Abstract: A telescoping stock for a firearm, the stock including a stock body having an upper mounting rail, a buffer tube holder for receiving a firearm buffer tube, the buffer tube holder having a complementary mounting rail, and locking means for selectably locking the buffer tube holder in any one of a plurality of positions relative to the stock body. Preferably, the telescoping stock also includes a telescoping cheek rest.

Abstract: A firearm comprises an upper receiver body and a lower receiver assembly. The upper receiver body is configured for receiving belt-fed ammunition and the lower receiver assembly is attached to the upper receiver body. The lower receiver assembly includes a receiver body having an accessory mounting structure, a trigger group mounting structure, one of an integrally-formed, non-detachable butt-stock mounting structure and an integrally-formed, non-detachable butt-stock, and one of a hand grip mounting structure and an integrally-formed, non-detachable hand grip.

Abstract: A weapon sight has an optical system that causes first radiation to propagate along a path of travel within the sight, and has a reticle generating portion that causes second radiation representing a reticle to propagate along the path of travel with the first radiation. The reticle generating portion includes a reticle illuminating portion that illuminates the reticle, and the reticle illuminating portion includes a light source and a lens portion. Light from the light source passes through the lens portion, and then illuminates the reticle.

Abstract: The process for dispersing plant seeds comprises the steps of feeding a suspension of seeds in an aqueous medium into an axially symmetric vertical device until its circulation circuit including a pump and piping is filled up, dispersing the seeds by pumping the suspension through the circulation circuit closed, involving turbulent motion and attended heating of the flow of the suspension upstream of the device, and spirally whirling the flow within the device until a product of a predetermined consistency and temperature is obtained, degassing and discharging the product.

Abstract: A plant pot having a wider base than throat and which can be vertically separated into two substantially identical pieces is provided. The plant pot preferably comprises a first pot member and a second pot member that are capable of engaging and disengaging each other. Complementary edges on the first pot member and the second pot member allow such members to define a substantially continuous inner wall when the first pot member and the second pot member are engaged. At least one retainer extends about an outer surface of the plant pot to retain the first pot member and the second pot member in an engaged position. In one embodiment, the first pot member and the second pot member are identical such that they are manufactured from the same mold thereby reducing manufacturing costs and simplifying production of such plant pot.

Abstract: A rain gutter includes a back wall, bottom member, and front wall, forming an elongated channel. The front wall is pivotally connected along the bottom member for forward movement between an upstanding position and a downward open position. An upright scavenger blade mounted in and along the channel is movable between a retracted position and a forward position to push the front wall open and dump the gutter contents. The scavenger blade includes a flexible wiper along its bottom to slide across the channel bottom. The system is actuated by a piston which reciprocates the scavenger blade across the channel, between retracted and extended positions. The actuator system also includes a base plate parallel to the back wall, a channel span parallel to the base plate, and parallel hinge plates connecting the base plate and channel span, all together forming a four-bar linkage. An actuator arm is pivotally connected at one end to the base plate, and slidably connected at its other end to the channel span.

Abstract: An improved shelter of the type having a front wall, a back wall, two opposing side walls, a bottom and a top defining a substantially rectangular box with an opening defined in the top, a flat lid adapted to cover the opening, a roller means for alternately rolling the lid to expose or close the open top, the improvement comprising: substantially, the entire top of the box defining an opening; the lid adapted to be substantially flush with the surrounding ground level in a closed position; and a roller means for allowing the lid to slide above the ground level, exposing more than half of the top when in an open position. The shelter alternatively including stairs rotatably affixed to the front wall and a stair support means releaseably supporting the stair in position to be used as a stepping entrance into the shelter, whereby the stair can be rotated against the front wall when not in use or rotated and fixed in place by the stair support means to serve as a stepping surface.

Abstract: The invention relates to a ceiling structure comprising a number of sheets that span between parallel beams mounted underneath a fixed ceiling, wherein the sheets can, by elastic deformation, be taken from an initial configuration to a desired curved configuration, in which the sheets form the visible ceiling face. The ceiling structure comprising force-transmitting means that provide, in combination with the abutment force of the sheets against the abutment areas, the flexular moment necessary for maintaining the desired curved configuration of the sheets.

