a valve housing having a water inlet port opening into one side of a pressure chamber, the other side of which is defined by a plurality of recessed flow patterns each leading to a respective one of the outlet ports. A resilient valve flap within the pressure chamber is hydraulically seated over the flow pattern and includes an array of flow passages alignable with selected flow patterns to permit water flow thereinto from the pressure chamber, with the flap deforming into the selected flow patterns for pressure-responsive flow control of water to the associated outlet ports. The valve flap is rotatably carried by the selector dial for movement to different set positions to alter the number of flow patterns aligned with flap flow passages thereby correspondingly altering the number of outlet ports in flow communication with the pressure chamber.

Abstract: A drip irrigation emitter is located in the wall (IV) of a flexible irrigation pipe. It contains a flow control chamber (15) which communicates with the pipe interior through a filter (II) and with the outside through an outlet passage (17) extending radially through the top portion (11). The chamber (15) is formed by two parallel side walls (20, 20'), a ribbed rear wall (22), and an arched front wall (21) which is incised along its center by a deep channel (23') merging with the arched portion (21) in the shape of two sloping banks (23"). The channel (23') merges at its upper end with the outlet passage (17). Control of the water outflow is made by a thin, rectangular and resilient plate (III) which fits and moves freely between the side walls and is pressed onto the arched front wall (21) by water pressure. Increasing pressure gradually urges the plate onto the banks (23") and into the channel (23'), thereby diminishing the throughflow cross-section and increasing flow resistance.

Abstract: A valve is mountable in an opening in a gated pipe to control water flow, particularly in a cablegation system. A gasket is mountable in the irrigation pipe opening and a hollow leg of a T-shaped valve housing is inserted into the mounting member. The housing has a hollow, open-ended tubular portion which receives a hollow valve member. The valve member has an enlarged cap and a side opening alignable with the housing leg, the degree of alignment controlling the amount of flow. The valve member can also include a check valve.

Abstract: An irrigation fitting cooperable with a tool to penetrate the wall of an irrigation conduit comprising a body having a flow passage therein opening at a first location adjacent one end of the body and at a second location spaced from the first location. One end of the body is shaped to form a piercing point for penetrating the wall of the irrigation conduit. A shoulder is provided on the body intermediate the first and second locations and facing in a direction so that a tool can act against the shoulder to force the piercing point to penetrate the wall of the irrigation conduit. Orienting surfaces are provided on the body adjacent the shoulder for cooperating with the tool to orient the irrigation fitting relative to the tool.

Abstract: A two piece valve accessory for common caulking tubes or cartridges insertable in caulking guns is disclosed. The valve permits resealing of the cartridge nozzle, snout or applicator tip without hardening or significant wastage of the material therein and permits increased control of the flow rate of material from the cartridge.The valve is adjustable from fully open to closed position and includes a separate sealed or dome extended position wherein the residue from the applicator tip of the valve is expelled.The valve barrel includes an integral piercing edge to break the cartridge seal as the valve is inserted into the applicator tip of the cartridge. The barrel is sized and ribbed for an interference non-rotatable fit within the applicator tip. The valve cap is fully rotatable on the barrel and includes a beveled tip to direct material in any radial direction relative to the caulking gun handle.

Abstract: A spray nozzle is disclosed which can be attached transversely to a conduit wall for distributing liquid passing through the conduit. The nozzle is attached through an orifice in the wall and includes a body and a deflector attachable to each other. The body includes a bottom, a head, an axial passage, a liquid inlet adjacent the bottom and a jet adjacent the head, such that the nozzle is attached to the conduit by penetrating a nipple at the bottom of the body through the conduit wall. An inlet orifice prevents undesirably large sized objects from entering the passage. When the nozzle is inserted into the conduit an annylar groove positioned above the nozzle piercing nipple serves to securely retain the nozzle on the wall.

Abstract: A two-piece stabilizer for holding a surface hose or fluid conduit in place on the ground to prevent twisting or turning normally caused by residual stresses is disclosed. A lower base member has a central saddle portion with outwardly extending arms. A clamp member connectable with the base member by irreversible integral pins secures the base in place and prevents it from turning. Modified forms of the clamp member include a spigot portion on its bottom side for penetrating the hose to form a fluid connection and a retaining sleeve portion on its upper side to hold a riser or sprinkler device.

Abstract: A conduit for drip irrigation systems having a wall of a pierceable material characterized by a series of inwardly formed dimples along the length thereof and arranged to be pierced by a piercing member on an off-take or sprinkler, the dimples having a selected wall thickness in relation to the wall of the conduit, the conduit being optionally provided with ribs at the dimples to give further securing means and optionally including a tension wire or member for support.

Abstract: A continuous drip irrigation tube having a series of longitudinally extending capillary tubes formed on its wall integrally with said wall.