Abstract: A head-mounted device includes an external facing sensor configured to generate a signal corresponding to a characteristic of an external environment. A controller is configured to determine that a quality of the signal is below a threshold value and take an action in response. Another embodiment includes a case for storing a head-mounted device that includes a cleaner coupled with a base or a lid of case. The cleaner is configured to clean a portion of the head-mounted device when the head-mounted device is inserted into and/or removed from the case.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a support unit configured to support a substrate; and a cleaning unit configured to clean a bottom surface of the substrate supported on the support unit, and wherein the cleaning unit comprises: a body; and a protrusion formed to be upwardly protruding from the body, and the protrusion is positioned to be spaced apart from the bottom surface.

Abstract: A substrate processing apparatus includes a processing tank, a substrate holding section, a bubble supply section, and processing liquid supply sections. The substrate holding section immerses a substrate in a processing liquid stored in the processing tank. The bubble supply section supplies bubbles to the processing liquid from below the substrate. The processing tank includes a first side wall and a second side wall. The processing liquid supply sections include one or more first processing liquid supply sections and one or more second processing liquid supply sections. The one or more first processing liquid supply sections are disposed on a side of the first side wall and supply the processing liquid toward the bubbles. The one or more second processing liquid supply sections are disposed on a side of the second side wall and supply the processing liquid toward the bubbles.

Abstract: A pacifier cleaning and storing apparatus that is disclosed in two design configurations. Both configurations have three main elements, an upper section, a center section and a lower section. Within the upper section is a pump with a water inlet and an adjustable spray nozzle. Within the lower section is a support member at the substantial midpoint. Within the lower section is an internal support member that is located at the substantial midpoint of the lower section. The is apparatus can be opened, and a pacifier can be placed on the internal support member. Clean water is put into the center section, and when a resilient member on the upper sections is squeezed and downward pressure is applied, the water is forced through the inlet into the pump. The water is then sprayed, onto the pacifier. Once the pacifier has been cleaned, it can be removed, or remain within the apparatus.

Abstract: A circuit board cleaning system includes a cleaning tank, an ion exchange resin column, and a pump unit. The cleaning tank accommodates a cleaning liquid and allows a circuit board to be immersed in the cleaning liquid. The cleaning liquid includes a liquid water and a hydrocarbon-based surfactant. An ion exchange resin filled in the ion exchange resin column is a basic ion exchange resin. The pump unit is configured to pump the cleaning liquid into the ion exchange resin column, and enable the cleaning liquid to pass through the ion exchange resin column. When the cleaning liquid passes through the ion exchange resin column, the basic ion exchange resin deprotonates the hydrocarbon-based surfactant. After the cleaning liquid passes through the ion exchange resin column, the cleaning liquid is returned to the cleaning tank to remove acidic residue remaining on a surface of the circuit board.

Abstract: A method of removing pollutants attached on a surface of interest, the method comprising the steps of: forming a coating film by applying a self-peelable film forming composition containing components (A) to (C) to a surface of interest on which pollutants are attached; drying the coating film; and removing the pollutants together with the coating film by self-peeling of the coating film due to the drying: (A) a film-forming component; (B) a volatile solvent; and (C) a silicone compound.

Abstract: According to one embodiment of the present disclosure, a cleaning apparatus includes a plurality of rollers that rotates a substrate in contact with an outer periphery of the substrate; a rotation mechanism including a motor that rotates the rollers about the rotation shaft; a cover interposed between the rollers and the rotation mechanism to cover the rotation mechanism; an ejection port provided in the cover and that ejects gas between the cover and the rollers; a negative pressure region provided in the cover on a side of the rotation mechanism and having a negative pressure lower than an atmospheric pressure outside the cover through exhaust; a liquid ejector that ejects a cleaning liquid onto the substrate; and a cleaning unit that brings the brush into contact with at least one surface of the substrate that is being rotated, thereby cleaning the surface of the substrate.

Abstract: Devices and techniques related to landfill gas extraction are disclosed. A technique for controlling extraction of landfill gas from a landfill through a gas extraction system is described. The method may include measuring a plurality of values indicating conditions associated with the landfill; computing, based at least in part on the plurality of values and on a model of the landfill, a predicted future state of the landfill; determining, based at least in part on the predicted future state of the landfill, one or more control parameters for one or more respective control devices configured to control operation of the gas extraction system; applying the one or more control parameters to the one or more respective control, and with the one or more control devices, controlling extraction of the landfill gas from the landfill based, at least in part, on the one or more respective control parameters.