Abstract: For the fixing adjusting tools of the plate material to the structural body, the female member has a base plate with a through hole in a center and an external cylinder fixed vertically on the base plate. The male member has a base plate with a through hole in a center and an internal cylinder fixed vertically on the base plate. The communicating section is formed in the base of the female member communicating with the gap. The guide cylinder is formed protruding on the base plate of the male member to guide the nozzle for injecting adhesive. Resultantly, the adhesive injected through the guide cylinder into the rear surface of the base plate of the female member, reach the gap between the internal and external cylinders passing the communicating section.

Abstract: A ceiling system having panels suspended from a ceiling with a frame and suspension connections. The panels are a non-woven material including first effect fibers, first binder fibers, second binder fibers, and second effect fibers. The non-woven material has a first planar zone and a second planar zone. The first planar zone includes a greater concentration of first effect fibers and first binder fibers. The second planar zone includes a greater concentration of second effect fibers and second binder fibers. The first planar zone can include a first surface skin associated with the first planar zone on the exterior of the non-woven material, and a second surface skin associated with the second planar zone on the exterior of the non-woven material.

Abstract: One or more diagonal brace beam sections (26) extend between a pair of connectors (32). One of the connectors is placed inside of a first stud (14) that opens towards a closed side of the next stud (14) the second connector member (32) abuts against the web of the second stud (14). The connectors (32) are connected to the studs (14) by screw fasteners or some other suitable form of fasteners. The several diagonal brace beam sections (26) form an internal brace beam for the wall that extends from an upper corner at one end of the wall downwardly to a lower corner at the opposite end of the wall.

Abstract: A semi-automatic medicine packaging machine includes a medication feed outlet that feeds and discharges medications into a hopper, a sealing unit that seals medications in the hopper by medication envelope(s) on which instruction labels are printed by a printing unit, a button operation unit that inputs a user's operation into the controller, a manual dispensing tray, an automatic supply unit including a plurality of tablet cassettes, and a user information input unit that inputs user information into a controller that controls the overall operation of the machine and includes a user authentication unit for authenticating a user.

Abstract: Disclosed is a semi-automatic medicine packaging machine with cassette lock unit that improves packaging efficiency and speed by supplying an automatic supply unit and prevents an unauthorized person from supplement and outflow of tablets by fixing tablet cassettes arrayed in the automatic supply unit as a whole. The semi-automatic medicine packaging machine including a medication feed outlet that feeds and discharges medications into a hopper, a sealing unit that seals medications in the hopper by medication envelope(s), a printing unit that prints data on medication envelope(s), a controller that controls the overall apparatus, and a button operation unit that inputs a user's operation into the controller includes an upper shelf; cassette stands; an automatic supply unit including a plurality of tablet cassettes established on the upper part of the cassette stands; and a cassette lock unit that prevents separation of the tablet cassettes from the cassette stands.

Abstract: A vacuum packaging system for transporting a plurality of medical containers including a tray that supports the medical containers and an air impervious flexible film defining an internal cavity. The air impervious flexible film completely surrounds the tray and the medical containers. The internal cavity is evacuated to a predetermined vacuum level below atmospheric pressure. A method for packaging the plurality of medical containers for transportation in the tray includes inserting the medical containers into the tray, inserting the tray filled with medical containers into the internal cavity, evacuating the internal cavity to a predetermined vacuum pressure and sealing the flexible film such that the predetermined vacuum pressure is generally maintained in the internal cavity.

Abstract: A cable protection and guide device includes an engagement mechanism for securing connecting plates in a bridged arrangement over flexional inner and outer circumferential sides of side plates of the device. The connecting plates are not inadvertently disengaged because the engagement mechanism includes several features for securing the connecting plates to the side plates. The connecting plate engagement mechanism has a louver body and a louver type connecting plate which pivots about a pair of right and left supporting shafts which are formed at both ends of the louver type connecting plate. The louver type connecting plate is attachably fitted onto the pair of right and left side plates.

Abstract: A method for operating an internal combustion engine; in the exhaust area of this engine there is at least one catalytic converter and downstream from the catalytic converter there is an NOx sensor. A device for carrying out this method is also provided. The NOx sensor has a cross-sensitivity to a reagent needed in the catalytic converter. In predefined operating states of the internal combustion engine, e.g., idling and/or overrun, a selection signal is supplied; when this selection signal occurs, the sensor signal supplied by the NOx sensor is interpreted as at least a measure of the reagent leakage.

