Terminal Outlet Means In Or On Flow Line Coupling Patents (Class 239/267)
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Patent number: 12145168Abstract: An above ground portable irrigation system is provided having at least one base assembly and/or at least one hub assembly, or any combination of at least one base and at least one hub assembly that are interconnected by hoses through cam-lock connections to provide irrigation to any area.Type: GrantFiled: August 1, 2017Date of Patent: November 19, 2024Inventor: John M. Pollok
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Patent number: 12058952Abstract: Described herein are implements and applicators for placement of fluid applications with respect to agricultural plants of agricultural fields. In one embodiment, a nozzle includes a fluid inlet, a fluid outlet, and a rotatable member to rotate over the fluid outlet to selectively expose the fluid outlet to at least one opening to provide fluid flow from the fluid outlet through the opening. Upon the rotatable member rotating over the fluid outlet, a different number of openings is in fluid communication with the fluid outlet.Type: GrantFiled: July 21, 2017Date of Patent: August 13, 2024Assignee: Precision Planting LLCInventors: Jason Stoller, Ian Radtke
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Patent number: 9909811Abstract: An exchanger for a pool, large storage tank, or pond is described herein. In one embodiment, the exchanger includes a diffuser hub, exchanger extension arms that extend radially outward from the diffuser hub, one or more exchanger rings that intersect with the heat exchanger extension arms, and a fill tube that extends to the diffuser hub. One or both of the heat exchanger arms and/or the exchanger rings include fluid apertures that direct fluid into the pool. Fluid pumped into the fill tube may flow through into the diffuser, through the exchanger extension arms and/or the one or more exchanger rings, and out through the fluid apertures at various locations into the pool. As such, heated fluid, or fluid to be mixed, for example, may be more evenly and quickly distributed into the pool.Type: GrantFiled: March 3, 2016Date of Patent: March 6, 2018Assignee: Hydra Heating Industries, LLCInventors: Michael Hoffman, Jeannot Morin
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Patent number: 9623423Abstract: A spray head assembly comprising a body configured to receive a supply of fluid and a face in fluid communication with the body, the face having a plurality of nozzles arranged in a non-linear pattern for directing the fluid from the spray head, wherein the plurality of nozzles are configured to direct the fluid flow to form a wedge-shaped spray pattern between the face and a focal region at a focal length from the spray head, and wherein the spray pattern forms a linear spray arrangement in the focal region.Type: GrantFiled: January 26, 2012Date of Patent: April 18, 2017Assignee: KOHLER CO.Inventor: Perry Erickson
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Patent number: 9551206Abstract: An exchanger for a pool, large storage tank, or pond is described herein. In one embodiment, the exchanger includes a diffuser hub, exchanger extension arms that extend radially outward from the diffuser hub, one or more exchanger rings that intersect with the heat exchanger extension arms, and a fill tube that extends to the diffuser hub. One or both of the heat exchanger arms and/or the exchanger rings include fluid apertures that direct fluid into the pool. Fluid pumped into the fill tube may flow through into the diffuser, through the exchanger extension arms and/or the one or more exchanger rings, and out through the fluid apertures at various locations into the pool. As such, heated fluid, or fluid to be mixed, for example, may be more evenly and quickly distributed into the pool.Type: GrantFiled: October 28, 2014Date of Patent: January 24, 2017Assignee: HYDRA HEATING INDUSTRIES, LLCInventor: Michael Hoffman
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Patent number: 9533313Abstract: A jet shower sprayer includes three or more tubular distribution members connected together end to end forming an endless fluid path therein. Each tubular distribution member includes a plurality of nozzle openings. A water supply port is connected to and in fluid communication with the tubular distribution members.Type: GrantFiled: June 30, 2015Date of Patent: January 3, 2017Inventor: Carl Anderson
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Patent number: 8397745Abstract: Embodiments of a fluid flow regulating device and methods of using the same are described. Certain embodiments manages fluid flow between one or more input ports and output ports at least partly in response to fluid pressure changes and/or by a mechanism driven by fluid flow, optionally without using electrical power.Type: GrantFiled: May 11, 2012Date of Patent: March 19, 2013Assignee: Colt Irrigation, LLCInventor: James Walter Hurst
