Abstract: A welding method of a diffusion bonded structure in which the diffusion bonded structure formed by diffusion bonding metal parts to each other is bonded to another part by fusion welding includes a buffer layer forming step of forming a buffer layer in a welding region including a diffusion bonded joint of the diffusion bonded structure, the buffer layer having greater ductility than the diffusion bonded joint, and a welding step of bonding the welding region in which the buffer layer is formed to the another part by performing the fusion welding from above the buffer layer.

Abstract: A modular manifold for a tankless water heater includes a first cavity member having a first opening, a second opening, and a base wall; a second cavity member coupled to the first cavity member, the second cavity member having a first opening, a second opening, and a base wall; a first cover plate coupled to either the first cavity member or the second cavity member; and a second cover plate coupled to either the first cavity member or the second cavity member, wherein two openings in the first and second openings are covered by the first and second cover plates, respectively, and wherein the base walls of the first and second cavity members, the first and second cover plates, and the two openings in the first and second openings not covered by the first and second cover plates define a fluid flow path in the modular manifold.

Abstract: A system, in one embodiment, may include a portable unit having an engine, a generator coupled to the engine, a compressor coupled to the engine, and a priority load controller. The controller may be configured to adjust various loads on the engine, the generator, or the compressor, or a combination thereof, in response to a priority control scheme. A computer-implemented method, in another embodiment, may include adjusting power output to various loads on an engine, a welding generator coupled to the engine, or an air compressor coupled to the engine, or a combination thereof, in a portable welding unit in response to a priority control scheme.

Abstract: A feedstock for an additive manufacturing process includes a pre-ceramic polymer intermixed with a base material. A method of additive manufacturing includes melting and pyrolizing a feedstock containing metal and a pre-ceramic polymer. An article of manufacture includes an additive manufacturing component including a pyrolized feedstock.

Abstract: An additive manufacturing system including a housing configured to contain a powder bed of material, and an array of laser emitters having a field of view. The array is configured to melt at least a portion of the powder bed within the field of view as the array translates relative to the powder bed. The system further includes a spatter collection device including a diffuser configured to discharge a stream of gas across the powder bed, and a collector configured to receive the stream of gas and contaminants entrained in the stream of gas. The collector is spaced from the diffuser such that a collection zone is defined therebetween, and the spatter collection device is configured to translate relative to the powder bed such that the collection zone overlaps with the field of view of the array.

Abstract: A water heater has one or more heating elements and an internal wall that causes an increased rate of heating within a sub-volume within the water heater tank. Water from the sub-volume is directed to the tank outlet.

Abstract: Joining apparatus for joining joining elements onto workpieces, comprising a joining element holding device, which is configured to radially hold a joining element, and comprising a loading pin arrangement, which is configured to slide a joining element axially into a holding position in the joining element holding device, and/or to axially support the joining element during a joining process, wherein the loading pin arrangement has a loading pin, which is slidable by means of a loading pin actuator arrangement in the direction of the joining element holding device. The loading pin arrangement is here designed to variably establish a loading pin stroke of the loading pin between at least two stages, so that in a first stage the loading pin is displaceable less far in the direction of the joining element holding device than in a second stage.

Abstract: Described is laser machining nozzles for laser machining devices. The laser machining nozzles includes a body having an inner surface and an outer surface. The inner surface of the laser machining nozzles include at least one subarea. The subarea includes a layer of at least one of the copper oxides CuO and Cu2O. The layer of CuO and/or Cu2O has an absorbing effect for radiation at an observation wavelength between 300 and 1100 nm or between 900 and 1700 nm.

Abstract: Described herein is apparatus for heating smokable material to volatilize at least one component of the smokable material. The apparatus comprises an electrical power source having positive and negative terminals, a voltage regulator, and a controller for controlling the supply of electrical power to a heating element in use. One of the positive and negative terminals is electrically connected to the controller via the voltage regulator. The other of the positive and negative terminals is electrically connected to the controller by an electrically-conductive path that bypasses the voltage regulator.

Abstract: An air data probe includes a probe head having an interior surface defining a cavity, a component positioned within the cavity of the probe head, a plurality of protrusions defining contact between the interior surface of the probe head and a peripheral surface of the component prior to brazing the component to the probe head, and a braze material located between the interior surface of the probe head and the peripheral surface of the component as a result of brazing the component to the probe head.

Abstract: The present application relates to an arc welding arrangement and an electric arc welding method to be used with the arc welding arrangement. The arc welding arrangement comprising a first power source, a first electrode connected to say first power source, and a second electrode, said first electrode being adapted to generate a weld pool via a first electric arc present within a first arc region. The second electrode is operated at welding parameters adapted to ensure that excess energy from at least said first electrode is required to maintain said second arc ignited. The method comprises the step of feeding said second electrode so that it is allowed to consume excess energy from said first electrode to maintain said second arc ignited.

