Abstract: An integrated lockable shelf rail configured to operate in pairs to support an electronic component is provided. The rail includes a front bracket to attach to a first vertical support and having a forward facing first plate, and a track assembly to be coupled to the front bracket. The track assembly includes a forward facing second plate to overlap with and couple to the first plate, a longitudinally extending C-shaped track member, and moveable arm arms slideably nested in the track member. The track assembly also includes a shelf bracket including a support surface to support the electronic component, a first side plate configured to couple to the second arm, and a forward facing third plate to overlap with the second plate. A hole in each of the first, second and third plates which, when the first, second and third plates overlap, collectively define a common hole to receive a fastener.

Abstract: In a fuel injection device and method for injecting hydrocarbon fuel into a fuel reformer, the temperature of the fuel injection device is regulated by simultaneously heating the fuel and cooling the fuel injection device.

Abstract: A hot water pressure washer with an automatic burner cool-down includes a water inlet assembly, a low pressure water supply assembly, a coil outlet assembly, a control system, and other related components which are required for the functionality of the pressure washer. A shut-down timer of the control system shut down a power source so that the pressure washer can be automatically shut down through the control system when the pressure washer is not operated. Then a cool-down timer of the control system efficiently cools down a heating coil of a burner assembly. The cool-down timer activates the water inlet assembly, the low pressure water supply assembly and the coil outlet assembly through a pair of solenoid valves in order to cool down the heating coil, where the thermal energy within the heating coil is removed from a phase change of water into water vapor and convection.

Abstract: A combined showerhead and tankless water heater. A control panel permits a user to adjust the temperature level of the water that is heated. In one embodiment, the water flowing through the tankless water heater portion can be heated up about an additional eighteen (18) degrees.

Abstract: An electrically heated spray nozzle comprising a ceramic pin is described, the ceramic pin comprises a flow channel having at least one opening for a fluid to be atomized, wherein the ceramic pin includes a ceramic inner conductor and a ceramic outer conductor, between which a ceramic insulator is disposed.

Abstract: Provided are a gas injector and a film deposition apparatus having the same. The gas injector includes a body, a supply hole, an injection hole, and a distribution plate. The body is configured to provide an inner space therein. The supply hole is formed in an upper surface of the body to communicate with the inner space and receive a raw material. The injection hole is formed in a lower surface of the body to communicate with the inner space and inject the raw material. The distribution plate is disposed in the inner space of the body. A through hole is formed in the distribution plate. The distribution plate is disposed to be inclined at a predetermined angle with respect to a horizontal plane. The gas injector can uniformly inject the raw material and improve vaporization efficiency of the raw material having a powder form.

Abstract: The present disclosure relate to the field of depositing an underfill material between a microelectronic die and a substrate for flip-chip packages with an underfill material dispenser. In at least one embodiment, an underfill material dispenser may include a heater having a plurality of conduits. Other embodiments of the present disclosure may further include multiple dispense needle configurations, angled dispense nozzle exit conduits, conical nozzle exit conduits, and satellite traps.

Abstract: A fuel injector includes an injector body forming an actuator portion. An actuator bore is formed in the actuator portion and is at least partially defined by an inner surface and by an end surface. An actuator disposed in the actuator bore and has an outer surface such that a flow channel can be defined between the inner surface of the actuator bore and the outer surface of the actuator. A cooling flow passage is formed in the injector body, in fluid communication with the actuator bore, and is adapted to supply cooling fluid to the actuator bore. A drain passage is formed in the injector body, in fluid communication with the actuator bore. An internal cooling fluid flow path extends from the cooling flow passage, through the flow channel, and from the flow channel through the drain passage.

Abstract: A procedure for dosing a reducing agent into the exhaust gas of an combustion engine with a valve is presented, which shows a solenoid and a movable seal body for adjusting a percolation profile, whose value is depending on the current through the solenoid, whereby the valve is triggered by a current profile, which shows two consecutive sectors. The procedure distinguishes itself in that it is checked in the first sector whether the valve is frozen or whether a danger of freezing exists, and that an electric energy that has been fed into the solenoid with the electric current is set in the second sector depending on the result of the checking. Furthermore a controller is introduced, which is customized for controlling the process of such a procedure.

