Abstract: A nozzle assembly through which texture material is dispensed from an aerosol system to substantially match an existing texture pattern. The nozzle assembly comprises an actuator member, at least one outlet member, and an outlet structure. The actuator member has a stem portion adapted to engage the aerosol system, an actuator opening, and an actuator passageway for allowing fluid to flow between the stem portion and the actuator opening. The at least one outlet member defines at least one outlet opening. The outlet structure secures the at least one outlet member to the actuator member. The at least one outlet member may be configured such that the outlet opening defines a plurality of cross-sectional areas each corresponding to a predetermined texture pattern. One of the cross-sectional areas is a selected cross-sectional area. The predetermined texture pattern associated with the selected cross-sectional area substantially matches the existing texture pattern.

Abstract: A shower bath tap comprised of a seat, an adapter, a circular water outlet tube, a rotation water outlet base, a diversion mechanism, and a depression handle; the adapter being pivoted to water supply lines on the wall and the depression handle being connected to a pivoting rod at the seat to depress the seat; the diversion mechanism being connected to the bottom of the seat; the circular water outlet tube and the rotation water outlet base being respectively connected to the seat; and the diversion mechanism controlling whether the water is to be delivered through the circular water outlet tube or to the rotation water outlet base.

Abstract: A gardening spraying nozzle comprises an outer annular cover installed at a water outlet of a spraying nozzle, a water outlet cover integrally formed with the outer annular cover, a water control disk within the water outlet cover, and an water outlet valve coupling to the water outlet of the spraying nozzle. The outer annular cover is integrally formed to the water outlet cover. The water outlet cover includes a mist-like spraying seal section and a low pressure water seal section; an annular end surface of the water control disk is formed with a sealing section corresponding to the low pressure water seal section of the water outlet cover. Thereby, the water outlet cover is buckled by the water control disk and the water control disk is buckled by the water outlet valve. Thereby, when the outer annular cover is rotated. It moves with the other element.

Abstract: The invention relates to a device for inspecting hollow spaces such as pipes, conduits, structures or containers. The device consists of the following: a probe with a built-in camera (5.0) whose objective is oriented towards a front end of a base body (1.0) of said probe; a hose-type supply line to the probe for a liquid or gaseous medium, said line being connected to the back end of the base body of said probe; a supply unit for the hose-type supply line, which is situated outside of the area where the probe is being used; at least one outlet nozzle (3.0) for the medium, which is located on the probe; and transmission means which are provided between the camera (5.0) and an evaluating and/or reproducing unit. At least three rotating outlet nozzles for the medium are situated on the periphery of the base body (1.0) between its front and back end and the jet axis of the medium is angled at 0° to 45° from the central longitudinal axis between the front and back end of the base body (1.0).

Abstract: A nozzle assembly includes a plastic, one-piece flood tip that attaches directly over the bayonet connector of a nozzle body. The nozzle body is of the diaphragm type for reduced weight, cost and complexity but modified to increase flow capacity. In one embodiment, a 90-degree bayonet is provided on the nozzle body turret, and other bayonet selections are also available on the turret for flat fan spray patterns. In a second embodiment, a conventional radially extending bayonet pattern is provided, and the flood tip itself is fabricated with a 90-degree turn. The plumbing system utilized for high spray rate applications with the flood tip is the same as for lower rate spraying using a different tip mounted on other bayonet connector on the turret.

Abstract: In a color changing apparatus for multiple color electrostatic coating of conductive coating material, a pipe joint (a) provided to be movable and an electrostatic spray gun connected to the pipe joint (a) through a pipeline are provided. A plurality of coating material supply circulation circuits, including a liquid tank, a pump and a pipe joint (b) disengageably engageable with the pipe joint (a) are provided. The liquid tank, the pump and the pipe joint (b) are connected through a pipeline. The pipe joint (a) and the pipe joint (b) in the plurality of coating material supply circulation circuits can be selectively engaged.