Abstract: The present invention discloses a resource recovery method and a resource recovery system of desulfurized ash. The resource recovery method comprises: washing desulfurized ash with water, and performing solid-liquid separation to obtain solid residues rich in calcium sulfite and calcium sulfate and a solution rich in calcium hydroxide; preparing the solution into desulfurized slurry; and roasting the solid residues under the action of a reducing agent to obtain flue gas rich in sulfur dioxide and residues rich in calcium oxide. Therefore, the recovery of sulfur and calcium in the desulfurized ash is realized, and no solid waste, liquid waste, gas waste, etc. are produced in the process.

Abstract: Provided is a method for recycling lead iodide and a substrate of a waste perovskite device. The method includes steps as follows: preparing an iodide solution having a set concentration; immersing the waste perovskite device in the iodide solution for dissolution until a perovskite substance of the waste perovskite device is not dissolved, and extracting supernatant; adding water to the supernatant for dilution, and obtaining lead iodide crystals containing a small quantity of impurities; washing the lead iodide crystals containing a small quantity of impurities, adding acid to treat the lead iodide crystals, washing the lead iodide crystals with isopropanol and ether to obtain lead iodide powder, and drying the lead iodide powder to obtain obtaining recycled lead iodide; and cleaning and recycling a substrate generated. The lead iodide is recycled according to Le Chatelier's principle, which achieves safe, environmentally friendly and low-cost recycling.

Abstract: A tool assembly for friction extrusion can comprise a friction extrusion die. The friction extrusion die can include a distal face and a proximal end. The distal face can define at least one topographical ridge or groove feature to induce plasticization of a material in response to an axial force and a rotational force applied by the distal face to the material. The friction extrusion die can define a central passage to carry an extrudate of the material in a proximal direction in response to the applied axial and rotational forces. The proximal end can define a faceted cross-sectional profile to mate a with a corresponding receiving end of a tool holder. The faceted cross-sectional profile can be sized and shaped to receive the rotational force through engagement by the tool holder of respective faces defined by the faceted cross-sectional profile.

Abstract: Method for forming tubular segments, wherein a metal strip is or a series of metal strips is pressed into a tubular or truncated conical shape, such that opposite longitudinal ends of the strip or strips meet, forming at least one seam, where after the seam is welded, joining the meeting ends together, wherein at least after welding the cross sectional profile of at least part of the segment is measured, at least at and/or near said welded seam or seams, and data of said measurement is fed into a control unit, where after a press is operated by the control unit based on said data, adjusting the cross sectional profile of the segment, at least at the or each seam.

Abstract: Provided is a burring processing method, which is a method for forming a buffing processed portion including a raised portion and a curved portion in a metal component having a pilot hole formed therein, the method being characterized by including: a preforming step of enlarging a diameter of the pilot hole, moving an edge portion of the pilot hole relative to the metal component in a first direction of a thickness direction of the metal component in a first range around the pilot hole of the metal component, and forming the whole first range into a preformed portion raised from the metal component in the first direction; and a main forming step of deforming the preformed portion in a second direction opposite to the first direction, forming a second range on an outer diameter side of the preformed portion to have the same height as the first range in the first direction, and forming part of a third range on an inner diameter side of the preformed portion from the second range to be part of the curved portion

Abstract: Provided is a plate-like material feeding device configured to sandwich a plate-like material between a lower roll rotatably supported on a device main body and an upper roll which is rotatable and arranged to face the lower roll in parallel thereto, so as to convey the plate-like material. The plate-like material feeding device includes: a lower gear integrally provided on a rotation shaft of the lower roll; an intermediate gear which is meshed with the lower gear, and is integrally provided on a rotation shaft of the upper roll; an upper gear meshed with the intermediate gear; a lower-roll drive motor which is coupled to the rotation shaft of the lower roll so as to drive the rotation shaft of the lower roll to rotate; and an upper-roll drive motor configured to drive the upper gear to rotate.