Abstract: A reductant delivery unit (16) is provided unit for selective catalytic reduction (SCR) after-treatment for vehicles. The unit includes a solenoid fluid injector (18) associated with an exhaust gas flow path (13). The injector has a fluid inlet (28) and a fluid outlet (30) with the fluid inlet receiving a source of urea solution and the fluid outlet communicating directly with the exhaust flow path so as to control injection of urea solution into the exhaust gas flow path. Supply structure (32) defines the fluid inlet and includes a cup (37) coupled to a body (18) of the injector and a supply tube (29) integral with the cup to define a single member. The supply tube is coupled with the source (27) of urea solution to deliver urea solution to the fluid inlet. The supply tube is heated by a heat source (33) so that an entire volume of the urea solution delivered to the fluid inlet is heated.

Abstract: A portable scent dispensing device includes a base having a warming element for heating scented matter situated thereon, the warming element being configured for electrical communication with a power source. The dispensing device includes a first switch for actuating the warming element with the power source. A hood is directly above the base and includes a fan configured for electrical communication with the power source, the hood being separated from the base to allow the scented matter to be positioned upon the warming element. A first wall extends upwardly from the base and a second wall extends downwardly from the hood. At least one fastener maintains the hood at respective heights directly above the base by maintaining the second wall at respective positions relative to the first wall, wherein the first wall and the second wall collectively surround at least about halfway around the scented matter.

Abstract: A modular automatic spray gun manifold is provided. The manifold includes a plurality of spray gun modules arranged in an array in laterally spaced relation from each other. A junction element is arranged at an upstream end of the manifold for introducing fluid into the manifold. A first support assembly is arranged between the junction element and a first spray gun module in the spray gun module array for supporting the first spray gun module relative to the junction element. The first support assembly includes a plurality of fluid conduits for supplying fluid to the first spray gun module. One or more second support assemblies with one second support assembly are arranged between each adjacent pair of spray gun modules in the array of spray gun modules for supporting the adjacent pair of spray gun modules relative to each other.

Abstract: In a snow lance head for use with a snow lance with a housing having nozzles for the outlet of water and/or air and with at least one first chamber formed in the interior of the housing, through which water emerging from at least some of the nozzles flows, the surface area of the inner surface of the chamber is at least equal to, but preferably greater than the outer surface of the housing.

Abstract: A game ticket is disclosed. The game ticket includes a first and second indicia concealed by a removable opaque covering and indicating visually whether the game ticket is a winning ticket. The first indicia is located with a game play area. The second indicia includes a first player key located within the game player area and a second player key located in a customer key area, wherein whether the game ticket is a winning ticket is determinable upon a comparison of the first and second player keys. A method and apparatus for using the game ticket is also disclosed.

Abstract: A liquid heating assembly including a heat-conductive displaceable element and a liquid heating enclosure defining a liquid heating volume including a primary liquid heating volume portion and a secondary liquid heating volume portion, separated by the heat-conductive displaceable element, the primary liquid heating volume portion including a heat exchanger for directly heating liquid in the primary liquid heating volume portion and for indirectly heating liquid in the secondary liquid heating volume portion via the heat-conductive displacement element.

Abstract: The invention relates to a sprayer (1), comprising a pneumatic turbine (5), capable of rotating a bowl (6), the turbine being connected to a pressurized gas supply line (11), for driving said turbine and to a drive gas exhaust line (12). The exhaust line (12) is equipped with an inner sleeve (13) which defines the exhaust gas flow volume (V13), an annular gap (E) with a non-zero thickness being provided between the outer surface of the sleeve (13) and the inner surface of the line (12). The structure is compatible with a temperature gradient between the optionally low-temperature exhaust gas flow volume (V13) and the material (2) which forms the exhaust line (12), the risk of condensation being thus limited.

Abstract: A freeze-proof water valve (10) for supplying secondary water under pressure in freezing ambient conditions to a snow making apparatus (11) having primary water spray nozzles (12) and secondary water spray nozzles (13,14). The valve housing (15) is provided with an interior primary water chamber (16) with a water inlet (17) and a primary water outlet (18) for continuous passage of primary water under pressure therethrough for delivery to primary water spray nozzles (12) on the snow making apparatus (11). A valve body (22,24) is mounted within this valve housing (15) within the primary water chamber (16) for flow of water therearound from the housing inlet (17) to the primary outlet (18) to prevent freeze-up of the valve body (22,24) when in the off position.

Abstract: A clog-resistant injector spray nozzle allows relatively unobtrusive insertion through a small access aperture into existing ductwork in occupied buildings for atomized particulate sealing of a ductwork. The spray nozzle comprises an easily cleaned and easily replaced straight liquid tube whose liquid contents are principally propelled by a heated propellant gas, such as heated air. Heat transfer is minimized from the heated propellant gas to the liquid tube until they both exit the injector, thereby greatly reducing the likelihood of nozzle clogging. A method of duct sealing using particles driven by heated propellant gas is described, whereby duct-sealing operations become both faster, and commercially practicable in inhabited commercial and residential buildings.