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Patent number: 7908997Abstract: A new and improved hybrid hot melt adhesive or other thermoplastic material dispensing system wherein two or more different hot melt adhesive or other thermoplastic material depositions, comprising, for example, two or more different types of patterns, two or more different types of application techniques or processes, or two or more different types of cyclical operations, can effectively be simultaneously achieved at substantially two or more different locations relative to an underlying substrate. The hybrid system comprises a metering station upon which is mounted a metering head comprising a plurality of metering head dispensing modules, and a pair or remote applicator heads comprising a pair of applicator head dispensing modules.Type: GrantFiled: June 4, 2007Date of Patent: March 22, 2011Assignee: Illinois Tool Works Inc.Inventors: Mel Steven Lessley, Daniel D. Bourget
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Patent number: 7886837Abstract: An external sprinkler system for use on homes is herein disclosed. It is designed to prevent the ignition of the roof structure from glowing ashes or embers from a nearby wild fire or structure fire. The sprinkler system would use a series of nozzles connected to a common manifold and integrated therein a building structure's roof vents. The piping connecting the manifold is connected to a water supply via a control valve mounted at grade level. Control equipment provides switching between a public water supply and home cisterns. Runoff water is captured by the existing gutter system and recycled through the system. During activation, the system soaks the roof and house and makes it very difficult for ignition from an external source to take place. The system provides manual activation and remote activation from a cell phone or fire station.Type: GrantFiled: November 27, 2007Date of Patent: February 15, 2011Inventor: Hans E. W. Helfgott
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Patent number: 7823800Abstract: A misting system may include at least one prefabricated mist line comprising at least one mist tee having at least one arm extending outwardly from a body, a latitudinal threaded hole defined in the body, and a longitudinal hole extending through the at least one arm and at least into the body and in fluid communication with the latitudinal threaded hole. A method of forming a misting system may include prefabricating at least one mist line by: aligning an end of at least one tube having a hole there through of a first predetermined diameter with at least one arm of at least one misting tee that is of a second predetermined diameter greater than the first predetermined diameter; and press-fitting the at least one arm into the end of the at least one tube, thereby deforming an end portion of the at least one tube.Type: GrantFiled: January 31, 2006Date of Patent: November 2, 2010Inventors: Jeff Kalpakoff, Niko Lambesis
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Patent number: 7736443Abstract: In an endoscope washer disinfector, a bath comprises a mounting plane on which an endoscope with a duct is mounted and a wall member. A connector has two ends consisting of one end located to penetrate through the wall member and to be secured watertightly to the wall member. The one end faces an opening of the duct of the endoscope mounted in the bath. The other end is connected to a fluid source storing fluid for washing and disinfecting the endoscope. A nozzle is movable in the connector along an inner passage thereof and moved toward the one end of the connector to protrude from the one end to realize a watertight and detachable connection with the opening of the duct. The fluid is supplied to the duct when the fluid is supplied from the fluid source.Type: GrantFiled: December 27, 2007Date of Patent: June 15, 2010Assignee: Olympus Medical Systems Corp.Inventor: Hideto Onishi
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Patent number: 7611071Abstract: A hot melt adhesive material application system is disclosed wherein both the control module and the dispensing nozzle are effectively provided with internal alternative flow paths. A fixed orifice is internally incorporated within the dispensing nozzle such that when the hot melt adhesive material is not being supplied to the dispensing nozzle and its discharge orifice, the hot melt adhesive material can be recirculated through the dispensing nozzle and the control module in accordance with controlled backpressure parameters which correspond to the supply pressure which is characteristic of the hot melt adhesive material being supplied to the dispensing nozzle and its discharge orifice.Type: GrantFiled: April 24, 2006Date of Patent: November 3, 2009Assignee: Illinois Tool Works Inc.Inventors: Edward W. Bolyard, Jr., Mairi MacLean
