Abstract: A method of manufacturing a tap body and a tap is disclosed together with a tap body and a tap made by the process. The present techniques may relate to domestic water taps or faucet. According to the method, first and second hollow body parts are made. The first body part comprises a first pair of apertures. The second body part comprises opposed open ends. The second body part also comprises at least one aperture between the opposed open ends. The method further comprises the steps of inserting the first body part into the at least one aperture on the second body part to make a tap outer body, and aligning the first pair of apertures of the first body part with the opposed open ends to define a channel through the tap outer body.

Abstract: An antenna system is provided. The antenna system includes a modal antenna disposed on a circuit board. The modal antenna includes a driven element and a parasitic element. The modal antenna is operable in a plurality of different modes. Each of the plurality of modes has a distinct radiation pattern. The antenna system further includes a radio frequency amplifier circuit disposed on the circuit board. The radio frequency amplifier circuit is coupled between the drive element of the modal antenna and a transmission line.

Abstract: An aircraft fire suppression system includes a container filled with gases in both a liquefied state and a compressed gas state. The container includes a first tube positioned in the liquefied gas section configured to expel a regulated amount of liquefied gas into the fire suppression system. The container also includes a second tube positioned in the compressed gas section configured to expel a regulated amount of compressed gas into the fire suppression system.

Abstract: A beverage maker comprises a heating unit for heating a liquid, a functional unit for accommodating a quantity of a beverage basic material, the functional unit being positioned at an outlet side of the heating unit, and a valve unit including a membrane being positioned at an interface of an inlet of the functional unit and an outlet of the heating unit, and a biasing member for biasing the membrane towards a position for realizing the closed position of the valve unit. The inlet of the functional unit is configured and arranged to be open towards a central portion of the membrane, and the outlet of the heating unit is configured and arranged to be open towards a ring-shaped portion of the membrane encompassing the central portion.

Abstract: A microfluidic analysis device and manufacturing method are provided. The microfluidic analysis device includes a capillary substrate, a cover substrate adjacent to a cover side of the capillary substrate and/or a bottom substrate adjacent to a bottom side of the capillary substrate, a capillary structure with at least one capillary, forming a hollow channel, in the interior of the capillary substrate and/or at the interface of the capillary substrate with the cover substrate and/or at the interface of the capillary substrate with the bottom substrate and also a fluid-conducting arrangement for conducting a fluid through the capillary structure. The fluid-conducting arrangement may be designed for compartmenting the fluid by way of controlled pressure pulses.

Abstract: A method of using a frozen food product dispensing machine includes producing, by the frozen food product dispensing machine, a frozen food product, and dispensing, by the frozen food product dispensing machine, the frozen food product through a nozzle passage of a nozzle coupled to the frozen food product dispensing machine. The nozzle defines a food product inlet fluidly coupled to the frozen food product dispensing machine and a food product outlet. The nozzle passage extends between the food product inlet and the food product outlet. The method includes introducing, by a cleaning fluid source, a cleaning fluid into the nozzle passage through a cleaning fluid inlet in the nozzle. The cleaning fluid inlet is fluidly coupled to the nozzle passage between the food product inlet and the food product outlet.

Abstract: A milk beverage feeding device includes an undiluted-solution storage storing a milk-beverage undiluted solution; an undiluted-solution feeder feeding the milk-beverage undiluted solution; a vapor feeder feeding a pressurized vapor in a pressurized state; an air feeder feeding compressed air in a compressed state; and a mixer mixing the milk-beverage undiluted solution fed from the undiluted-solution storage through the undiluted-solution feeder, the pressurized vapor fed from the vapor feeder, and the compressed air fed from the air feeder to form a mixture and feed the mixture as a milk beverage to a beverage container.

Abstract: A floating equipment, for injection of a gas into liquid effluents or waste water, and more particularly of a gas rich in oxygen into a basin from the surface, including the following elements: a driving device, intended to be disposed over the liquid, provided with a vertical output shaft (8), equipped at its end with a propeller (6) immersed in the liquid a pre-mixing device (5) comprising an injection device (7) positioned above or below a mobile aerator (9) with inclined blades, the propeller being situated at the end of the shaft, under the pre-mixing reactor.