Abstract: Included are: an averaging process of performing averaging on measurement data in accordance with a ratio of amounts of deformation calculated in a first analysis process at other evaluation portions than a certain evaluation portion, with respect to the certain evaluation portion; an adjustment process of adjusting the ratio to achieve a higher correlation between a ratio of rigidity calculated from results of analyses between a second member and a first member and a ratio of movement calculated from the measurement data; and a rigidity changing process of changing, when a value of the measurement data at one of the evaluation portions on the completed member exceeds an allowable value, rigidity of the second member based on the correlation having undergone the adjustment in the adjustment process to allow the value of the measurement data to be below the allowable value.

Abstract: A metal fiber for fiber reinforced concrete includes a linear main body that extends in an X-Y plane, having width in a Y direction, a length in an X direction, and a thickness in a Z direction within a three dimensional space defined by X, Y, and Z axes which are perpendicular to each other. Ends of the linear main body are bent portions which are bent at an obtuse angle in the Z direction. An elongate metal plate is intermittently conveyed in the Y direction on a die of a pressing machine at a pitch corresponding to the width of the metal fiber in the Y direction. The leading end of the metal plate is sheared to cut out and produce the metal fiber.

Abstract: A self-piercing riveting (SPR) system includes a top sheet and a bottom sheet. The top sheet is layered above the bottom sheet and are disposed between a die and a blank holder. The SPR system further includes a barrier disposed between the bottom sheet and the die, wherein the barrier is configured to reduce stress concentrations during formation of a joint between the top sheet and the bottom sheet. The barrier may has a thickness between 0.8 mm and 1.0 mm and is made from a cold formed or a dual phase steel alloy.

Abstract: The invention relates to a method and to a device for generating three-dimensional objects by means of a generative method. According to the invention, powdered material and binding agents are applied sequentially and electromagnetic waves are used to cure the binding agent so that the powdered material bonded with the binding agent forms the three-dimensional object. The electromagnetic waves used are RF radiation. As a result, a fast and uniform curing of the three-dimensional object is achieved.

Abstract: A setter for an investment casting core is provided. The setter may include: a base section; and a cover section configured to mechanically couple to the base section and having a profile for receiving the investment casting thereon. A setter array for a plurality of investment casting cores is further provided. A method for supporting an investment casting core during heat treatment using the setter is also provided.

Abstract: A combined casting and rolling installation that produces hot-rolled strip with a final thickness<1.2 mm, and includes a first continuous casting installation and a second continuous casting installation, each producing slabs from liquid steel; a slab manipulator that conveys the slabs into a walking beam furnace that conveys the slabs into a rolling installation and heats the slabs to rolling temperature. The rolling installation includes a rough rolling mill forming rough-rolled strips from the heated slabs; a coil box forming a coil from the rough-rolled strip and unwinding the rough-rolled strip; a joining device forming an endless rough-rolled strip by connecting its ends without filler material; a multi-stand finishing rolling mill finish-rolling the endless rough-rolled strip to form a finished strip with the final thickness; a cooling section forming the hot-rolled strip; and a plurality of coiling devices coiling the hot-rolled strip.

Abstract: A method and system of casting. The system of casting including a mold, a water inlet, and an outlet valve. The mold including a mold fluid inlet and a mold fluid outlet. The water inlet being selectively fluidly coupled to the mold fluid inlet via a first valve. The mold fluid outlet being fluidly coupled to the outlet valve.

Abstract: A system and method of manufacturing an aluminum fuel cell cradle are provided. The method comprises providing a negative cast mold having cavities to form the cradle, and comprises providing a feeding mechanism disposed about the mold and in fluid communication with the cavities thereof. The feeding mechanism comprises a plurality of primary risers connected to and in fluid communication with cavities. The method further comprises melting a first metallic material to define a molten metallic material, and comprises moving the mold to a vertical casting orientation about a rotational axis, while feeding molten metallic material through the runner to the cavities. The method further comprises cooling the molten metallic material to define a solidified metallic material. A second solidification time in the risers is greater than a first solidification time in the mold such that shrinkage of the solidified metallic material occurs in the risers away from the mold.

Abstract: In a case where an FSSS average particle size of a tungsten-containing powder as obtained by an FSSS method is defined as a (?m) and a density TD, which is an inverse number of a tap volume of the tungsten-containing powder, is defined as p (g/cm3), a relational expression of p?0.37a+7.04 is satisfied when a range of the FSSS average particle size a is 0.5 ?m?a?5.0 ?m.