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Patent number: 7503591Abstract: A spray bar assembly conduit having a connecting area easily attachable to a connecting piece. The connecting area includes a first outwardly directed bead which contacts the connecting piece and a second inwardly directed bead. The connecting piece is preferably equipped with a connecting plug or locking device for securing the connecting piece axially in the connecting area with the connecting plug engaging with the first bead.Type: GrantFiled: September 21, 2005Date of Patent: March 17, 2009Assignee: John Deere Fabriek Horst B.V.Inventors: Joseph M. Beeren, Casper Grotenbreg
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Patent number: 7448555Abstract: Spraying tool for foundry molds with spraying nozzles, which can be controlled separately for several media per spraying nozzle and/or for a spraying nozzle per medium.Type: GrantFiled: June 14, 2004Date of Patent: November 11, 2008Assignee: Wotec Automationssysteme GmbHInventor: Rudolf Wollin
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Publication number: 20080185459Abstract: The present invention is directed to a system for supplying chemicals to a plurality of nozzles to fabricate integrated circuits. The system includes a supply line, a return line, and a selecting part for supplying a constant amount of chemicals to the return line or one of nozzles. According to the invention, a constant amount of chemicals are supplied from a chemical storage irrespective of the number of nozzles requiring a supply of chemicals. This enables a pump to avoid overworking and suppresses the conventional problem that a determined time is required for enabling chemicals to reach a fixed temperature.Type: ApplicationFiled: December 31, 2004Publication date: August 7, 2008Inventors: Doo-Keun An, Pyeng-Jae Park
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Publication number: 20080054096Abstract: 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.Type: ApplicationFiled: September 1, 2006Publication date: March 6, 2008Inventor: Michael J. Hibberd
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Patent number: 7210637Abstract: An apparatus for dispersing mist in a predetermined area includes means for obtaining water from a water source and means for dispersing the water as mist. A connecting means connects the obtaining means to the dispersing means. Upon the obtaining means obtaining water, water is provided through the connecting means for dispersing by the dispersing means thereby providing a cooling mist therefrom.Type: GrantFiled: July 12, 2004Date of Patent: May 1, 2007Inventor: James Johnson
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Patent number: 7014126Abstract: A sorting machine for diverting an article from an article stream generally includes a manifold, a first valve supported on the manifold and a second valve supported on top of the first valve. The manifold has a first blow-off conduit and a second blow-off conduit formed therein. The first blow-off conduit terminates at a first blow-off port and the second blow-off conduit terminates at a second blow-off port. The first valve is in fluid communication with the first blow-off conduit of the manifold for supplying a burst of fluid out of the manifold through the first blow-off port to divert an article from an article stream intersecting with the first blow-off port. The first valve further has a by-pass duct in fluid communication with the second blow-off conduit of the manifold.Type: GrantFiled: March 17, 2004Date of Patent: March 21, 2006Assignee: Festo CorporationInventors: Marcus Boertje, Michael Foy
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Patent number: 6830203Abstract: 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 hose to a cultivating area, wherein the emitter comprises a flow regulating passage, wherein the flow regulating passage has at least an inlet section operatively connected to the irrigation hose, at least an outlet section for dripping the water to the cultivating area and a laminar flow region between the inlet section and the outlet section. The emitter further may comprises at least a venturi accelerator mounted on the inlet section. Whereby according to the “Bernoulli's Theorem” due to the land slop between the water supply and the cultivating area, which creates a gravity potential water is flowed from the water supply through the drip irrigation hose through the emitter and dripping to the cultivating area.Type: GrantFiled: June 27, 2001Date of Patent: December 14, 2004Inventor: Mohammad Neyestani
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Patent number: 6779744Abstract: Vehicle undercarriage cleaners clean the undercarriage of vehicles. Dirt, mud, salt, chemicals, snow and other materials accumulate on the undersides of vehicles. The vehicle undercarriage cleaner removes these materials without requiring the user to manipulated during use by employing a set of interlocking pipes and joints laid out to form a nested rectangle. Water holes piercing the top surface of the pipes result in sprays of water when a hose is connected to the hose attachment mechanism. Addition or removal of pipes and joints allows the dimensions of the vehicle undercarriage cleaner to be adjusted to accommodate any vehicle.Type: GrantFiled: August 8, 2003Date of Patent: August 24, 2004Inventors: Efi Marine, Richard James LaLond