Abstract: A power source has at least one combustion chamber, an exhaust system fluidly connected to the at least one combustion chamber and configured to receive an exhaust-gas stream, and a fuel source configured to supply fuel to the at least one combustion chamber. The power source also has an additive supply device configured to supply an ethanol additive to the at least one combustion chamber; and a selective reduction catalyst system catalyst fluidly connected to the exhaust system and configured to receive the exhaust-gas stream.

Abstract: A torque converter comprises a pump having a pump shell and impellers; a turbine having a turbine shell and runners; a stator arranged between the pump and the turbine and is supported by the housing; and an operation fluid filled in the pump and in the turbine. Transmission torque limit means is arranged between the stator and the housing to so limit the transmission of torque transmitted to the stator as will not to increase in excess of a predetermined value.

Abstract: A hydraulic tool including a motor; a hydraulic pump comprising only one reciprocating piston pump member; and a transmission connecting the motor to the hydraulic pump. The transmission includes a wobble plate and at least one spring. The wobble plate includes a front end pivotably connected to a frame of the pump. A rear end of the piston pump member is located against the front end of the wobble plate. The spring is spaced from the piston pump member and applies a biasing force against the front end of the wobble plate.

Abstract: In an internal combustion engine having an exhaust gas turbocharger with an exhaust gas inlet structure including two exhaust gas flow passages in communication with two exhaust ducts via a rotary cylinder valve for controlling the exhaust gas flow, the valve includes two inlet openings for directing the flow to the inlet flow passages of the turbine and a recess which when disposed over the exhaust gas flow passages permits exhaust gas to flow from one to the other of the exhaust gas ducts, the interior of the valve being in communication with a bypass line for bypassing the turbine.

Abstract: A turbocharger turbine housing with at least two volutes utilizing multiple nozzle rings to optimize the turbocharger's proficiency per application, and a valve to control the exhaust flow to selected volutes in the turbine housing.

Abstract: In a method of operating a compressor near the compressor pumping limit wherein the compressor includes a control arrangement for adjusting the momentary operating state of the compressor, the flow velocity of a mass flow through the compressor in the boundary layer along the wall of the flow passage is determined for detecting operation of the compressor close to the pumping limit from a reversal of the direction of the mass flow vector in the boundary layer and the control arrangement is actuated so as to prevent the compressor from transgressing the pumping limit.

Abstract: A process for recovering waste heat which comprises: (a) passing a liquid phase working fluid through a heat exchanger in communication with a process which produces the waste heat; (b) removing a vapor phase working fluid from the heat exchanger; (c) passing the vapor phase working fluid to an expander, wherein the waste heat is converted into mechanical energy; and (d) passing the vapor phase working fluid from the expander to a condenser, wherein the vapor phase working fluid is condensed to the liquid phase working fluid. The preferred working fluid is an organic Rankine cycle system working fluid comprising compounds having the following general structure: where x, y, z, and m are each selected from the group consisting of: fluorine, hydrogen, Rf, and R, wherein R and Rf are each an alkyl, aryl, or alkylaryl of 1 to 6 carbon atoms, and wherein Rf is partially or fully fluorinated.

Abstract: A premix burner is disclosed, with a swirl generator which delimits a conical swirl space and provides at least two conical part shells which are arranged, offset to one another, along a burner axis, mutually enclose in each case air inlet slits running longitudinally with respect to the burner axis and have in combination a conically widening premix burner outer contour having a maximum outside diameter which narrows axially into a region with a minimum outside diameter. At least one conical part shell provides, in the region between the maximum and the minimum outside diameter, a reception unit which deviates from the conically widening premix burner outer contour and locally elevates the premix burner outer contour radially outward and which has a maximum radial extent which is dimensioned smaller than half the maximum outside diameter of the premix burner outer contour.

Abstract: The present invention discloses a method and system for augmenting shaft output of stationary gas turbines that can be used in multiple modes of operation. The system comprises a washing unit (25, 27, 28) adapted to inject a spray (26) of atomized liquid so as to impinge on the compressor blades (12) in order to wet said blades (12), thereby obtaining a release of fouling material from said blades (12); and at least one liquid injection unit (21, 23, 24, 29, 210, 212, 214, 215, 216) adapted to inject a spray (22, 211, 213) of atomized liquid into an air stream of said turbine duct (101) or at the gas turbine (10) in order to increase a mass flow of said air flow, wherein the power output from said gas turbine engine can be augmented. With the invention follows also benefits such as fuel savings and improved environmental performance by reduction of emissions.