Abstract: There is provided a titanium alloy sintered part in which the oxygen content is reduced and the fatigue strength is enhanced, and a method for producing the titanium alloy sintered part. The method for producing a titanium alloy sintered part by a metal injection molding method includes a mixing process of producing a compound of a metal powder and a binder, an injection process of subjecting the compound to injection molding to produce a green part, a degreasing process of degreasing the green part to remove the binder, and a sintering process of sintering the green part from which the binder was removed to obtain a sintered body, and the sintering process is performed at a sintering temperature of 800 to 995° C. for a sintering time of 6 to 200 hours.

Abstract: The present application provides a container for use in manufacturing a metal billet from a metal powder in a hot isostatic pressing process. The container may include a top, a bottom, a wall extending between the top and the bottom, an enhanced directional consolidation feature in the wall, and a sleeve positioned about the enhanced directional consolidation feature.

Abstract: A spray forming method for producing a metallic ingot and metallic powder from a metallic source of metal or metal alloy includes: forming one or more streams of metal or alloy from the source, gas atomizing one or more streams of metal or alloy to form one or more sprays of atomized droplets, directing the spray(s) of droplets through a spray nozzle to a rotatable hot body, depositing the droplets to the hot body to form the ingot, controlling the process parameters 1) temperature of metal or alloy, 2) inlet and outlet pressure of the spray nozzle, 3) rotation speed of the hot body, and/or 4) distance between the hot body and the spray(s) of droplets, and collecting the metallic powder having a predefined size distribution. The process parameters are controlled such that the ingot yield is 60-80% and the metallic powder yield is 40-20%, relative to the metallic source.

Abstract: A powder bed material can include from 80 wt % to 100 wt % metal particles having a D50 particle size distribution value from 4 ?m to 150 ?m. From 10 wt % to 100 wt % of the metal particles can be surface-activated metal particles having in intact inner volume and an outer volume with structural defects. The structural defects can exhibit an average surface grain density of 50,000 to 5,000,000 per mm2.

Abstract: The present invention relates to a Si-containing high-strength and low-modulus medical titanium alloy, and an additive manufacturing method and use thereof. The additive manufacturing method comprises alloy ingredient design, powder preparation, model construction and substrate preheating, and additive manufacturing molding; wherein the Si-containing high-strength and low-modulus medical titanium alloy is designed in the ingredient proportion of Ti 60-70 at. %, Nb 16-24 at. %, Zr 4-14 at. %, Ta 1-8 at. %, Si 0.1-5 at. %.

Abstract: Methods for manufacturing a beryllium-based article object comprising beryllium by depositing layers of beryllium. An element is added to the beryllium that dissolved to form a secondary phase to limit columnar grain. Grain refinement allows the beryllium article to have beneficial properties in terms of strength and durability.

Abstract: An additive manufacturing system and method include an additive manufacturing head including an energy emitter that is configured to emit energy into a material to form one or more portions of a component. An ultrasonic laser emitter is configured to emit ultrasonic laser energy onto a portion of the material to generate ultrasonic waves in relation to the portion of the material. The ultrasonic waves control development of one or both of microstructure or size of grains in relation to the portion of the material.

Abstract: A three-dimensional (3D) metal object manufacturing apparatus is equipped with a vessel having a receptacle that holds melted metal. The vessel has one or more electrical coils positioned at an upper end of the vessel near an inlet for solid metal that is melted within the receptacle. AC electrical current is passed through the one or more electrical coils to produce traveling magnetic fields in the melted metal at the upper end of the receptacle in the vessel to stir the melted metal and attenuate the formation of dross in the melted metal.

Abstract: The present disclosure provides a structure for replenishing a powder material to a material supply device during fabrication using the AM technique. According to one aspect, an AM apparatus is provided. This AM apparatus includes a DED nozzle configured to eject a powder material, a gantry mechanism configured to move the DED nozzle, and a powder supply device configured to supply the powder material to the DED nozzle. The gantry mechanism includes a Y-axis member movable in a horizontal X direction and extending in a horizontal Y direction perpendicular to the X direction. The DED nozzle and the material supply device are mounted on the Y-axis member of the gantry mechanism. The gantry mechanism includes a Y-axis movement mechanism for moving the DED nozzle and the material supply device along the Y direction on the Y-axis member.