Abstract: A nozzle assembly through which texture material is dispensed from an aerosol system to substantially match an existing texture pattern. The nozzle assembly comprises an actuator member, at least one outlet member, and an outlet structure. The actuator member has a stem portion adapted to engage the aerosol system, an actuator opening, and an actuator passageway for allowing fluid to flow between the stem portion and the actuator opening. The at least one outlet member defines at least one outlet opening. The outlet structure secures the at least one outlet member to the actuator member. The at least one outlet member may be configured such that the outlet opening defines a plurality of cross-sectional areas each corresponding to a predetermined texture pattern. One of the cross-sectional areas is a selected cross-sectional area. The predetermined texture pattern associated with the selected cross-sectional area substantially matches the existing texture pattern.

Abstract: The present invention relates to a spray nozzle for a two-component, air-assisted, low pressure spray system including a) a static mixer having an inlet port on its upstream end for receiving a first liquid component and a second liquid component that is reactive with the first liquid component and having on its downstream end an optionally removable spray tip for introducing the mixed liquid components into an atomizing zone, b) a static mixer shroud, which encases the static mixer, is dimensioned on its upstream end for connecting the shroud to a dispensing unit for the first and second liquid components and has on its downstream end an optionally removable spray section having inlet ports for receiving pressurized air and outlet ports for introducing air into the atomizing zone, wherein the spray tip passes through an orifice in the spray section such that the mixed liquid components are introduced into the atomizing zone.

Abstract: The present invention relates to an air blowgun, and more particularly to an innovated blowpipe mechanism of the air blowgun, which can secure with variety nozzles individually for meeting to different purposes. Wherein a thread is set on the tip end of the blowpipe, thereby to connect with an extending long blowpipe, a screen nozzle, a charging adapter, a plug-in charging connector, a low-pressure nozzle, a soft nozzle, or a vent wire and so on to form multifunction tool, and it has small volume, easy mounting and replacing operation and facilitating carryover feathers.

Abstract: An apparatus for applying spray texture to a wall or the like. The apparatus comprises an aerosol can containing pressurized spray texture material. The spray texture material is released from the can by a valve and passes through a nozzle passageway, out of a discharge opening, and on to a surface to be textured. The apparatus further comprises an outlet member that can be placed over the discharge opening to vary the effective cross-sectional area thereof. This outlet member can be in the form of a straw or tube that is inserted into the nozzle passageway or a disc or other member having a plurality of outlet orifices formed therein. The outlet member having a plurality of outlet orifices can be attached directly to an actuator member in which the dispensing passageway is formed.

Abstract: The present invention provides for a nozzle assembly including a body having a conduit extending from an inlet to an outlet. A first end of a shaft is mounted to the body and a second end of the shaft extends from the body proximate the outlet. The shaft is moveable between a retracted position and an extended position. A turret is rotationally mounted on the second end of the shaft and a plurality of nozzles are removeably mounted on the turret for alignment with the outlet. The nozzle that is aligned with the outlet sealingly mates with the outlet when the turret in the retracted position and is spaced from the outlet when the turret in the extended position.

Abstract: A hand shower has a handle having an outer part extending along a handle axis and having an outer face and a shower head forming at least one spray opening directed along a spray axis extending nonparallel to the handle axis. a pivot between the handle and shower head allows pivoting of the head on the handle about a pivot axis inclined at 30° to 90° to the handle axis, normally 45°. The pivot axis extends at an angle between 35° and 50° to the spray axis.

Abstract: A fire-fighting tool incorporates a twist-lock mechanism whereby various nozzles can be interchanged for particular fire-fighting purposes. Included in such nozzles are a penetrating nozzle having a doubly bevelled front end for easier access through a roof, and various fluid ejection and misting elements that can be configured in terms of fluid aperture angles to produce a mist directed somewhat back towards the user, transverse to the nozzle, or forward from the nozzle. A non-penetrating embodiment of the invention also uses an end ejecting misting region. The foregoing elements can be used in conjunction with various extention wands, which are removably connectable fluid channels bent to various angles, so as to provide easier access to fires that are located within recesses of buildings, motor vehicles, or boats and the like.