Abstract: A dual damper device of a vehicle air vent includes a duct housing having a partition wall for dividing an air path, an introduction part and a discharge part, which are bent to be inclined; a pair of dampers rotationally mounted on the air path in the introduction part; a dial knob rotationally provided to the discharge part; a dial bush having a knob fitting part and an elongated guide groove; a pair of damper bushes vertically coupled to the dampers; and a bush link. The duct housing further includes a dial support member rotationally coupled to the dial knob and damper holding stepped protrusions provided to the partition wall and the introduction part.

Abstract: Described are a method and a system for diluting a sample at a location of injection in a liquid chromatography system. The method includes loading a sample into a first fluid channel, separating a flow of a mobile phase into a first flow in the first fluid channel and a second flow in a second fluid channel, and combining the sample that is displaced from the first fluid channel and the mobile phase exiting the second fluid channel at the location of injection into the system flow to thereby generate a diluted sample in the system flow. The dilution ratio of the diluted sample is responsive to the flow rates of the first and second flows. Advantageously, the flow rates can be changed by changing the flow restriction of one of the fluid channels. Thus providing the proper flow restriction enables a user to obtain a desired dilution ratio.

Abstract: Described are a method and a system for injecting a sample into a flow of a liquid chromatography system. The method includes combining a flow of a sample and a flow of a mobile phase to create a diluted sample in the system flow. The volumetric flow rate of the sample is controlled to be at a value that yields a desired dilution ratio for the diluted sample. The particular value at which the volumetric flow rate is maintained can be determined from the desired value of the dilution ratio and the volumetric flow rate of the mobile phase. System embodiments include a syringe that can be used to provide a sample solution at a controllable volumetric flow rate for combination with a high pressure mobile phase.

Abstract: Apparatus for use with a camera module having an imager and adapted for mounting on the inside surface of a vehicle window. The apparatus comprising structures sized and positioned to block reflections that might otherwise impinge on the imager from below the module, while still permitting the flow of air onto the window surface within the imager's field of view.

Abstract: Systems and methods comprise structures and methods for using a plurality of chemicals which are mixed subsea, resulting in a heated fluid which can be delivered by various means to an area about a subsea structure such as a pipe or other structure which has been compromised by a plug such as a solid gas hydrate or paraffinic plug. Various embodiments allow for selective use of insulated chambers and baffled conduits and the like, or combinations thereof, to aid in the mixing of the various chemicals and achieving a desired temperature.

Abstract: Systems, methods and apparatus for providing an electromagnetic flow controller. In one embodiment, an electromagnetic flow controller can have two substrates, a permanent magnet, and two electrical traces. One of the substrates may deflect away from the other substrate upon applying an electrical signal to at least one of the two electrical traces.

Abstract: A system includes a mixing assembly configured to mix a liquid fuel and a water to generate a fuel mixture. The fuel mixture is configured to combust in a combustor of a gas turbine. The mixing assembly includes a liquid fuel passage disposed in an integrated housing. The liquid fuel passage is configured to flow the liquid fuel and to exclude liquid traps. The mixing assembly also includes a water passage disposed in the integrated housing. The water passage is configured to flow the water and to exclude liquid traps. The mixing assembly also includes a mixer disposed in the integrated housing and coupled to the liquid fuel passage and the water passage. The mixer is configured to mix the liquid fuel and the water to form the fuel mixture.

Abstract: A dishwasher includes a wash tub enclosing an interior and a clean water feed line which passes through a port of the wash tub into the interior. The feed line has a line end leading from outside to the wash tub. An inlet bolt can be fastened from the interior to the line end and has an axial bore to extend the feed line. The axial bore leads into a plurality of inlet openings which are distributed over a circumference on a circumferential surface of the inlet bolt projecting into the interior. The inlet bolt has an end which faces the interior and is implemented as a cover to protect the axial bore from ingress of splash water.