Abstract: In a method of operating a compressor of a gas turbine, where compressor air sucked in from the environment is cooled down by evaporation cooling before entering the compressor, before starting operation of the compressor, maximum possible temperature drops which could be achieved by evaporation cooling are determined dependent on different ambient conditions and/or are provided as a data set. These temperature drops are correlated with a compressor map containing maximum temperature distortions at different ambient conditions and different rotation frequencies of the compressor which have to be met in order to avoid pumping. The evaporation cooling is then only operated when current ambient condition result in a maximum possible temperature drop from which a predetermined fraction of between 50% and 100% does not exceed the maximum distortion which can be taken from the compressor map for these ambient conditions and the current rotation frequency of the compressor.

Abstract: According to one aspect, there is provided a refrigerator including a refrigerating chamber formed at a relatively upper portion of a refrigerator body and a freezing chamber formed at a relatively lower portion of the refrigerator body, which comprises an ice-making chamber which is partitioned in the refrigerating chamber by insulating walls and includes an icemaker for making ice and an ice storage for storing the ice made in the icemaker. The temperature in the refrigerating chamber can be accurately controlled, the loss of cold air can be minimized and the structures for supplying water into the icemaker and the dispenser can be simplified.

Abstract: A dehumidifying system is disclosed which comprises a dehumidifying element to extract moisture from the air, a rotor to rotate the dehumidifying element, and a heat pump to cool and heat the air within the dehumidifying system. The dehumidifying unit has at least a regeneration zone and a dehumidifying zone. The dehumidifying zone is provided at a flow passage of supply air supplied to a low dew-point chamber and dehumidifies the supply air with a dehumidifying member. The regeneration zone allows regenerating air to pass through the dehumidifying member to regenerate the dehumidifying member. The heat pump is comprised of at least a condenser and an evaporator. The condenser of the heat pump is used to at least heat air passing through the regenerating zone and the evaporator of the heat pump is used to at least cool the supply air before it enters the dehumidifying zone.

Abstract: The compressor head, internal and/or external discriminator, and manifold design in general utilize ball valves on the suction and discharge of a cylinder head in the recovery of refrigerant liquid and/or vapor. The device facilitates the flashing of liquid refrigerant pumped to the compressor which, in turn, assists to cool the compressor head. The flashing of liquid refrigerant to vapor also deters liquid transfer into the compressor enhancing performance thereof. The vapor passages within the discriminator, cylinder head and/or manifold are sized for receipt of spring actuated ball's to open and/or close the vapor passages during suction and/or discharge of refrigerant vapor or liquid by the compressor.

Abstract: An evaporative cooler is disclosed comprising an amount of water, an anti microbial catalyst, and a source of ultraviolet radiation. A preferred anti-microbial catalyst material is titanium dioxide. The ultraviolet source may by natural sunlight, or it may be driven by electricity. In a preferred embodiment the ultraviolet source is an electric one, powered by a solar panel. A preferred evaporative cooler is a dew-point cooler.

Abstract: A vending machine. The vending machine has a selector for a plurality of beverage types and a selector for a plurality of ice types. The vending machine has a first store for storing a supply of the plurality of beverage types and a second store for storing a supply of the plurality of ice types. The vending machine also has a dispenser for dispensing into a container a selected beverage type and a selected ice type.

Abstract: The invention relates to a manifold for a cooling agent of an air conditioning plant which comprises a separation form-closed element fixed inside a manifold housing, a heat exchanger provided with said manifold, the closed cooling agent circuit of the air conditioning plant with the manifold and a method for producing said manifold.

Abstract: An ejector cycle device includes a compressor, a refrigerant radiator disposed to radiate heat of refrigerant discharged from the compressor, an ejector having a nozzle, a first evaporator for evaporating refrigerant from the ejector, a branch passage, which is branched from a refrigerant downstream side of the refrigerant radiator and is connected to a refrigerant suction port of the ejector, a throttle member disposed in the branch passage to decompress refrigerant flowing from the refrigerant radiator, a second evaporator disposed in the branch passage between the throttle member and the refrigerant suction port of the ejector, and a gas-liquid separator having an inlet connected to a downstream side of the first evaporator and an outlet from which gas refrigerant is introduced to a refrigerant suction side of the compressor. Thus, refrigerant amounts flowing to the first and second evaporators can be suitably controlled.