Abstract: A dual tip nozzle replaces a single tip nozzle in a resist applicator station to double the number of photoresists that are available. The resist applicator station is of the type having a nozzle holder block, at least one single tip nozzle attached to the nozzle holder bock, and a first resist line extending through the nozzle holder block and into engagement with the nozzle. The dual tip nozzle includes two cavities having respective orifices. Each cavity receives a separate resist line for dispensing separate photoresists.

Abstract: A method for fabricating a DRAM device, comprising the steps of: providing a SOI substrate upon which a first silicon layer, a buried oxide film and a second silicon layer are stacked; forming an isolation film in the second silicon layer; forming first and second trenches in the second silicon layer and the isolation film; forming gate electrodes in both sidewalls of the first and second trenches; forming first and second impurity regions in the upper surface of both sides of the first trenches and third and fourth impurity regions beneath the first and second trenches by injecting impurity ions into the second silicon layer; forming a capacitor to contact the first and the second impurity regions via first and second contact holes in a first intermediate insulating layer, and a first wiring to contact with the fourth impurity region via third contact hole in the first insulating layer; forming a first conductive layer pattern including a second wiring to contact with the first wiring via fourth contact hole

Abstract: A chip removal and replacement system is designed for safely and easily removing or reattaching components from a printed circuit board. The system includes an automatic suction system for lifting a component which has been removed. A nozzle connection and replacement mechanism is provided for interchanging nozzles. The system is also provided with an improved circuit board holder, a circuit board auxiliary preheater, and a simplified control system with one touch removal and replacement.

Abstract: A hot-melted adhesive gun has a holding portion, a barrel, a hot-melted device disposed in the barrel, a front casing, and a rear casing. The holding portion has a button, a circular hole, a male socket, and a support plate. The hot-melted device has a main pipe, an electric heater, a rear pipe, and an injection nozzle. The tube is inserted in a circular hole of the holding portion. The hot-melted device is inserted in the hollow casing. The front casing is disposed on a front portion of the hollow casing. The hollow casing is disposed on the support plate and in front of the rear casing.

Abstract: A brush and water spray system comprising, a primary head having a flat exterior section with apertures therethrough for dispensing water, a tubular interior section in a cylindrical configuration adapted to be coupled to a shower outlet tube for receiving water to be dispensed and a generally hemispherical intermediate section with a housing therewithin and a connector at the interiormost end of the inner section couplable to the shower outlet tube.

Abstract: A cleaning device of a toilet bowl having a handle tube, which is provided at one end with a head seat. The head seat is formed with a receiving area at one side and covered by a retainer. The retainer is provided with a receiving hole for receiving a perforated plate. A bolt passes through the center of the perforated plate to insert into the pillar of head seat, and a rod inserts into the socket of the of head seat from the rear of the perforated plate. The surface of the perforated plate is formed with a circular trough, which is provided with a plurality of pins engaging inside with a ring body. The surface of ring body is formed with a plurality of protuberances.

Abstract: A spray cover includes a cover covered on a spray can, the cover having a locating block at the periphery and a guide hole extended from the center of the locating block and connected to the output end of the spray can, and an adjustment block coupled to the locating block and moved on the locating block vertically between a first position, where a first spray hole at the adjustment block is connected to the guide hole at the locating block for producing a first spray, and a second position, where a second spray hole at the adjustment block is connected to the guide hole at the locating block for producing a second spray.

Abstract: A tool including a nozzle for providing a high speed sheet of water wherein a generally circular pressurized stream of water is accelerated through a reduced area and reformed into a high-speed water sheet. The tool may include a reservoir for holding liquid cleaners, and a port through which the liquid cleaner is introduced into the nozzle through a port in the nozzle.