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Patent number: 6394368Abstract: 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 and a second end. Each of a plurality of secondary hoses has a first end and a second end. Each of the first ends of the secondary hoses is fluidly coupled to the primary hose. Each of the secondary hoses is spaced from each other and has a length less than a length of the primary hose. A valve means selectively opens and closes the second end of the primary hose. The valve means is securely attached to the second end of the first hose. The valve means coupled to the second end of the primary hose has a threaded inner surface and defines a female coupler. A male coupling member is securely attached to the first end of the primary hose such that a plurality of primary hoses may selectively be fluidly coupled together.Type: GrantFiled: September 21, 2000Date of Patent: May 28, 2002Inventor: Coleen C. Hintz
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Patent number: 6315219Abstract: A fluid-atomization manifold (50) for use in a misting system (20) configured to distribute a fluid (24) and to render that fluid (24) into a mist (26) is provided. The fluid-atomization manifold (50) has an input connector (54) coupled to a connector (44) of an interface fitting (36) coupled to fluid-distribution tubing (34) of the misting system (20). The fluid-atomization manifold (50) has a plurality of output connectors (56), wherein a connector (48) of each of a plurality of fluid-atomization nozzles (46) of the misting system (20) is configured to mate with the connector (44) of the interface fitting (36) and is coupled to one of the output connectors (56) of the fluid-atomization manifold (50).Type: GrantFiled: October 20, 2000Date of Patent: November 13, 2001Inventor: Nathan Palestrant
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Patent number: 6237860Abstract: A spray apparatus includes a pump for pressurizing water, a drive unit for driving the pump, a flow regulator for regulating the flow of water pressurized by the pump, and a modular spray assembly. The modular spray assembly includes piping connected to the pump, a plurality of quick coupler units connected to the piping, and water outlets connected to the quick coupler units through which the pressurized water is sprayed, wherein the pressurized sprayed water creates a mist and a wind. The spray apparatus can be assembled in a tent-like structure to provide a rain room, wherein a mist and a wind are generated by the apparatus.Type: GrantFiled: December 27, 1999Date of Patent: May 29, 2001Assignee: Potomac Rain RoomInventor: Lawrence E Ducey
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Patent number: 6065693Abstract: A spray shower apparatus reconfigurable and adjustable for watering flowers and other plants planted in beds. The apparatus comprises a kit enabling modular assembly and enclosed within a common enclosure. The principal component of the kit is a rigid liquid conduit having at least one threaded end and a plurality of orifices disposed on the lateral wall of the conduit. The conduit has a plurality of spray nozzles attachable to the orifices of the liquid conduit. Each spray nozzle is adjustable as to direction of spray relative to the liquid conduit. Other components of the kit include a connector for connecting the liquid conduit to an external source of liquid, brackets for securing the liquid conduit to a vertical environmental surface, and an end cap for closing the distal end of the liquid conduit. Preferably, components are provided in quantities enabling a plurality of liquid conduits to be arranged in series.Type: GrantFiled: August 28, 1998Date of Patent: May 23, 2000Inventor: John J. Lukas
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Patent number: 6053427Abstract: A nozzle fluid supply system for use in sprayers that combines the modular advantages of a dry boom system with the high capacity of a wet boom system. Pressurized fluid is carried by rigid tubes connecting adjacent nozzle holding members attached to the sprayer. A two-part nozzle holding member is disclosed for attachment to a dry boom bracket through a hole therein. The combination of the short rigid tubes and two-part nozzle holding member provide a modular system with interchangeable parts.Type: GrantFiled: July 28, 1998Date of Patent: April 25, 2000Inventors: Wilfred H. Wilger, Mark Bartel
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Patent number: 5916367Abstract: 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.Type: GrantFiled: June 19, 1996Date of Patent: June 29, 1999Assignee: WOTEC Automationssysteme GmbHInventor: Rudolf Wollin