Abstract: A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of Ti1-a-bAlaCebN, a is between greater than or equal to 0.350 and equal to or less than 0.650, b is between greater than or equal to 0.001 and equal to or less than 0.100, the second unit layer is composed of TicSi1-cN, and c is between greater than or equal to 0.20 and equal to or less than 0.99.

Abstract: A cutting insert has a multi-stage columnar shape with an insert central axis as a center, the cutting insert including: a head portion having a circular cutting edge with the insert central axis as a center, a shaft portion disposed on a lower side of the head portion in an insert axial direction along the insert central axis and having a smaller outer diameter dimension than the head portion; a step portion configured to connect the head portion and the shaft portion; and an index portion disposed over a part of the step portion and a part of the head portion and recessed inward in an insert radial direction from an outer peripheral surface of each of the step portion and the head portion, in which a plurality of the index portions are arranged in an insert circumferential direction, and each of the index portions has a planar alignment surface.

Abstract: To provide a cutting insert that readily fragmentizes chips, and that has excellent durability. At least a cutting part of a cutting insert is formed of a sintered compact. The sintered compact includes a chip breaker that is a recessed portion in which a partial region of a cutting part upper surface is depressed downward. The chip breaker includes a downward inclined surface, an upward inclined surface, a jutting portion that juts out along a first axial line that passes through a distant end of a cutting edge, and a stepped surface that adjoins the jutting portion in a Y axis direction orthogonal to the first axial line. An upper end of the jutting portion is formed at a height of an upper stage. The stepped surface is formed at a height of an intermediate stage at a part closest to the first axial line.

Abstract: A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of Ti1-a-bAlaCebN, a is 0.350 or more and 0.650 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of AlcV1-cN, c is 0.40 or more and 0.75 or less, and a and c satisfy a relationship of c>a.

Abstract: A cutting insert capable of performing groove machining while efficiently fragmenting chip is provided. A cutting insert 10 includes a front cutting edge 111, a pair of side cutting edges 113, a pair of corner cutting edges 112 each connecting the front cutting edge and a corresponding one of the side cutting edges, corner rake surfaces 122 extending from the corner cutting edges 112, and a protrusion part 150 protruding from the corner rake surfaces 122 and provided with a flat boss surface 160 at a leading end. Corner wall surfaces 180 extending from the boss surface 160 toward the corner rake surfaces 122 are formed at the protrusion part 150. At least a part of the corner wall surfaces 180 has a tilt angle of 40° or larger relative to the boss surface 160.

Abstract: A tool holder and a parting and grooving tool for an indexable turret have a plurality of tool stations, The adjacent tool stations have a predetermined angular spacing. The tool holder includes a mounting portion and a projected portion, which are connected. The mounting portion has a flat surface extending in an interface plane and the projected portion has a recess for holding the parting and grooving tool. The parting and grooving tool includes a cutting portion and a clamping portion. The cutting portion includes a cutting edge and the clamping portion includes a rear end surface. The parting and grooving tool is mountable in the recess such that a distance from the interface plane to the rear end surface of the parting and grooving tool is greater than a distance from the interface plane to the cutting portion of the parting and grooving tool.

Abstract: A holesaw system comprises a holesaw including a base and a generally cylindrical wall with a proximal end coupled to the base and a distal end with a cutting edge; a pilot drill bit including a front cutting tip, a rear shank portion, and an intermediate portion between the front cutting tip and the rear shank portion; and an arbor coupleable to the holesaw and to the pilot drill bit. The arbor is configured to be operable in a first mode in which the holesaw and the pilot drill bit are rotatable in unison to form a hole in a workpiece and in a second mode in which the pilot drill bit is rotatable independently of the holesaw to remove a plug of material from the holesaw.

Abstract: In this cutting insert, two cutting edges respectively including arc-shaped cutting edge parts extending in an arc shape in a plan view and linear cutting edge parts are provided in an intersection ridge line part between a rake face and a flank face. The cutting edges include a convex curved part moving away from a seating face and then moving close to the seating face as at least the arc-shaped cutting edge part moves away from the linear cutting edge parts. In a side view, the arc-shaped cutting edge parts include curvature change points between most protruding points farthest from the seating face and cutting edge tips of the arc-shaped cutting edge parts.