Abstract: In an electrical dispenser (10) for deodorant or insecticide which contains electric heating means (40) placed near the first end (76A) of a wick (76) the second end (76B) of which is dipped into a deodorant or insecticide liquid (72) contained in a small bottle (70), the electric heating means (40) consist of a resistive heating strip (40) wrapped around the first end (76A) of the wick (76).

Abstract: A spray gun having a relatively simple outer heat jacket designed to accommodate a multiplicity of fluid supply lines connected to the spray gun while effectively heating and maintaining the supply fluids directed through the gun to the desired temperature for optimum spraying. The heat jacket is mountable and removable from the spray gun without disconnecting the fluid supply lines to the spray gun or the heating fluid supply line to the heat jacket. The illustrated heat jacket is formed with a plurality of external, longitudinally extending open-ended slot each for receiving a respective fluid supply line connected to the spray gun and an internal heating fluid passageway composed of a plurality of interconnected, longitudinally extending heat transfer chambers through which heating fluid is directed in swirling fashion.

Abstract: A nozzle system includes a multiple of circumferentially distributed convergent flaps, divergent flaps and inter-flap seals which circumscribe an engine centerline and define the radial outer boundary of a gas path. Each divergent flap includes a multiple of cooling channels with respective intakes and outlets. As the nozzle transitions between positions, the divergent flap seals move relative a divergent flap longitudinal axis to modulate the cooling airflow which enters the separate intakes.

Abstract: A snow making method and apparatus wherein water (3) in flexible hoses (2), within a cooling medium (1) is converted to snow and/or ice crystals. The hoses (2) are cyclically inflated and deflated to cause the crystals to be dislodged from the inner wall surfaces of the hoses (2). When the hoses (2) are full of crystals, the crystals can be discharged by pumping or blowing.

Abstract: There is disclosed a shower head structure, disposed on a ceiling portion of a process chamber for subjecting a material to be treated to a film forming process, for supplying a predetermined gas, the structure comprising a head main body formed in a cup shape having a bottom with a plurality of gas injection holes opened therein, and formed integrally with a joining flange portion to be attached to the ceiling portion of the process chamber on an opening side of the cup shape, and a head heating portion, disposed on the bottom of the head main body, for adjusting the head main body at a desired temperature, so that the film forming process for enhancing reproducibility under a low temperature is performed and a reactive byproduct is removed under a high temperature.

Abstract: A vehicle exterior surface wash apparatus includes a source of pressurized fluid having a pump which is operable in one of two different outlet flow directions and/or one of two different outlet flow pressures. Distribution conduits extend from the pump to fluid nozzles for dispensing fluid over selected exterior surfaces. A valve is connected in each fluid distribution path to select one of the fluid paths for fluid flow depending upon the valve position. An optional heater may be interposed with the fluid distribution path to supply heated fluid to at least one of the exterior surfaces.

Abstract: An applicator for clay or wax which is brought to a liquid state using a heating vessel. The heating vessel uses boiling water to properly heat a pressure vessel in which the solid clay or wax has been placed. The insides of the pressure vessel is pressurized so that the liquidified material is passed through a heated hose to be applied by the operator using a nozzle at the end of the hose.

Abstract: Fibers of improved quality can be produced with a reduced energy input in a device for producing synthetic materials which has a polymer melt feed leading to a rotating hollow reactor (1), the wall of which can be heated and which widens conically in order to guide a film melt towards an open side that can be closed with a lid (13), and which has ribs (4) for dividing the melt film into fibers that grow rigid after leaving the hollow reactor (1); and said improved quality can be achieved specifically in that the hollow reactor (1) is vertically oriented and exhibits a continuously curved inner wall and at the curved upper side exhibits an opening (3) for introducing the polymer melt, and in that a rotating distributor plate (12) is positioned opposite the opening (3), a slight distance from the inner wall of the hollow reactor (1).

Abstract: A highly-viscous-fluid applying apparatus including a fluid supply device operable to supply a highly viscous fluid, a delivery nozzle from which the highly viscous fluid is delivered, a pump disposed between the fluid supply device and the delivery nozzle and operable to feed the highly viscous fluid received from the fluid supply device, to the delivery nozzle, and a pump control device operable to control the pump, for controlling an amount of delivery of the highly viscous fluid to be delivered from the delivery nozzle.