Abstract: The subject of the invention is a device for melting batch materials that combines at least two separate melting modules, including a module A(1) which is predominantly fitted with heating means in the form of crown burners and/or submerged electrodes, and a module B(2) which is predominantly fitted with heating means in the form of submerged burners.

Abstract: A press die and a molding process can form a disk member having a shaft shaped portion at a center with satisfactory circularity and flatness in a disk portion, dimensional precision in the shaft shaped portion, and concentricity between the disk portion and the shaft shaped portion at the center. The press die is designed for press molding of a glass substrate of a disk member with a shaft shaped portion at a center thereof. The press die includes an upper die forming an upper surface of the disk member, an intermediate die having a shaft forming hole portion for forming a shaft shaped portion projecting from a disk portion of the disk member, a lower die for forming a lower surface of the shaft shaped portion and a guide member for guiding the upper die, the intermediate die and the lower die.

Abstract: A circuit is provided. The circuit includes a processor programmed to prevent overfilling of a cabinet with a fluid and a backup circuit having fixed logic. The backup circuit is electrically coupled to the processor to redundantly prevent overfilling the cabinet with the fluid.

Abstract: A washing machine includes a rotary drum, a water tub, a supporting metallic part, a washing machine base, a motor, a controller, and a vibration detecting unit. The vibration detecting unit, inclusive of a differential transformer having a plurality of coils and a magnetic body, is disposed between the supporting metallic part and the washing machine base and detects a vibration of the water tub.

Abstract: A detergent container of a washing machine in accordance with the present invention comprises a powdered detergent chamber to store powdered detergent, an outlet to discharge powdered detergent mixed with water in the powdered detergent chamber, a subsidiary detergent chamber to store bleach or fabric softner, a drain passage to guide powdered detergent mixed with water from the powdered detergent chamber to the outlet, and a bypass passage to allow powdered detergent mixed with water to bypass from the powdered detergent chamber to the drain passage. Even though an excessive volume of powdered detergent is placed in the powdered detergent chamber and the drain passage is clogged, powdered detergent mixed with water can be drained from the detergent container through the bypass passage, thus powdered detergent can be supplied to a tub of the washing machine without a hitch.

Abstract: A drum washing machine having improved dehydrating performance is disclosed. The drum washing machine includes a tub with an opened front side, a drum rotatably provided in the tub, and an overflow controller provided in the tub, preventing water from flowing to the front of the tub.

Abstract: A personal property lock assembly mountable to a vehicle may comprise a cable lock, a protrusion with a plateaued surface of a lockbox, a mount coupler comprising a seating surface to seat against the plateaued surface and a mounting mechanism, and a fastener. The lock assembly may comprise one or more locking mechanisms to provide securement to a cable lock that is anchored to a vehicle by way of a coupler. The lock assembly further comprises a cable reel assembly and a cable receiving mechanism operable together to retractably store and allow extension of a length of a cable. A cable locking mechanism removably binds and locks an end portion of the cable operably inserted in the cable receiving mechanism. As referenced herein, various mount couplers are effective for binding the cable lockbox to respective vehicles, which may also be disclosed with alternative embodiments.

Abstract: A lock for universal serial bus (USB) ports has a shell, a tongue, a slide and a lock cylinder. The shell has a front end opening. The tongue is mounted securely in and protrudes out from the front end opening. The slide is mounted movably in the shell. The lock cylinder is mounted movably in the shell and selectively pushes the slide out of the front opening of the shell. The tongue is inserted in and engages the USB port. The lock cylinder pushes and secures the slide in the USB port under the tongue to lock the tongue in the USB port. Therefore, the USB port is locked and may not be used without permission.

Abstract: A computer enclosure with a locking apparatus includes a front panel (10), a side panel (30), a driving member (52), and a sliding member (55). The side panel has an engaging portion (351). The driving member is pivotable about an axis perpendicular to the front panel, and defines an arcuate portion (531). The sliding member is slidably attached to the front panel. The sliding portion has a stop portion (557) and a driving pin (571). When the driving member is rotated, the arcuate urges the driving pin of the sliding member for driving the sliding member to move, thereby the stop portion engaging with the engaging portion of the side panel and preventing the engaging portion from moving away from the front panel.

Abstract: A door lock includes a support seat having a recess for mounting a driven member, a control knob including a drive member rotatably mounted in the support seat to rotate the driven member and a rotation member to rotate the drive member and having an outer wall formed with an annular groove and a locking groove, and a locking pin mounted in the support seat and having a locking end selectively extended into the annular groove or the locking groove of the rotation member of the control knob. Thus, the door lock has a dead locking function to lock the door from inside to prevent the door from being unlocked from outside by a key or other tool so as to protect the user's safety inside of the door.