Abstract: A system for delivery of medical fluid to a patient which includes a pump system and a drive system. The pump system has at least three chambers, where each chamber includes an inlet for fluid intake and an outlet for fluid expulsion, a common outlet channel in fluid communication with the outlet of each chamber, and at least three pistons, where each piston is slidably disposed within one of the chambers. The drive system includes a cam shaft having at least three cam lobes, each having a profile, and at least three cam lobe followers, each in operative connection with one of the cam lobes and adapted to be placed in operative connection with a respective piston. The profile of each of the cam lobes is adapted to provide a transient increase or spike in calculated theoretical output of the pump system to reduce periodic variation in measured output thereof.

Abstract: An automatic material adder includes a reaction container, a feed storage tank, installed at the top of the reaction container; and at least one liquid bottle, installed adjacent to the feed storage tank, and having a feeding end and a liquid transfer end of the liquid bottle directly or indirectly interconnected with the interior of the reaction container, and the feeding end of the feed storage tank further having an automatic switching device for feeding a material at a fixed time, and the reaction container having a water inlet formed on a sidewall of the reaction container, and a siphon draining device installed on the bottom wall of the reaction container for discharging a mixture contained in the reaction container to the outside.

Abstract: A method and apparatus, for supplying high-pressure mixed gas of a low-vapor-pressure first gas as an active gas and a high-vapor-pressure second gas, are arranged to reduce an amount of the first gas discarded. The mixed gas in a high-pressure state is supplied from a mixing container to a use point. Upon reduction of pressure in the mixing container to a setpoint as a result of supply to the use point, a predetermined amount of the first gas is charged into a replenishment container connected to the mixing container by a replenishment line having a replenishment valve, and which is evacuated. As the second gas is charged into the replenishment container charged with the first gas, the replenishment valve is opened such that the first gas in the replenishment container is forced out by the second gas, thereby charging the mixing container with the mixed gas in the high-pressure condition.

Abstract: A venturi eductor comprising a flow passage for a first liquid, a dispensing passage with an opening into the flow passage to allow a second liquid to be drawn therethrough and into a first liquid flowing through the flow passage, and a flow restrictor in the dispensing passage, in which the flow restrictor comprises a body with a plurality of nozzles passing therethrough with varying sizes of orifice, which body is movable between a first position in which a first of said nozzles is disposed in the path of the second liquid, and further positions in each of which a further of said nozzles is disposed in the path of the second liquid.

Abstract: A mixing valve includes a housing having, arranged therein: a first flow duct having a first flap mounted rotatably in the first flow duct and configured to influence the throughflow cross section of the first flow duct, and a second flow duct, the second flow duct issuing into the first flow duct, and having a second flap mounted rotatably in the second flow duct and configured to influence the throughflow cross section of the second flow duct. The first flow duct has, downstream of the issue of the second flow duct, as seen in the flow direction, a region with at least two cross-sectional widenings, and at least one stationary guide element, projecting into the first flow duct, is arranged in the region with the at least two cross-sectional widenings.

Abstract: A mixing system is disclosed in which the system comprises a source of bone-graft or bone-graft-substitute material, a liquid source, and a vacuum source, at least one of the source of bone-graft or bone-graft-substitute material and the liquid source being in communication with the vacuum source. A valve assembly also forms part of the system, the valve assembly having a valve movable between a first position in which a first fluid passageway is created between the source of bone-graft or bone-graft-substitute material and the vacuum, and a second position in which a second fluid passageway is created between the source of bone-graft or bone-graft-substitute material and the liquid source, wherein, in the second position, the valve seals off the first fluid passageway, the vacuum source being adapted to generate a negative-pressure environment, relative to atmospheric pressure, within the valve assembly while the valve is in the first position.