Abstract: An aerosol assembly for applying texture material to a surface in a plurality of pre-existing texture patterns. One or more actuator assemblies are employed, each one defining an outlet orifice having a different cross-sectional area. Each actuator assembly is associated with or can be reconfigured to be associated with a different pre-existing texture pattern. In one form, the actuator assemblies comprise a plurality of identical button members having an outlet chamber and a tube member inserted into the outlet chamber of each button member. The tube members define discharge passageways having different cross-sectional areas. The entire actuator assembly is removed and replaced to dispense a different texture pattern. In another form, the actuator assemblies are individual button members manufactured to define outlet chambers that form discharge passageways of different cross-sectional areas.

Abstract: The present invention relates to an aerating fountain for use in aerating water and producing aesthetically appealing water sprays. The fountain has a float with an aperture running through its center. It has an electric motor with an impeller coupled to its shaft. The motor is mounted to the float such that the impeller is adjacent to the float aperture. The fountain has a nozzle plate having a set of nozzles. The nozzle plate is releasably coupled to a top side of the float such that one of the nozzles is disposed directly above the float aperture. The nozzle plate is coupled to the float in such a manner that it may be easily adjusted to bring a different nozzle into alignment with the float aperture.

Abstract: Proposed is a spraying-tool head (1), for use in particular in foundries, which has a distribution plate (9) fitted to an adapter (7) and, screwed onto the distribution plate, a nozzle plate (11) equipped with spray nozzles (4). The adapter as well as the distribution plate and the nozzle plate can be extended by adding screw-on or insertable modules.

Abstract: An adhesive supply unit used in palletizing applications having a multipositional head consisting of a module, service block, and head. Initially, the head is fastened to the service block forming a single head and service block unit. The head and service block unit may then be fastened to the adhesive supply unit in at least two ways at the lower module of the module. In one embodiment, the head and service block unit are vertically attached to the lower module so as to produce an adhesive swirl spray pattern. In another embodiment, the head and service block unit are horizontally attached to the lower module so as to produce an adhesive bead pattern.

Abstract: A sprayer device includes a base rotatably supported on a housing and having an inner chamber for receiving water. A rotary member is rotatably secured on the base and may receive water from the base. The rotary member includes one or more rows of radially aligned holes each having a slope for allowing the water to flow out of the rotary member in a slope and for allowing the water to apply a force against the rotary member so as to rotate the rotary member relative to the base. A handle is pivotally coupled to the housing and includes a stick for securing to the ground.

Abstract: Art apparatus for applying spray texture to a wall or the like. The apparatus comprises an aerosol can containing pressurized spray texture material. The spray texture material is released from the can by a valve and passes through a nozzle passageway, out of a discharge opening, and on to a surface to be textured. The apparatus further comprises an outlet member that can be placed over the discharge opening to vary the effective cross-sectional area thereof. This outlet member can be in the form of a straw or tube that is inserted into the nozzle passageway or a disc or other member having a plurality of outlet orifices formed therein. The outlet member having a plurality of outlet orifices can be attached directly to an actuator member in which the dispensing passageway is formed.

Abstract: A method for applying a spray texture material to a wall surface utilizing an aerosol container for the texture material, along with discharge tubes through which the material is dispensed. By using tubes of different cross-sectional area, the spray patterns of the material can be made with smaller and larger particle size within more precisely controlled limits.

Abstract: A method for applying a spray texture material to a wall surface utilizing an aerosol container for the texture material, along with discharge tubes through which the material is dispensed. By using tubes of different cross-sectional area, the spray patterns of the material can be made with smaller and larger particle size within more precisely controlled limits.

Abstract: A method for applying a spray texture material to a wall surface utilizing an aerosol container for the texture material, along with discharge tubes through which the material is dispensed. By using tubes of different cross-sectional area, the spray patterns of the material can be made with smaller and larger particle size within more precisely controlled limits.