Abstract: A tube cutter comprises a main body, a cutting member and a base. The main body has a cutting space and a mounting portion corresponded to the cutting space. The cutting member, which is received in the main body, has a at least a portion protruding into the cutting space. The base has a first clamping portion and a second clamping portion; wherein the base is received in the mounting portion of the main body and can be switched between a first angle and a second angle. The first clamping portion is communicated with the cutting space to clamp a tube with a first predetermined diameter when the base is switched to the first angle. The second clamping portion is communicated with the cutting space to clamp a tube with a second predetermined diameter when the base is switched to the second angle.

Abstract: Described and shown is a method for producing tooth flank modifications, in particular twists, on tooth flanks of at least one workpiece toothing of at least one workpiece, in particular gear wheel.

Abstract: An electric discharge machining wire includes a brass containing 43 mass % or less of zinc (Zn) and having an ?-phase and a ?-phase, wherein a component ratio of the ?-phase in the brass is greater than 50 vol % and 55 vol % or less.

Abstract: Disclosed is a system having a robotic welding system, a controller, a camera, and a processor. The robotic welding system is configured to weld metal sections together in accordance with a plurality of welding variables. The controller is configured to automatically control the robotic welding system. The camera captures sequential images of the welding performed by the robotic welding system. According to an embodiment, the processor is configured to process the sequential images to determine when a selected welding state is to change to a next welding state based on the selected welding state and multiple consistent determinations of the next welding state, and to signal that change to the controller to effect a change in how the welding is performed by the robotic welding system. By considering multiple consistent determinations of the next welding state, there can be a high probability that the next welding state is correct.

Abstract: A welding system includes: a setting apparatus configured to move a material to be welded to a desired welding position according to a disturbance condition of the material to be welded 1; a welding robot configured to weld, according to a working condition, the material to be welded moved by the setting apparatus; an inspection apparatus configured to inspect a welding quality of the material to be welded that is welded at a current time; a storage apparatus configured to store the working condition for the current time, the disturbance condition for the current time, and the welding quality of the current time in association with one another; and a determination unit configured to change, when the welding quality of the current time stored in the storage apparatus satisfies a predetermined required quality, the corresponding disturbance condition for the current time and set the changed disturbance condition as a disturbance condition for a next time.

Abstract: An apparatus and method for controlling a process used to join together a plurality of workpieces. The apparatus is configured to selectively operate in a “closed” first mode and an “open” second mode based upon a correctness and/or acceptability of the workpieces. When the apparatus is in the “closed” first mode, a flow of electrical current through the electrical path from the electrical source to the electrical destination is permitted. As such, a joining system is enabled, resulting in a joining together of the workpieces. In the “open” second mode of the apparatus, there is an open circuit, which disrupts an electrical continuity and prevents the flow of the electrical current through the electrical path from the electrical source to the electrical destination, and thereby disables the joining system.

Abstract: A hybrid welding power system includes: an AC/DC converter (101) to generate a rectified voltage from AC input power; a boost circuit (102) to generate a DC link voltage from the rectified voltage; an inverter (104) to generate a transformer input from the DC link voltage in accordance with a welding operation; an HF transformer (106) to receive the transformer input and generate a transformer output; a secondary rectifier (108) to rectify the transformer output to generate output welding power to be supplied to a weld output of the welding power system; and a battery power converter to couple a battery (112) to the DC link, the transformer (106), or the weld output to enable discharging of the battery (112) to the hybrid welding power system and enables charging of the battery (112) via the AC input, the DC link, the transformer (106), or the weld output in various implementations.

Abstract: Systems and methods are disclosed for welding systems employing a welding cable to provide welding power, communication signals, and wire feeder power to the wire feeder, and a single conductor wire feeder power and communication cable coupling the welding power supply to the wire feeder via dedicated connection circuitry in both the welding power supply and the wire feeder.

Abstract: A fastener apparatus is to be welded to a workpiece by a fastener attaching device. The fastener apparatus includes fasteners oriented in a same direction and joined together via a separable fragile portion to form a rod body.

Abstract: The present application relates to a welding positioning apparatus, wherein a press head may be capable of pressing a first component against the second component, and dust generated during welding may be allowed to be collected in a dust collection chamber, and discharged to the outside of the welding positioning apparatus by an external dust extractor to keep the welding environment clean, thereby improving the welding quality.