Abstract: A system includes a regional blending facility having a number of bulk receiving facilities, where each bulk facility receives and stores a particle type having a distinct size modality, a bulk moving device that transfers particles between the bulk receiving facilities and of a blending/continuously receiving vessel and/or a mixer, and a carrying medium vessel. The mixer receives particles from the blending/continuously receiving vessel and/or the bulk moving device, receives a carrying medium from the carrying medium vessel, mixes the particles with the carrying medium, and provides a mixed treatment fluid. The system includes a fluid conduit that fluidly couples a wellsite location with the regional blending facility, where the fluid conduit delivers the mixed treatment fluid to the wellsite and/or delivers produced fluid from a wellbore positioned at the wellsite to the regional blending facility.

Abstract: The subject invention described herein is directed to an improved fluid powered system for dispensing a selectively variable proportion of additives into a primary fluid supply line such as is commonly encountered in the firefight industry where it is desirable to proportion foam concentrates into a water line. The subject invention features a water driven motor that is integral to a variable displacement additive pump. A proportioning adjustment allows the solution % to be adjusted. Once set, the additive percent varies in direct proportion to the water flow rate in order to maintain a nearly constant solution percentage over a broad flow range.

Abstract: An exhaust gas denitrizer removes nitrogen oxides from rejoined exhaust gas using a denitrification reactor after supplying ammonia gas to the rejoined exhaust gas made up of main exhaust gas cooled by a fuel economizer by flowing through a main duct and bypass exhaust gas maintained at high temperature by flowing through a bypass duct adapted to bypass the fuel economizer. At a meeting place between the main exhaust gas and bypass exhaust gas in the main duct, three partition plates are installed with plate surfaces turned to an inflow direction of the bypass exhaust gas, partitioning a main exhaust gas channel into a plurality of sub-channels. Upstream-side ends of the partition plates face the incoming bypass exhaust gas by being shifted from one another toward an upstream side of the main exhaust gas starting from an inflow side of the bypass exhaust gas.

Abstract: A programmable fluidic device for generating droplets with resolutions of micrometer in size and milliseconds in generation timing is provided. The programmable fluidic device has a valve forming a droplet cutter, which contains a fluid deflectable membrane capable of controlling the flow of a dispensing fluid from a fluidic dispensing channel. The programmable fluidic device is able to perform temporal control over the droplet generation independent from the size control.

Abstract: A valve manifold assembly including a manifold body defining a primary flow passage and a secondary flow passage fluidly coupled therewith through an aperture in the wall of the primary flow passage. A valve including a head portion and a stem extending therefrom is disposed through the aperture. The head portion has a valve sealing surface adjacent and extending around the stem, and a valve seat having a seat sealing surface facing into the primary flow passage extends around the aperture. The valve is selectively shiftable between a closed position wherein the valve sealing surface is sealingly engaged with the seat sealing surface to block fluid flow between the secondary flow passage and the primary flow passage, and an open position wherein the valve sealing surface is spaced apart from the seat sealing surface to enable fluid flow between the secondary flow passage and the primary flow passage.

Abstract: A valve arrangement includes various improvements useable in the context of a fluid additive system, such as a water softener. For example, the valve assembly may include a seal assembly engaged by a reciprocating piston, in which the seal assembly includes a minimal number of parts, is easily assembled, and can be easily inserted in the bore of the valve body without jeopardizing the integrity of the seals. The valve assembly may further include a quick-disconnect system which allows a “control head” including a valve actuation system and electronic controls to be disconnected from the rest of the valve arrangement with only a partial rotation of the control head. The valve assembly may also include a venturi used for drawing regeneration fluid into the system, and an associated venturi cleaner system which allows a user to unclog the fluid-flow orifice of the venturi without any disassembly of parts of the valve arrangement.

Abstract: An outer valve surrounds an inner valve. A plug can move relative to a seat of the inner valve to control flow through that valve. A plug co-operates with the outlet port of the outer valve to control fluid through that valve. The plug comprises part of the inner valve.