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Patent number: 5799346Abstract: A dual shower head device having elongated tubular sections that are connected in a telescopic manner to form an elongated unit is disclosed. The elongated telescoping tubes serve to adjust the length of the device to fit a particular tub/shower enclosure, to aid in securing the unit in place between opposite walls of the enclosure, and to allow the unit to be compressed for ease in installing and positioning the unit in place between the walls, and to provide a conduit for moving water. A helical spring is compressed within the tubular unit and serves to urge the tubular sections apart and to secure the device between the walls of the enclosure. Rubber bumpers are secured to the ends of the unit for contacting the walls of the enclosure and a shower head is mounted at one end and directed inward and a second shower head is secured to a diverter which is connected to the conventional shower pipe and, via a flexible hose, to the unit.Type: GrantFiled: January 30, 1997Date of Patent: September 1, 1998Inventor: Mark R. Tiernan
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Patent number: 5441202Abstract: A misting system including a locking T coupler with an elongated tubular body having a first end defining an axially extending chamber therein with sidewalls that taper radially outwardly from adjacent the first end toward the center of the body. A tubular ferrule is designed to axially nest within the first end of the body with a first end of the ferrule positioned in the chamber for receiving a supply tube coaxially in a second end thereof. The first end of the ferrule further including axially extending fingers with radially outwardly extending portions positioned to engage the tapered sidewalls of the chamber and force the fingers radially inwardly into a tube gripping position as the ferrule is partially withdrawn from the body so as to tightly grip a supply tube positioned therein and prevent the withdrawal of the supply tube from the ferrule.Type: GrantFiled: April 20, 1994Date of Patent: August 15, 1995Inventors: Gary F. Wintering, Thomas A. Bontems
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Patent number: 5385300Abstract: The invention comprises a liquid storage container having a plant feeder outlet and a fluid transmission outlet arranged to accept a tube, the distance it inserts into the fluid transmission outlet determining the volume of fluid which is allowed to flow from the plant feeder outlet. The invention includes a system of remote plant feeder members connected through said tube and allowing delivery of controlled volumes of fluid to one or more plants.Type: GrantFiled: July 27, 1992Date of Patent: January 31, 1995Inventor: Earnest Sims, Jr.
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Patent number: 5213688Abstract: A shower water filter assembly includes a housing having a cavity for a filter element which is relatively large relative to the cross section of the water pipe to which the assembly is attached. A water inlet and a water outlet to the housing couple to a shower pipe and a shower nozzle, respectively. The cavity portion of the housing containing the filter element is laterally displaced from the inlet and outlet along the line of the shower pipe. When the filter assembly is operatively connected to the shower pipe, the filter element can be located vertically above the water inlet and the water outlet, and the height of the shower head is not reduced by the interspersed filter assembly.Type: GrantFiled: July 24, 1991Date of Patent: May 25, 1993Inventor: Dennis L. Robinson
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Patent number: 5031837Abstract: A drip irrigator consists of only two substantially parallel discs spaced from each other by the depth of a labyrinthine path extending about a central region between these discs and between a liquid inlet and a dripper outlet and consisting of the material of at least one of these discs. The drip irrigator may have a pair of liquid ports on the discs extending from opposite sides of the central region. A method of making a drip irrigator forms the labyrinthine path in a first disc to extend in turns from a liquid inlet about an axis to a dripper outlet. That labyrinthine path initially is laterally open in a plane perpendicularly intersecting that axis, and that labyrinthine path is laterally closed with another disc in that plane.Type: GrantFiled: January 2, 1990Date of Patent: July 16, 1991Assignee: Raindrip, Inc.Inventor: Barry N. Hanish
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Patent number: 4915300Abstract: Disclosed is a high pressure mixing and spray nozzle apparatus generally comprised of three modules. The high pressure nozzle produces a more definite stream with less flair through the use of a linear compressed shock wave. The high pressure nozzle requires less fluid and less pressure for a proper spray. The three modules can be used alone or in different combinations to produce the desired results.Type: GrantFiled: February 10, 1989Date of Patent: April 10, 1990Inventor: John Ryan