Abstract: A method for applying a spray texture material to a wall surface utilizing an aerosol container for the texture material, along with discharge tubes through which the material is dispensed. By using tubes of different cross-sectional area, the spray patterns of the material can be made with smaller and larger particle size within more precisely controlled limits.

Abstract: A hand-held spray gun including a handle section, a barrel section mounted forwardly of the handle section, and a nozzle section mounted forwardly of the barrel section. The handle section has a liquid inlet at a rearward end thereof and is adapted to direct pressurized liquid in a straight longitudinal path through a relatively inexpensive plastic tube which functions both as a liquid conduit and as a mechanism for moving a valve follower of the gun between open and closed conditions in response to actuation of a trigger. The handle section further has a pressurized air inlet which communicates with the nozzle section through an air passageway defined between the liquid conduit tube and a barrel section housing for facilitating liquid atomization of the spray discharge.

Abstract: A chassis assembly for a moveable spraying apparatus supports a container which contains material such as paint and a handle assembly for controlling the apparatus. This chassis includes a housing with a support beam which supports the handle assembly within the housing and at the side of it. It also includes a wind screen for shielding the discharged material from the wind, can holders for receiving spent and unused containers, and an indicator for maintaining the apparatus along a predetermined path.

Abstract: A hand held, spring actuated single stroke piston desoldering instrument having a removable, replaceable nozzle tip in combination with a novel removal tool which also serves as a holder for several spare tips is disclosed. The barrel of the desoldering instrument is one-piece molded and includes an end cap portion with a forwardly protruding nose portion having a nozzle retaining central bore therethrough. The novel replaceable nozzle element has two annular grooves formed about its periphery: the first mates with an annular reduced diameter shoulder within the retaining bore of the end cap; the second is normally disposed forwardly of an outside of the end cap where it may be gripped by a pair of flexible jaws on the removal tool.

Abstract: A spraying device comprising a spray tube having a fluid entrance end connectable to a primary fluid source, and a fluid exit end upon which an additive fluid dispenser is removably mounted. The additive fluid dispenser, having a chamber for holding additive fluid and a mixing chamber, is coupled to the fluid exit end of the spray tube in coaxial alignment with the direction of flow of primary fluid through the spray tube, causing opening of a valve mechanism in the fluid dispenser. The additive fluid then is metered into the primary fluid flowing through the dispenser, by diverting a portion of the primary fluid flow against a movable piston on a piston guide member-primary fluid conduit, to cause flow of the additive fluid through the valve mechanism. The spray tube may be of elongated telescoping construction, or of nontelescoping construction, and may include a control valve.

Abstract: Hydraulic apparatus for bodily hygiene comprising a body (1) of which a portion is arranged to constitute a handle (1a) provided with a threading (6) permitting its coupling to a flexible pipe, this body being provided internally with at least two distribution conduits (8,9) and a inlet conduit (7) capable of being placed in communication with one or the other of the distribution conduits, according to the position of a two-position selector (1a-1b-2), and characterized in that one of the distribution conduits (8) opens into a wide cavity (10) constituting the head of the apparatus and bounded by a spray head (11), while the second of the distribution conduits (9) communicates with a coupling mouth piece (12) likewise arranged in the head (1b), and in that the apparatus also comprises a removable attachment (20,23,25,35,41) provided with a fixing ferrule (17) intended to be coupled to the mouth piece, for example by insertion into the latter.

Abstract: A nebulizer which pumps up water and mists the pumped up water comprises an elongated main body with a center hole for water passage, and piezoelectric vibration elements together with electrodes for energizing the same mounted on the main body. The vibration elements are water-proofed, and the nebulizer itself is supported by using a flange on a water-proof member and the flange is on a plane on which a center electrode is positioned. Upon vibration of the elements, water is pumped up through the inlet of the main body, and is dissipated into the air through the outlet of the main body. Preferably, the inlet and the outlet are removable from the main body, and the inlet is coated with a thin hard film. Preferably, the outlet is covered with a mesh, or at least an opening of the outlet is covered for preventing the release of water that has not been convereted to mist.