Abstract: A fluid mixing device is productive, maintainable and improved in operability and reliability even without high accuracy pressure control. A fluid mixing device includes a mixing tank, supply tanks, mixing tank flow channels, valves, and branch flow channels. The mixing tank mixes at least two liquids. Each supply tank is provided for each of the liquids and supplies each liquid to the mixing tank. Each mixing tank flow channel connects each supply tank to the mixing tank. Each valve is arranged in each of the mixing tank flow channels. Each branch flow channel is connected to each of the mixing tank flow channels and is connected from the one mixing tank flow channel to the valve in the other mixing tank flow channel. Further, when the valve has pressure applied thereto from the liquid passing through the branch flow channel, the valve closes the mixing tank flow channel.

Abstract: Provided is a system and method for producing resin cartridges that can be used in mine roof bolt applications. The system and method can be used to produce resin cartridges that contain a first portion that includes a resin and a catalyst that cure at a first speed when mixed together and a second portion that includes a resin and a catalyst that cure at a second speed when mixed together. The system can include a base material supply source, a plurality of branch lines, at least one altering material supply line in fluid communication with at least one branch line, a valve arrangement, a product line, and a packaging machine.

Abstract: Provided is an ammonia injection device (10) installed at an exhaust gas duct through which an exhaust gas generated in a gas turbine flows, and configured to inject ammonia into the exhaust gas at an upstream side of a denitration catalyst configured to perform denitration processing in a flowing direction of the exhaust gas, the device including a plurality of ammonia injection pipes (11) disposed in parallel each other in a surface which traverses the exhaust gas duct. A plurality of nozzle pipes (12) configured to eject the ammonia from the ammonia injection pipes in an arrangement direction of the plurality of ammonia injection pipes are installed at the ammonia injection pipe in a longitudinal direction of the ammonia injection pipes. Diffuser panels (13) extending toward a downstream side in a flowing direction of the exhaust gas at both sides in a longitudinal direction of the ammonia injection pipes with respect to the nozzle pipes are formed at the nozzle pipes.

Abstract: A solution feeding device for feeding a sample solution which is precisely adjusted in the mixed quantity of a standard solution is realized. The solution feeding device comprises: a mixing module (100) including a first passage (101), a second passage (102), and a third passage (103) for providing communications of the midways of those two passages with a higher passage resistance than those of the two passages; a first storage unit (10) communicating with one end side of the first passage for storing a sample solution; a suctioning nebulizer (20) communicating with the other end side of the first passage for sucking the sample solution; a second storage unit (30) communicating through an on-off valve (31) with one end side of the second passage for storing a standard solution; and a syringe pump (40) communicating with the other end side of the second passage for sucking and discharging the standard solution, respectively, in the open state and the closed state of the on-off valve.

Abstract: Disclosed are systems and apparatus adapted to control a temperature of a process fluid in an instrument. In one aspect, the systems and apparatus are adapted to control fluid temperature provided to a feed tank. The feed tank may feed a metering system and metering line of an instrument such as a clinical analyzer. The fluid temperature control system includes a process fluid inflow, a process fluid outflow, a first fluid path fluidly coupled to the process fluid inflow and outflow, and at least one heat exchanger thermally coupled to the first fluid path, wherein the heat exchanger is adapted to extract heat for at least one heat-generating component of the instrument. Controlling a temperature of the process fluid at the feed tank improves metering accuracy. Methods of operating the system are provided, as are other aspects.

Abstract: The present invention is directed to a desuperheater spraying valve assembly. More particularly, the invention provides a new and improved valve assembly, whereby cooling liquid may be controllably injected into a gas or a liquid stream, typically steam, to selectively maintain the gas or liquid at a predetermined temperature level. In a possible embodiment of the present invention, a class V valve assembly is disclosed. It comprises an actuator coupled to a plug with a valve seat in the proximity of said plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to said valve seat and at least one spray nozzle is affixed to a to the spray tube. The plug and said valve seat are conical in shape as to when said plug is inserted into said valve, they form a seal.