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Patent number: 4913353Abstract: A nozzle tube has a centroidal axis extending therethrough from a first end to a second end of the tube. A bore also extends from the first end to the second end. The bore has a first constant diameter portion extending from the first end toward the second and a second variable diameter portion adjacent the second end. The first portion has a centroidal axis skewed from the centroidal axis of the tube. A retainer retains an orifice in the second portion. The retainer has a variable diameter for mating engagement with the variable diameter of the second portion. The retainer has a centroidal axis which intersects the centroidal axis of the tube at a first angle and intersects the centroidal axis of the bore at a second angle, greater than the first angle.Type: GrantFiled: March 13, 1989Date of Patent: April 3, 1990Assignee: Ingersoll-Rand CompanyInventor: Terrance L. Myers
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Patent number: 4809911Abstract: Disclosed is a high pressure mixing and spray nozzle apparatus generally comprised of three modules. The high pressure nozzle produces a more definite stream with less flair through the use of a linear compressed shock wave. The high pressure nozzle requires less fluid and less pressure for a proper spray. The three modules can be used alone or in different combinations to produce the desired results.Type: GrantFiled: August 20, 1987Date of Patent: March 7, 1989Inventor: John Ryan
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Patent number: 4791993Abstract: Disclosed is an integral fire protection and ceiling structure for use in a building of the kind wherein false ceilings are employed. The fire protection system comprises a rectangular gridwork of pipe sections with four-way cast pipe fittings to which the pipe sections are joined. Each fitting has a downwardly-directed outlet in which a sprinkler head is mounted. The false ceiling structure comprises intersecting support runners forming a gridwork of rectangular frames where the dimensions of the gridwork of the pipe sections are even multiples of the dimensions of the rectangular frames with the intersecting support runners being beneath and in vertical alignment with intersecting pipe sections of the pipe section gridwork. The sprinkler heads extends through the intersections of the support runners. Suspension means suspend the support runners from the grid of conduits.Type: GrantFiled: September 30, 1987Date of Patent: December 20, 1988Inventor: Jeremiah M. Curran
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Patent number: 4760961Abstract: 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.Type: GrantFiled: February 13, 1987Date of Patent: August 2, 1988Assignee: The Snair CompanyInventor: Masashi Nagai
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Patent number: 4087049Abstract: An aboveground sprinkling device for a spinkling system for lawns and gardens. The device has a sprinkler head at the center of its upper surface and has four sockets spaced at ninety-degree intervals around its side edge, all leading in to a central chamber immediately below the sprinkler head. An integral holding spike extends down from the bottom of the sprinkler head, preferably at the center, for holding the sprinkling device in a selected location. The spike is shaped to resist rotation. A set of plugs is provided to close the sockets that are not to be used. A hose or hoses can be secured to any one of the sockets or to several of them or to all of them to incorporate the device in a continuous sprinkler system employing a plurality of these sprinkling devices. The sockets not connected to hoses are plugged.Type: GrantFiled: September 23, 1976Date of Patent: May 2, 1978Inventor: Vincent Joseph Traina
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Patent number: 4078728Abstract: A main body is provided having a fluid passage extending therethrough including inlet and outlet ends. The body further defines a branch passage having an outlet end portion opening outwardly of the body and an inlet end portion opening into an intermediate portion of the main fluid passage. The intermediate portion of the main fluid passage includes structure defining a valve seat therein and a valve body is mounted in the inlet end portion of the branch passage for adjustable positioning therealong and includes a main valve portion opposing the seat and operable to variably throttle the main flow passage upon shifting of the main valve portion toward and away from the seat. The valve body includes a flow passage formed therein having an inlet end opening through the main valve portion and communicating with the main fluid passage intermediate portion and an outlet end communicating with the outlet end portion of the branch passage.Type: GrantFiled: February 15, 1977Date of Patent: March 14, 1978Inventor: Melvin A. Nordeen