Abstract: The present invention relates to generation of pulsed supersonic gas flow through a slit-shaped nozzle, useful in a wide range of applications, including particle separation, wind-tunnel studies, and especially spectroscopic studies of cold, gas-phase molecules. Specifically, the present invention is directed to a pulsed slit nozzle, which has a high length to width ratio, affording high sensitivity in spectroscopic applications.In addition, the present invention provides low dead volume, superior sealing properties, ease of actuation, heatability, uniform flow, ease of construction and maintenance, chemical inertness and long life.

Abstract: A spray medium inset for a spraying pistol includes a spraying nozzle, and a needle for selectively closing the nozzle spray opening. The inset includes a connecting channel terminating in a cylindrical recess having an annular recess in the wall surrounding the cylindrical recess that snugly accommodates an annular ridge around the opening of a spray medium tank detachably secured to the connecting channel in the cylindrical recess. The connecting channel also includes a plug for normally keeping the spray opening closed with the jet needle. The tank has a concave bottom supporting a mixing shaft in a claw plug with a frangible annular zipper zone around the shaft. The mixing shaft is formed with a plug that engages a seat in the connecting channel bolt member that keeps the connecting channel closed and the spray opening closed with the shaft in its original extended position.

Abstract: An electrostatic powder spray gun comprises a powder cup and is constructed such that the powder cup comprises a removable cover which is secured to the pistol tube of the gun in an easily-detachable manner, whereby a conveying tube and an air tube extend through the cover and are held thereat. The air tube projects beyond the cover and, given the cover secured to the pistol tube, projects into a spring-loaded discharge valve of the compressed air feed line and thereby holds the same in the open position against spring pressure. Given the cover secured to the pistol tube, the orifice of a powder channel extending in the pistol tube is constructed as a connection for a powder feed line leading from a remote powder preparation system.

Abstract: A modular spraying assembly particularly adapted for use with automatic molding or dye casting machines which is characterized by a plurality of identical sprayhead modules which can be mounted in linear relationship to one another to form variable vertical and horizontal columns accomodating the particular design of a mold or dye which may be sprayed. A support hanger and manifold blocks are provided to communicate a source of air pressure and liquid mold release compound or lubricant to each linear column of spray head modules. Each sprayhead module is mounted in communication with the sprayhead modules forming a given linear column via a plurality of parallel bores which form air and liquid supply passages common to all sprayheads in the linear column and through which tie rods extend to provide a convenient connecting means for any given number of sprayhead modules in the linear array.

Abstract: A spray system, including a nozzle unit composed of a pair of plates facing each other, plural spraying nozzles provided on the plates and a distribution manifold having plural chambers. A branch outlet of each chamber is interconnected to a spraying nozzle through a tube. A plurality of atomizers are mounted on a manifold base supported by a supporting member. The nozzle unit is held by jointing the manifold to the manifold base through a joint in a detachable manner. Different kinds of mold release agents, and an antiseize device or water is supplied to each atomizer and each atomizer is connected to a corresponding chamber.

Abstract: A spraying head for spraying material such as herbicides comprises a rotary distribution member (22) and a body made up of a housing (4) and a cap (6) which is rotatable on the housing (4). The housing (4) has a projection (28) which projects into an aperture (74) in the cap (6) to define an annular gap (78). The housing (4) and the cap (6) also define an annular cavity (72) into which material is introduced in use, the material then flowing to the member (22) through the gap (78). Means, utilizing rotation of the cap (6) on the housing (4), is provided for adjusting the flowrate of material to the distribution member (22).