Abstract: Apparatus for cleaning or de-icing a vehicle window, including a reservoir for containing therein a washing fluid, a vessel having an inlet through which the washing fluid is received from the reservoir and an outlet through which the fluid is discharged for cleaning a vehicle window, and a first heating element disposed in the vessel for heating the fluid in the vessel, characterized by an auxiliary heating element being disposed in the vessel for heating the fluid in the vessel, wherein the auxiliary heating element is disposed at a bottom portion of the vessel and is operative to heat a quantity of fluid which is not necessarily sufficient to cover the first heating element.

Abstract: A system for stripping an optical fiber includes a source of air and means for generating very short bursts of air. A heater heats the bursts of air to a temperature sufficient to remove the outer coating from an optical fiber, while maintaining the air isolated from the heat source. A single burst of heated air removes the outer coating of an optical fiber, within less than about one second. A series of closely spaced bursts or a prolonged burst of heated air may be used to remove an expanded length of fiber coating. Stripping may include translation of the fiber or the heater or portions thereof. The stripper may be configured to strip several loaded fibers or a single fiber.

Abstract: A gas mixture of dry steam and nitrogen gas serving as carrier gas is blown into a hot water mist injection port for rendering the nitrogen gas serve as a medium absorbing latent heat of condensation, thereby smoothly progressing condensation of water vapor and efficiently forming hot water mist. The water vapor is condensed in the hot water mist injection port formed by a cylindrical pipe for supplying latent heat of condensation to the nitrogen gas and dilating the same, thereby accelerating the flow of the hot water mist and spraying the hot water mist to a substrate from the hot water mist injection port at a high speed. Small droplets contained in the high-speed hot water mist have high kinetic energy and high thermal energy, for exhibiting a large colliding effect and a high activation effect with respect to small contaminants adhering to the substrate. A substrate cleaning apparatus capable of spraying hot water mist attaining a high cleaning effect to a substrate is provided.

Abstract: An apparatus and method for applying glue is provided in which glue and water are selectively provided to a spray nozzle wherein the water supplied to the nozzle is used to remove any residual glue present after a gluing application. In one preferred embodiment, an outer conduit surrounds an inner conduit defining a first channel therebetween. The inner conduit supplies glue and the first channel supplies water. The outer conduit and the inner conduit are slidably engaged with each other. At least one spray nozzle is in communication with an outer conduit orifice. Slide conduit orifice valving provides selective communication of the outer conduit orifice with an inner conduit orifice and the first channel for selectively supplying glue, water, or neither to the spray nozzle.

Abstract: A heating system for use with an automatic vehicle wash system used to wash a car positioned within a wash bay. The heating system of the present invention includes a heating unit mounted directly to an overhead gantry used to wash the vehicle positioned within the wash bay. The heating unit receives the supply of water with the desired chemical agent already mixed with the water. Upon receiving the mixed supply of water, the heating unit elevates the temperature of the water to a desired temperature. The heating unit is positioned on the overhead gantry such that the heated water from the heating unit travels a short distance prior to its actual application to a vehicle.

Abstract: A spray gun having a relatively simple outer heat jacket designed to accommodate a multiplicity of fluid supply lines connected to the spray gun while effectively heating and maintaining the supply fluids directed through the gun to the desired temperature for optimum spraying. The heat jacket is mountable and removable from the spray gun without disconnecting the fluid supply lines to the spray gun or the heating fluid supply line to the heat jacket. The illustrated heat jacket is formed with a plurality of external, longitudinally extending open-ended slot each for receiving a respective fluid supply line connected to the spray gun and an internal heating fluid passageway composed of a plurality of interconnected, longitudinally extending heat transfer chambers through which heating fluid is directed in swirling fashion.

Abstract: Several components are used in combination to effect an apparatus for a spray system, which improves the transfer characteristics and efficiency of polymer applied to the surface of a printing plate. In accordance with this invention, the apparatus comprises: a nozzle for spraying a solid stream of polymer, a circumferential conduit surrounding the polymer spray that carries heated, high-pressure air, which heats, atomizes and improves the transfer efficiency of the polymer, a mixer that allows the mixing of the polymer's constituent reagents immediately prior to the polymer entering the spray nozzle, a fast shut-off valve that allows precision control of the spray nozzle's output, a shroud equipped with vacuum to remove and recycle “overspray”, and a cleaning arm, equipped with a vacuum, that may be activated to clean unused polymer from the components of the nozzle, and to prime the spray nozzle with fresh polymer.