Abstract: In an arc start control method for forward and reverse feed arc welding in which forward and reverse feed control of alternately switching a feed speed Fw of a welding wire between a forward feed period and a reverse feed period is performed to generate a short circuit period and an arc period to perform welding, at arc start, a pulse period Tp during which a pulse current is energized for a plurality of number of times is provided, and thereafter forward and reverse feed control is started from forward feed period of the welding wire. During the pulse period Tp, a forward feed speed Fp of the welding wire is set so that the arc period is continuous. In addition, the forward feed speed Fp is changed based on a time length of pulse period Tp and/or a value of a welding voltage Vw during pulse period Tp.

Abstract: Systems and methods are provided for radiant heating by PTC radiant patches. A radiant heating system for warming an occupant of an enclosed space includes patches to radiate heat into the enclosed space toward the occupant. A power supply supplies electric power to the patches. A controller controls the electric power supplied to the patches based on a temperature in the enclosed space and locations of the patches within the enclosed space.

Abstract: A peeling apparatus includes: an ingot holding unit holding an ingot with an ingot portion corresponding to a wafer being faced up; an ultrasonic wave oscillating unit which has an end face facing the ingot portion corresponding to the wafer and oscillates an ultrasonic wave; a water supplying unit supplying water to an area between the ingot portion corresponding to the wafer and the end face of the ultrasonic wave oscillating unit; and a peeling unit that holds the ingot portion corresponding to the wafer with suction and peels off the wafer from the ingot.

Abstract: A vehicle includes a defrost window. The defrost window includes a transparent substrate, a carbon nanotube film, a first electrode, a second electrode and a protective layer. The transparent substrate has a top surface. The carbon nanotube film is disposed on the top surface of the transparent substrate. The first electrode and the second electrode electrically connect to the carbon nanotube film and space from each other. The protective layer covers the carbon nanotube film.

Abstract: An example system may include a material source and a substrate having a molten pool on a surface of the substrate, wherein the molten pool faces a downward direction defined with respect to gravity. The system may include a computing device. An example technique may include, by the computing device, controlling the material source to direct a stream of solid material to the molten pool in an upward direction defined with respect to gravity. The material combines with the molten pool to form a deposited volume of a plurality of deposited volumes. The plurality of deposited volumes defines a component. An example computer readable storage medium may include instructions that, when executed, cause at least one processor to control, based on a digital representation of the component, an energy source to direct an energy beam at the substrate to form the molten pool, and control the material source.

Abstract: A discharging element for discharging substances into a liquid is disclosed, wherein the discharging element is in the form of a capsule, wherein the capsule casing (1-3) encloses a fillable volume for substances to be discharged, the capsule casing is made of a liquid-tight material and has at least one first opening (7) and at least one second opening (8) which are arranged in such a way that, when liquid flows around the capsule, a greater flow velocity is present at a first opening (7) than at a second opening (8), wherein the first and second opening are connected to one another via the fillable volume, and wherein either the first opening (7) and the second opening (8) are located on one outer surface, or wherein the surface normal of the capsule casing (1-3) at the location of the first opening (7) encloses an angle with the surface normal of the capsule casing at the location of the second opening (8).

Abstract: An electrically operated aerosol-generating system for receiving a liquid aerosol-forming substrate and a main unit and a cartridge for an electrically operated aerosol-generating system. The aerosol-generating system includes a liquid storage portion configured to hold a liquid aerosol-forming substrate; an aerosol generator configured to receive liquid aerosol-forming substrate from the liquid storage portion; one or more capillary wicks configured to transfer liquid aerosol-forming substrate from the liquid storage portion to the aerosol generator; a tilt sensor configured to sense the orientation of the liquid storage portion; and electric circuitry. The electric circuitry is configured to monitor the orientation of the liquid storage portion as sensed by the tilt sensor and determine depletion of liquid aerosol-forming substrate based on the orientation of the liquid storage portion.

Abstract: A laser machine comprises: a head including optical parts allowing reflection of a laser beam or allowing the laser beam to pass through, while being rotatable about rotary axes, and a focusing optical system that focuses the laser beam; a moving mechanism that allows the head and a target to move relative to each other; and a control unit that controls rotations of the optical parts in such a manner that an irradiation intended position to be reached by an emission optical axis when the laser beam is emitted to the target moves in a curvilinear pattern or a linear pattern, controls movement by the moving mechanism so as to move the head and the target relative to each other, and controls emission output from the laser source so as to change a condition for emitting the laser beam based on the rotation angles of the optical parts.

Abstract: A beverage making device for preparing a beverage suitable for human consumption with a fine-bubble top cream layer. The beverage making device includes a beverage unit for supplying the beverage, at least one nozzle in fluid communication with the beverage unit, a dispensing spout provided with a cavity with a bottom wall and side walls, a beverage collecting area in a bottom of the cavity, and a bubble-squeezing member provided between the beverage collecting area and a beverage dispensing aperture. The beverage flows from the beverage collecting area through the bubble squeezing member and towards the beverage dispensing aperture.