Abstract: Disclosed herein are glass articles coated on at least one surface with an electrochromic layer and comprising minimal regions of laser damage, and methods for laser processing such glass articles. Insulated glass units comprising such coated glass articles are also disclosed herein.

Abstract: A method for joining by welding or gluing joining elements to components, with the following steps: preparation of a joining element, which comprises a first joining surface, and preparation of a component, which comprises a second joining surface; preparation of the first or second joining surface; and carrying out the joining process, in which the joining element is joined to the component; wherein the preparatory step comprises at least one of the following cleaning methods for cleaning the first or second joining surface: a TIG arc method, a plasma gas cleaning method, and a snow jet method.

Abstract: A three-dimensional modeling device includes a table supporting a powder material and a model created from the powder material, a processing section disposed so as to face the table and obtaining the model by processing the powder material, and a rotation unit causing the table to rotate relative to the processing section around a rotary axis. The processing section has a plurality of processing units disposed around the rotary axis. The processing units supply the powder material to the table, preheat the supplied powder material, and emit an energy beam to the preheated powder material.

Abstract: A case includes a first member and a second member configured in such a way that a closed space is formed between the first and second members in a state where the first and second members abut against each other. The first member includes a shaft portion extending toward the second member. The second member includes a shaft support portion including a circumferential wall portion that surrounds one end portion of the shaft portion. The shaft portion includes an enlarged-diameter portion that is the one end portion melted in such a way as to be enlarged in diameter.

Abstract: A method for establishing a weld joint comprises the step of projecting an energy beam such as a laser beam (2) onto an interface area (103) between two parts (101, 102) to be joined. The beam (2) is projected onto the interface area (103) so as to produce a primary spot on the interface area (103), and the beam (2) is repetitively scanned in two dimensions in accordance with a scanning pattern so as to establish an effective spot (21) on the object, the effective spot (21) having a two-dimensional energy distribution. The effective spot (21) is displaced along a track (104) over the interface area (103) so as to progressively melt mating portions of the first part (101) and the second part (102) so as to form the weld joint (105). The effective spot (21) can feature an asymmetric energy distribution.

Abstract: This invention provides a laser welding method in which a state where the irradiation energy density becomes excessively high by a plurality of times of irradiation with laser is not caused and a defect, such as a hole, does not occur in a workpiece. In order to achieve the object, a laser welding method for welding a plurality of workpieces by irradiating the workpieces in a stacked state with a laser beam is characterized in that, when the laser beam is reciprocatingly emitted along a fixed welding line, the irradiation positions of a start end A and a termination end A? of the irradiation are shifted away from each other so that the irradiation energy can be dispersed. Moreover, when the laser beam is emitted a plurality of times in the same direction along the fixed welding line, the irradiation positions of the start ends or/and the termination ends of the irradiation are shifted away from each other so that the irradiation energy can be dispersed.

Abstract: A manufacturing device for mask unit having a mask frame and a mask fixed to the mask frame includes a stage including a frame holding stage, and an alignment stage arranged with a plurality of lift-pins, a holding part for holding a reference plate arranged facing the stage, a mask holding unit, the mask holding unit being arranged between the stage and the reference plate, and a camera for imaging a direction of the stage passing through the reference plate, wherein the mask holding unit holds the mask at a surface on the frame side, the mask holding unit rises and falls above the alignment stage by the plurality of the lift-pins, the plurality of lift-pins includes a plurality of first lift-pins capable of contacting the mask holding unit, and the camera images a first reference marker on the mask and a second reference marker on the reference plate.

Abstract: According to one embodiment, a laser lift-off apparatus (1) which irradiates with laser light (16) from a side of a substrate (11) an interface between the substrate (11) and a separating layer (12) of a workpiece (10) including the substrate (11) and the separating layer (12) formed over the substrate (11), and separates the separating layer (12) from the substrate (11) includes: an injection unit (22) which blows a gas (35) onto the workpiece (10) and blows away dusts existing on a surface of the workpiece (10), and a dust collecting unit (23) which includes an opening (52) at a position meeting an irradiation position of the laser light (16), and sucks and collects the blown dusts through the opening (52).

Abstract: An apparatus includes a microwave source emitting energy in a frequency range of about 300 Mhz to about 300 Ghz. At microwave cavity includes a stationary input section, a stationary output section, and a rotating processing section between the input section and the sample output section. A waveguide introduces microwave energy into at least one of the sample input section and the sample output section.

Abstract: A laser welding jig includes a jig body configured to cover the bus bar unit during welding. A plurality of welding slits are formed at the jig body so that electrode leads and at least one lead bus bar are exposed out of the jig body for the welding. A plurality of bolt insert portions are provided between plurality of welding slits. The welding jig also includes at least one bolt insert hole into which at least one pressing bolt is inserted, and a pair of lead adhering blocks provided at a rear surface of each of the bolt insert portions and configured to be spaced from each other as the pressing bolt is inserted so that the electrode leads are adhered to the lead bus bar.

Abstract: A method for stack-welding dissimilar metal members by placing a first metal member and a second metal member having a melting point higher than that of the first metal member on top of one another and performing laser welding is provided. The second metal member is placed on the first metal member, and a molten pool in which only the second metal member is melted is formed by applying a laser beam for thermal-conduction welding from above the second metal member. After the molten pool comes into contact with the first metal member and hence the first metal member melts in the molten pool, the molten pool solidifies, so that the first and second metal members and are welded together.