Abstract: A nozzle assembly for a plasma gun is disclosed, containing an annular coolant passage for extended nozzle life, providing for convenient and low cost replacement of the nozzle member and for improved gun operation. To form the assembly a jacket is disposed about the nozzle member in a predetermined coaxial position. An inner surface of the jacket cooperates with the cylindrical exteriority of the nozzle to define an annular coolant passage. The jacket and the nozzle are in relative slidable relationship such that the nozzle member is removable and replaceable forwardly with respect to the jacket, forwardly being in respect to the direction of the plasma flame. A flange at the forward end of the nozzle member retains the nozzle member from sliding rearward from the predetermined position with respect to the jacket. The jacket has coolant ports for the coolant connecting with the annular passage. A seal such as an O-ring is interposed between the rear portion of the nozzle and the jacket.

Abstract: A burner which can be used to dispose of heavy crude waste oil and petroleum products contaminated with drilling mud. The burner includes a nozzle assembly which internally mixes atomizing fluid with the primary fluid being disposed of by the burner. If desired, secondary fluid can be injected into the nozzle assembly to improve the combustion of primary fluid. In the alternative, secondary fluid can be injected into the compound mixture of atomizing fluid and primary fluid exterior to the nozzle assembly.

Abstract: A hand-held apparatus for spraying foam comprises (a) a manually-operated dispensing pump capable of receiving a foamable liquid from a suitable container and ejecting it into the atmosphere through an atomizing nozzle, thereby forming a spray from such liquid and projecting it outwardly from the nozzle in a predetermined spray pattern, and (b) foam-forming device including an air inlet and a screen retained in the path of the spray. The screen can be retained in a foam-forming position by suitable means such as a housing operatively associated with the dispensing pump. Substantially all the spray passes through the foam-forming device without contact except by the screen, thereby generating foam with little modification of the predetermined spray pattern.

Abstract: A hand-held apparatus for spraying foam comprises (a) a manually-operated dispensing pump capable of receiving a foamable liquid from a suitable container and ejecting it into the atmosphere through an atomizing nozzle, thereby forming a spray from such liquid and projecting it outwardly from the nozzle in a predetermined spray pattern, and (b) foam-forming device including an air inlet and a screen retained in the path of the spray. The screen can be retained in a foam-forming position by suitable means such as a housing operatively associated with the dispensing pump. Substantially all the spray passes through the foam-forming device without contact except by the screen, thereby generating foam with little modification of the predetermined spray pattern.

Abstract: A spray nozzle system including a modular nozzle assembly comprising a liquid inlet unit having at least one tail pipe for connection of a flexible hose and a clamp enabling the liquid inlet unit to be clamped to a dry spray bar at a freely selected position therealong, an alternative liquid inlet unit having a liquid inlet pipe and a clamp enabling the unit to be clamped to a wet spray bar with the inlet pipe sealingly engaging an aperture in the bar, a check valve unit and a spray nozzle unit, either of the valve unit and the nozzle unit being connectible to either one of the two inlet units and the spray unit being connectible to the check valve unit.

Abstract: A multi-directional nozzle assembly for a fluid dispensing duct system, comprising a housing structure having at least three discrete sections arranged in parallel in a lateral direction of the housing structure and consisting of first and second sections respectively constituted by the outermost two of the three sections and a third section constituted by the remaining one of the three sections, wherein each of the first and second sections is arranged to be capable of horizontally deflecting a flow of air to be discharged therefrom while the third section has detachably fitted therein a nozzle unit adapted to deflect a flow of air either horizontally or vertically.

Abstract: A jet carrier assembly for cleaning well liners has a jet tool stabilized by a centralizer proximate to each of the tool's upper and lower ends. The jet tool is an elongate member having about 4 to 8 pairs of jet nozzles axially spaced therebetween, the axial spacing between alternate pairs being equal. The jet nozzles are spaced to provide a jet fluid track that covers any given point on the liner at least once but not more than twice when the member is lifted at a constant selected vertical speed and a constant selected rotational speed. The nozzles are mounted within adapters which are in turn detachably mounted to the elongate member. The adapters, which are provided in various sizes depending upon the diameter of the well liner, are interchangeable. The centralizers are capable of axial and rotational movement along mandrels attached to the upper and lower ends of the tool.