Abstract: A rotating speed of a main motor (61) of a second press (3) is regulated so that an angular difference between a press angle of a first press (2) and a press angle of a second press (3) is constant. Further, when the work is carried-out from the first press (2), a work transportation device (10) is controlled based on a press angle of the first press (2). When the work is carried-in into the second press (3), the work transportation device (10) is controlled based on a press angle of the second press (3). Further, when the work is transported, the work transportation device 10 is controlled based on a signal from a transportation device control section (31) for controlling the work transportation device (10). The arrangement above improves production efficiency in press forming and reduces maintenance cost and frequency.

Abstract: A method for a method for calibrating a system configured to analyze exhaust gas produced by a fluid consuming source is disclosed. The method includes directing a first flow of exhaust gas toward an analyzer that is configured to measure at least one component. The method also includes establishing a first value indicative of a measurement of the at least one component within the first flow of exhaust gas. The method also includes removing a first quantity of fluid from the fluid consuming source and delivering a second quantity of fluid into the first flow of exhaust gas. The second quantity of fluid is a portion of the first quantity of fluid. The method also includes at least partially combusting the first flow of exhaust gas and the first quantity of fluid upstream of the analyzer and establishing a second value indicative of a measurement of the at least one component within the exhaust gas and the at least a portion of the first quantity of fluid.

Abstract: A calibration flow position of a variable nozzle (6) of a turbocharger is set by a method for calibrating the turbocharger, which comprises a turbine (2) and a compressor (1). In this method, the turbocharger is driven by a predetermined fluid supply. Further, the flow position of the variable nozzle (6) is changed while the rotational speed (N) of the turbocharger or an outlet pressure (P2C) of the compressor (1) is monitored. The calibration flow position is fixed based on the monitored quantities.

Abstract: The present invention provides apparatus for measuring volumetric or mass flow of fluid. The apparatus comprises a capsule that is adapted to move upwardly and downwardly within a housing and receive fluid from a tube. The apparatus further comprises force exerting means and preferably a magnetic means that is adapted to exert force on the capsule, the force is proportional to a position of the capsule within the housing. The force is measurable and controllable. A seal is provided in the capsule's bottom opening so as to fluidically block the capsule and a pin is provided so as to push aside the seal when the capsule is downwardly positioned and is filed with fluid so as to drain it. The number of times the capsule is drained in a predetermined time can be calculated so as to attain the volumetric flow rate of the fluid through the apparatus.

Abstract: In an acceleration sensor detecting inclined displacement of a predetermined article from a basic position, the acceleration sensor (10) includes a sensor chip having a detection plane including one detection axis or two crossing detection axes detecting the inclined displacement. An axis orthogonal to the detection plane of the sensor chip is disposed in parallel with a standard plane of the article in the basic position. Then, the sensor chip obtains an output signal according to the inclined displacement of the standard plane.

Abstract: A phased array ultrasonic testing system is for examining turbine disc bores and blade attachments for discontinuities, such as stress corrosion cracking. The system is particularly suited to perform an accurate and efficient inspection of components despite their having a relatively complex geometry, such as axial entry blade attachments and bores of associated discs. The system includes a control system with a computer and a controller for programming, emitting, and steering an ultrasonic beam via at least one two-dimensional phased array probe, thereby precisely inspecting the area of interest while simultaneously accommodating the aforementioned complex geometry of the disc or blade attachment. Computer control of the beam permits the number of inspection locations and the number of different probe wedges to be reduced providing for an efficient, timely inspection. Methods of profiling and examining turbine components of known and unknown geometries, are also disclosed.

Abstract: A multi-function digital pressure measuring device and welding torch having an outlet nozzle with first and second gas inlets with valves. The pressure measuring device having a body with a first gas chamber and a first inlet and a first outlet where the first inlet is connectable to a first gas supply line and the first outlet is connectable to the first gas inlet of the nozzle to permit gas to pass through. The body further having a second gas chamber with a second inlet and a second outlet where the second inlet is connectable to a second different gas supply line and the second outlet is connectable to the second gas inlet of the nozzle to permit gas to pass through. A display attached to the body and a sensor for measuring pressure associated with the first and second gas chamber.