Abstract: Modular fluidic mixing system for delivering a fluid mixture from separate sources to a point of use. The system includes a mounting board and a series of rows of substrate fittings mounted on the board. Each row has a first end fitting connected to one of the fluid sources and a second end fitting. Each of the fittings in a row is connected in fluid communication to an adjacent one of the fittings in the row to define a fluid flow path from the one of the fluid sources to the second end fitting. Each second end fitting in each row is connected in fluid communication to an adjacent second end fitting in an adjacent row to define a mixing header. The fluids are mixed within the header and exit as a mixture. Fluid flow components for controlling flow from the fluid sources are mounted to the fittings.

Abstract: Each of plurality of gas sources flows to a different one of a plurality of separate source gas flow paths. Then, a source gas is distributed directly from each of plurality of separate source gas flow paths to a plurality of separate gas mixture flow paths, thereby distributing a plurality of source gases to each of different flow paths. A plurality of separate gas mixture streams is generated by flowing a plurality of source gases in each of a plurality of separate gas mixture flow paths. In some embodiments, each of a plurality of separate source gas flow paths comprises a gas distribution duct, and each of a plurality of gas mixture flow paths comprises a gas mixing conduit. In some embodiments, a gas distribution duct includes a plurality of gas distribution ports and a gas source port connectable to a gas source. In some embodiments, a gas mixing conduit comprises a plurality of gas inlet holes, a gas mixing region, and a gas outlet hole.

Abstract: Methods and apparatus for delivery of gas are provided herein. In some embodiments, a gas delivery system may include a premix tank having an inlet and an outlet; a plurality of gas supplies coupled to the inlet of the premix tank; a plurality of valves, each valve respectively disposed in line with a corresponding one of the plurality of gas supplies; and a conduit coupling the outlet of the premix tank to one or more gas delivery zones.

Abstract: A water delivery system is disclosed. The water delivery system may have an electronic user interface. The electronic user interface may be a portable device. The electronic user interface may include inputs to select water temperature, water flow rates, water flow patterns, and/or task based presets. A mixing valve for use with either manual faucets or electronic faucets is disclosed.

Abstract: A valve for dispensing water and air in installations for spraying water under pressure, includes: firstly, a body (2) equipped with two independent circuits (C1, C2), each for circulating a fluid, one air, the other water, each of the circuits including (i) a chamber (5, 15) accommodating a shutter member (6, 16) in the form of a spool, (ii) a duct (7, 17) for admitting the fluid, (iii) a discharge duct (8, 18) for discharging the fluid, and (iv) a drain duct (9, 19) for draining the fluid contained in the discharge duct; and, secondly, control elements for controlling the shutter members so as to make each one move between an open position which allows the fluid to pass and in which the drain duct is shut off, and a closed position in which the fluid is prevented from passing and the drain duct is open.

Abstract: A device for the controlled supply of a liquid within a medical flow line, includes a retaining body rotatable on an intermediate tubular connector arranged between a tubular inlet connector and a tubular outlet connector of a primary liquid and within which a bottle pierceable and containing a secondary liquid can be fitted. The retaining body includes a hollow piercing spike, rotation blocking means of the retaining body disengageable following insertion of the bottle, axial stop means of the inserted bottle, and progressive opening means of a flow passage from the hollow spike to a flow line of the primary liquid during the rotation of the retaining body with the bottle inserted therein from a first angular position of complete closure to a second angular position of complete opening.

Abstract: A processing liquid mixing apparatus and method capable of maintaining a mixing ratio of the processing liquid produced in a mixing tank constant, a substrate processing apparatus including the processing liquid mixing apparatus, and a storage medium storing a program for controlling the processing liquid mixing apparatus are disclosed. Discharge valves are first open and supply valves are close to discharge stock solutions to an outside through the discharge valves. After all flow rates of the stock solutions detected by LFC reach a predetermined flow rate, the discharge valves are close and the supply valves are open to supply the stock solutions to the second mixing tank through the supply valves.

Abstract: The present invention provides a particle measuring system which is provided in a processing system 40 which generates an atmosphere obtained by exhausting air or a gas in a processing chamber 48 by a vacuum pump 98 and applies a process concerning semiconductor manufacture to a wafer W in the atmosphere, attached to an exhaust pipe 90 which connects an exhaust opening 86 of the processing chamber 48 with the vacuum pump 98, and measures the number of the particles in the exhaust gas, and a measuring method thereof, the system and method providing a processing system and a cleaning method which terminate etching process by determining an end point based on the number of the particles in the exhaust gas and perform cleaning of unnecessary films.