Abstract: A portable system is provide for spraying viscous materials to form a truck bed liner. Tanks of coating materials that include an activator and resin are contained in a heated, portable cart which also houses a motor driving two pumps to pump the coating materials through air lines to a spray gun at a rate that can be varied by an operator. A high volume, low pressure air compressor is also mounted on the cart and in fluid communication with the air gun. The coating materials are forced through a mixing tube and out of a nozzle tip where it is atomized by the high volume air for spraying to coat the truck bed liner. A pressurized flush tank is activated immediately after spraying in order to clear the coating materials from the spray gun. A modified, dual component caulking gun containing a preselected, second colored resin and activator can be attached to the nozzle tip for decorative coloring or texturing.

Abstract: An apparatus and method for heating spray equipment hoses used during inclement weather can heat water, or other medium, to a desired temperature, circulate the heated water in thermal contact with, but separated from, the spray equipment hoses to heat the material therein and generally maintain the material at an appropriate temperature to facilitate spraying.

Abstract: A fuel injector assembly incorporating a heat exchanger and a fuel injector and being disposable in a bore in a mounting substrate such as an internal combustion engine or a hydrocarbon fuel reformer. The exchanger includes an outer wall in direct contact with the bore and also surrounds and supports the dispensing portion of the fuel injector, forming an annular plenum space therebetween. The heat exchanger has an inlet port and an outlet port communicating with the plenum space. The exchanger outlet port is connected to an inlet port of the fuel injector, such that fuel entering the fuel injector is preheated by passing first through the heat exchanger. In some applications, it may be desirable to maintain the fuel at a high pressure to prevent premature vaporization of the fuel in the exchanger and resulting vapor lock of the fuel system.

Abstract: The present invention relates to a temperature controllable gas distributor which includes a cover having a first passage between its upper cover and lower cover, a second passage embedded along an edge portion of the upper cover, a first heater installed in the second passage, a support portion welded around the cover, and a distributing plate fixed at a lower portion of the support portion. The distributing plate includes a plurality of nozzles, and a third passage which is a passage of fluid is formed in the interior of the distributing plate 201. Second and third heaters are installed in the third passage. In the gas distribution apparatus according to the present invention, since it is possible to control the temperature of the cover and the distributing plate, namely, the entire portions contacting with gas, an abnormal reaction and liquefaction of a source gas can be prevented.

Abstract: In an injection molding machine a mixer is provided that reduces the flow imbalances inherent in the melt as the flow branches within a manifold or other part of the injection machine. The mixer increase melt homogeneity by gradually mixing and changing the melt flow from all helical flow to all annular flow. The mixer provides an improved means for reducing flow imbalances that results in the elimination of weld lines and other part non-uniformities.

Abstract: There is a disclosed a liquid delivery system (LDS) used upon deposition of a copper wire through chemical vapor deposition method in the process of manufacturing a semiconductor device. The LDS comprises a copper liquid materials supply [means] apparatus for providing copper liquid materials of a room temperature to a vaporizer [means] via an orifice which is rotating at a constant speed; a carrier gas supply [means] apparatus for jetting a carrier gas kept to the temperature at which copper will be vaporized via jet nozzles and forming the copper liquid materials to be supplied to said vaporizer [means] via said orifice with micro drops; and a jet [means] device for jetting vaporized copper stream to a reactive chamber, wherein said micro drops being vaporized in the vaporizer [means].

Abstract: The tar sprayer subject of the present application is conformed by a temperature system, a heating tank, a supply tank, a compressor and a spraygun.

Abstract: The tar sprayer subject of the present application is conformed by a temperature system, a heating tank, a supply tank, a compressor and a spraygun. It permits the application of tar in industrial waterproofing and road asphalting processes at lesser cost and time, since it may be applied in a continuos manner, it facilitates the use of tar as waterproofer in areas which are difficult to access in the building industry.

Abstract: A steam distribution device for a steam humidification system includes a source of steam, a horizontally mounted steam dispersion element for receiving steam from the source of steam and for dispersing a portion of the steam into an air stream, a horizontally mounted jacket partially surrounding the steam dispersion element and unconnected to the source of steam for maintaining the temperature of the steam dispersion element at about the temperature of the steam, the jacket being in flow communication with the dispersion element and receiving steam from the dispersion element, and a condensate collection element separate from the source of steam and connected to the jacket for collecting condensation from the jacket. In a second embodiment, the jacket substantially surrounds the steam dispersion element and is spaced from the dispersion element creating a chamber therebetween. Aligned orifices in the dispersion element and the jacket disperse steam into the air stream.