Abstract: An induction cooking apparatus includes an induction coil forming a top surface and a bottom surface. The induction coil includes a plurality of conductive windings. A temperature sensor protrudes through the top surface of the induction coil. An electrical circuit is in communication with the temperature sensor. The electrical circuit is disposed on a substrate, which may form a chassis configured to support a plurality of conductive connections. The substrate forms a spring mechanism in connection with the temperature sensor.

Abstract: A method of optimizing laser welding of two different metals is disclosed herein. In some embodiments, a method for optimizing laser welding of two different metals comprising laser welding a plurality of samples comprising a first metal and a second metal to form a weld between the first metal and the second metal, the weld having a molten area, wherein each sample is laser welded using a different line energy, measuring the content of an intermetallic compound produced by the laser welding in the molten area of the weld in each sample, and determining the line energy of the laser that results in the content of the intermetallic compound produced in the molten area of the weld being less than 10%.

Abstract: The method of controlling an autonomous anti-icing apparatus includes: a first step of collecting and storing ice formation environment data; a second step of calculating a calculated value of an aerodynamic parameter based on the ice formation environment data and the ice formation prediction data in real time to determine whether ice formation is present on a surface of the structure and calculating a degree of ice formation through the calculated value of the aerodynamic parameter; and a third step of allowing a calculation control unit to send a temperature control signal, which includes a heating period signal, to a power supply so that an electric heating part is heated when the ice formation is determined by comparing the degree of ice formation with a preset value.

Abstract: The invention relates to a method for forming a laser-welded connection, in which two parts to be joined (11; 11a, 12; 12a) are connected to one another under the effect of a laser beam (1) in a joining region (30; 30a) to form a weld (2), wherein one part to be joined (11; 11a) consists of a material transparent to laser radiation and the other part to be joined (12; 12a) consists of a material absorbent to laser radiation, and wherein the two parts to be joined (11; 11a, 12; 12a) form a receptacle (25; 25a; 25b) for a component (13; 13a; 13b; 14) separate from the parts to be joined (11; 11a, 12; 12a).

Abstract: Provided is a supporting structure for an induction heating coil and an induction heating device in which a surface of an induction heating coil is not formed of a coating film for insulation that generates a gas, and movement of the induction heating coil when the induction heating coil is energized can be suppressed. A supporting structure 4 of an induction heating device 1 includes a supporting column 20 and a plurality of restricting members 21. The supporting column 20 is disposed at an outer side in a radial direction of winding portions 13 of the induction heating coil 3, and extends in an axial direction S1. The restricting members 21 receive the induction heating coil 3 to restrict movement of the induction heating coil 3 in the axial direction S1 in an insulated state, and are supported by the supporting column 20.

Abstract: A mobile welding system that does not rely exclusively on a track to define the path of the welder. One embodiment includes a mobile welder adapted to move along a work piece. The mobile welder includes a chassis, including a welding implement, and a travel assembly configured to support the chassis over a portion of the work piece. The mobile welder also includes a motor assembly configured to selectively cause the chassis to move relative to the work piece. The mobile welder further includes a chassis holder, having a magnet assembly, configured to provide a force holding the chassis a selected distance from the work piece. The magnet assembly includes a magnet rotatably mounted between a ferrous material and a non-ferrous material to selectively control application of a magnetic field toward the work piece.

Abstract: A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a machining area and configured to hold a workpiece; a tool spindle and a lower tool rest disposed in the machining area and configured to hold a tool to be used for subtractive manufacturing for the workpiece; an additive manufacturing head configured to discharge a material during additive manufacturing for the workpiece; a workpiece gripper configured to grip the workpiece during transportation of the workpiece into and out of the machining area; and a robot arm on which the additive manufacturing head and the workpiece gripper are mountable. Accordingly, the manufacturing machine improving the productivity in the simple and easy manner is provided.

Abstract: A microwave cooking appliance includes a door which covers a loading opening of a cooking chamber when closed, and has a profiled trap structure to form with an electrically conductive door flange a lambda quarter-wave trap that frames the loading opening. The trap structure includes a metal choke profile with an open face opposite the door flange, inner and outer metal tongues protruding into the open face laterally on an inside and outside, respectively. The metal tongues are connected electrically to the choke profile and separated from one another by a microwave entry slot covered by a microwave-transparent cover. The choke profile is framed laterally on the outside by a parallel overlap region which protrudes from the door flange and has a cover surface facing the door flange at a distance and made of electrically conductive material and having a same shape as a door flange region it covers.

Abstract: An insulation film peeling method which radiates laser light onto a front end portion of an insulation film-coated conducting wire including a conducting wire and an insulation film in a longitudinal direction, and which peels a part of the insulation film up to a peeling boundary of a predetermined regulated peeling length, includes performing a rectilinear scan of a first region, in which a radiation position of the laser light moves from one side toward the other side and then moves from the other side toward the one side upon reaching the other side, and performing a unidirectional scan of a second region, in which the radiation of the laser light is performed from one side toward the other side and then the radiation position returns to the one side in a state in which the radiation of the laser light stops upon reaching the other side.