Abstract: A faucet assembly includes a faucet body, a pipe unit and a control unit. The pipe unit is disposed outside the faucet body. The pipe unit uses an inlet pipe, a junction pipe and an outlet pipe to complete the pipe configuration of the faucet body. It is easy to manufacture the faucet of the present invention. To assemble the faucet of the present invention, the user can connect the relative pipes with ease.

Abstract: Valve assemblies are provided that have a selection member engaged with a housing to provide control of fluid communication between first and second fluid pathways. Positioning the selection member within a selection cavity of the housing provides fluid communication with a corresponding fluid pathway. An optional locking member can engage the valve assembly to prevent fluid communication with at least one fluid pathway.

Abstract: An electronic faucet for mixing hot and cold fluids and a manual override system therefor. The override system is adapted to override the electronics of the faucet in order to allow a user to gain full manual control, for example, if the user merely desires it or there is a malfunction in the faucet's electronics or an electric power outage. The faucet can be operated in an automatic mode, a manual mode and switch between those modes. According to one embodiment, the override system disables the faucet's electronics as a result of manual movement of the handles causing a motor of the electronic faucet to deviate from its normal resistance or current, signaling the electronics to become disabled. According to another embodiment, pulling or pushing of the handles mechanically disengage them from the electronic control.

Abstract: [Problems] A combustion gas extraction probe that is capable of preventing burnout of a head metal portion of a probe, capable of rapidly cooling a high-temperature gas in a uniform manner in a probe, and whose outer diameter can be kept small. [Means for Solving Problems] A combustion gas extraction probe (4) having a hollow-cylindrical inner tube (4a) in which a high-temperature combustion gas flows, a hollow-cylindrical outer tube (4b) surrounding the inner tube (4a), a low-temperature gas discharge hole (4c) provided in the inner tube (4a), and a low-temperature gas supply means (9) for supplying a low-temperature gas between the inner tube (4a) and the outer tube (4b) and discharging the low-temperature gas from the discharge hole (4c) into the direction that is substantially perpendicular to the sucking direction of the high-temperature combustion gas and is toward the center of the flow of said high-temperature combustion gas.

Abstract: A gas mixer and sampler system (2) for a controlled atmosphere laboratory chamber (4), the mixer and sampler system has a sampler remote from the chamber and a gas supply arrangement, including a mixer (14) remote from the chamber. The sampler consists of a gas sensor arrangement (5) for sensing a first and a second gas. A processor output from the gas sensors to determine the relative concentrations of the first and second gases, and determine proportions and flow rate for gases to be supplied to the chamber to meet a determined profile. The mixer and sampler are provided externally of the chamber at a location spaced from the chamber.

Abstract: A gas blending and compressing system includes a blender having a blending chamber configured to blend two or more separate gases into a blended gas, a compressor configured to compress the blended gas to a selected pressure, and a control system configured to sense operational parameters of the blender and the compressor, to sense one or more properties of the blended gas and to control the operation of the blender and the compressor to maintain the quality of the blended gas. A method for blending and compressing two or more gases includes the steps of: blending the separate gases into a blended gas using the blender; compressing the blended gas using the compressor; and matching a constant flow through the compressor to a selected minimum flow dependent on nominal operating parameters of the compressor. Alternate embodiment systems and methods blend separate gases at high pressure without using a compressor.

Abstract: The invention relates to a flap (2) of a motor vehicle ventilation system, which is disposed in a housing (1) in the mounted state and controls the air supply to the interior of the vehicle along with a second flap (4). The flap (2) according to the invention comprises a pivot axis about which the same can be pivoted. At least one portion of the flap area (2?) is pivotable and/or flexible to the pivot axis or shaft (2?) and/or another portion of the flap (2) juxtaposing the pivot axis.