Abstract: Apparatus for cleaning or de-icing a vehicle window, including a reservoir for containing therein a washing fluid, a vessel having an inlet through which the washing fluid is received from the reservoir and an outlet through which the fluid is discharged for cleaning a vehicle window, and a first heating element disposed in the vessel for heating the fluid in the vessel, characterized by an auxiliary heating element being disposed in the vessel for heating the fluid in the vessel, wherein the auxiliary heating element is disposed at a bottom portion of the vessel and is operative to heat a quantity of fluid which is not necessarily sufficient to cover the first heating element.

Abstract: A freezeless yard hydrant comprises a single length, electrically heated, hydrant apparatus that does not have an underground drain port. The operating mechanisms are located in the outlet head, above ground, to facilitate the assembly, operation and repair of the hydrant. A single length heater is provided to prevent the hydrant and the water supply connection from freezing under the coldest environmental conditions expected where this type of hydrant would be used. Heat conduction through the water directly from the heating element and the casing materials permits a single length hydrant and heater to be used. By using the electric heater to prevent the freezing, the water does not have to be drained out of the hydrant. The use of such a heater also makes the hydrant very simple to construct and operate. No cumbersome reservoirs or expulsion apparatus are needed to draw water out of the hydrant. This results in an efficient and relatively inexpensive mechanism.

Abstract: A flow channel is provided in a nozzle housing for resin flow, said flow channel having an inlet area for receiving resin and an outlet area for transferring resin to a mold cavity. An elongated shaft extends in the flow channel. At least one spiral groove is provided in the flow channel facing the shaft that decreases in depth towards the outlet area.

Abstract: A steam distribution device for a steam humidification system is a source of steam, a horizontally mounted steam dispersion element for receiving steam from the source of steam and for dispersing a portion of the steam into an air stream, a horizontally mounted jacket partially surrounding the steam dispersion element and unconnected to the source of steam for maintaining the temperature of the steam dispersion element at about the temperature of the steam, the jacket being in flow communication with the dispersion element and receiving steam from the dispersion element, and a condensate collection element separate from the source of steam and connected to the jacket for collecting condensation from the jacket.

Abstract: A lamp having a hydrocarbon fuel source is provided. The lamp includes a housing and a fuel source containing hydrocarbon fuel. A mantle is disposed inside the housing and is in communication with the exit of the fuel source. A cover is attached to the housing in thermal communication with the interior housing. The cover has a slot and a replaceable pad is disposable in the slot; the pad preferably contains a volatilizable substance. When the fuel egresses the fuel source and is ignited and burns, heat generated from the fuel is conducted through the cover to the pad so that the volatilizable substance is volatilized. The volatilizable substance is preferably an insect repellent. The lamp may be portable such as a flashlight. A separately attachable cover that may retrofit an existing lamp is also provided.

Abstract: A portable, steam weed killing apparatus designed to be environmentally friendly, economical, fast acting and used by an individual standing in an upright position. The apparatus is intended for killing weeds and unwanted plants in gardens, flower beds and along sidewalks by application of concentrated heated water or steam thereto. The apparatus includes electrically powered, portable steam generating unit containing a water reservoir, an electric pump and an electric steam heater. The apparatus also includes an elongated, rigid guide bar with a weed cover attached to its distal end. A flexible hose delivers steam from the steam generating unit to the weed cover. During use, the weed cover is placed over the undesired plant and the steam generating unit is operated to deliver a concentrated amount of steam to the plant located inside the weed cover.

Abstract: The present invention discloses a thermal spray apparatus with improved thermal efficiency and wear resistance in both the nozzle and barrel combustion chamber. Specifically, disclosed herein is a thermal spray apparatus for spraying substrate coatings, comprising a high velocity oxygen fuel (HVOF) gun wherein said gun includes a combustion chamber generating heated flow therefrom and a nozzle downstream from said chamber. The nozzle and/or chamber contain a first layer of material heated by the flow, and a second layer of material which contacts the first layer when said first layer is heated. The first layer has a thermal conductivity that is lower than said second layer and preferably a lower thermal expansion coefficient. In use, the contact of the first heated layer of material with the second layer operates to remove heat from the first layer therein providing automatic/self-regulating temperature control of the HVOF apparatus.