Abstract: A magnetron filter board for a microwave oven is disclosed. In embodiments, the magnetron filter board includes a printed circuit board with a first trace and a second trace on the printed circuit board. The first trace includes a first end for connecting to a magnetron and a second end for connecting to a power supply unit. The second trace also includes a first end for connecting to the magnetron and a second end for connecting to the power supply unit. The first trace and the second trace can be configured as a radio frequency band-gap filter that mitigates noise associated with the connection between the magnetron and the power supply unit.

Abstract: A system and method of monitoring a powder-bed additive manufacturing process is provided where a layer of additive powder is fused using an energy source and electromagnetic emission signals are measured by a melt pool monitoring system to monitor the print process. The measured emission signals are analyzed to identify outlier emissions and clusters of outliers are identified by assessing the spatial proximity of the outlier emissions, e.g., using clustering algorithms, spatial control charts, etc. An alert may be provided or a process adjustment may be made when a cluster is identified or when a magnitude of a cluster exceeds a predetermined cluster threshold.

Abstract: A safe electric blanket includes a main control circuit, a constant temperature circuit, a detection circuit, a heating wire, an overheat protection circuit for overheat detection and blowout, a power circuit for connecting mains electricity, and a fuse disposed between the mains electricity and the power circuit. The power circuit is connected to one end of the heating wire, the main control circuit, the detection circuit and the overheat protection circuit for supplying power. The main control circuit is connected to the detection circuit, the overheat protection circuit and the constant temperature circuit. The overheat protection circuit is connected to the fuse F1 for controlling the fuse F1 to blow. The constant temperature circuit is connected to another end of the heating wire for controlling a working state of the heating wire.

Abstract: A machine for removing seeds, including: a rotating rod (11) that is movable between a first position, in which it is found outside of a product (P), and a second position, in which it can be inserted in a product (P); a curved knife (12) associated with the rotating rod (11); an adjusting mechanism (20) structured so as to adjust the second position of the rotating rod (11) with respect to at least one dimension of the product (P) being processed.

Abstract: A welding torch for arc welding in a shielding gas atmosphere, includes: a contact tip for feeding a welding wire; a suction nozzle surrounding the welding wire, and sucking a gas from a space between the suction nozzle and the welding wire; and a shielding gas supply nozzle provided on the outer periphery of the suction nozzle, and supplying the shielding gas toward a welded portion from a space between the shielding gas supply nozzle and the suction nozzle. The welding torch satisfies “7?Ltk?17 and 0?Lts?18”, where Lts [mm] is a distance between the tip of the contact tip and the tip of the shielding gas supply nozzle, and Ltk [mm] is a distance between the tip of the contact tip and the tip of the suction nozzle.

Abstract: A laser light irradiation device includes: a laser light source; a spatial light modulator including a display unit, the spatial light modulator modulating the laser light in accordance with a phase pattern displayed on the display unit; a beam diameter conversion mechanism arranged on an optical path of the laser light between the laser light source and the spatial light modulator, the beam diameter conversion mechanism enlarging or reducing the beam diameter of the laser light; a lens insertion and removal mechanism including a lens configured to vary the beam diameter of the laser light, the lens insertion and removal mechanism being enabled to insert/remove the lens in/from the optical path; and a controller configured to control the phase pattern to be displayed. The controller displays the phase pattern configured to correct a wavefront aberration caused by insertion or removal of the lens.

Abstract: A welding device includes a laser irradiation unit that irradiates a workpiece with a laser light while scanning along an intended weld line of the workpiece, an upper jig arranged on a side of the laser irradiation unit with respect to the workpiece, and a lower jig arranged on an opposite side of the laser irradiation unit side. The upper jig includes an exposed portion that exposes the intended weld line of the workpiece to the laser irradiation unit side, an introduction path that is disposed in a downstream side in a scanning direction of the laser light and introduces an inert gas to the exposed portion, and a discharge path that is disposed in an upstream side in the scanning direction of the laser light and suctions the inert gas introduced to the exposed portion to discharge the inert gas to an outside.

Abstract: An insulation part for supporting an electrically conductive nozzle in an insulated manner, and a laser machining head with a housing (10), through which a working laser beam path (11) is guided. The working laser beam path (11) exits on the machining side through an electrically conductive nozzle (17). The electrically conductive nozzle (17) is supported on an insulation part (18), which is supported on the housing (10), and which, for the capacitive distance measurement, is electrically connected to an oscillating circuit (24) of a distance measuring circuit (22). To monitor the presence of an inexpensive insulation part (18) in a user-friendly manner, the insulation part (18) comprises a ferromagnetic body (26) and a sensor (27) for detecting the ferromagnetic body (26) is provided on the housing (10). The sensor is connected to a monitoring circuit (29) that, in the absence of an insulation part (18), outputs a warning signal.

Abstract: An optical station for a laser processing device including a plurality of holders for holding respective optical elements; a rotatable magazine having a plurality of accommodation spaces for accommodating the plurality of holders; a positioning device having a holder clamp for clamping and positioning a selected one of the optical elements. a magazine actuator for rotating the magazine; linear shifting means for shifting the magazine in a direction parallel to the optical axis, wherein the magazine is shifted towards the positioning device such that the positioning device lifts the holder from its accommodation space.

Abstract: A decorative member includes: a transparent resin layer provided on a rear surface thereof with a general portion, a stepped portion recessed or protrudingly provided with respect to the general portion, and an inclination portion provided between the stepped portion and the general portion; and a decorative layer provided on the rear surface, wherein: an inclination angle of the inclination portion with respect to a normal line of the general portion is equal to or more than 25° and is equal to or less than 40°; a width of the inclination portion is large beyond 0.38 mm and is equal to or less than 1 mm; and the decorative layer includes: a first layer that covers the stepped portion of the rear surface; and a second layer that covers a part of the rear surface, which is not covered by at least the first layer.

Abstract: A method for detecting a cleaning need of a commercial cooking appliance with at least one cooking surface. The method includes the steps of capturing at least one image of at least a part of the cooking surface and/or at least a part of a cooking product, comparing the captured image of the part of the cooking surface with a prestored reference image of a contaminated cooking surface requiring cleaning and/or of the captured image of the part of the cooking product with a prestored reference image of the cooking product in a cooking status indicating a need for cleaning the cooking surface, and deciding, based on the result of the comparison, whether a cleaning is needed. A further aspect relates to a quality management monitoring system as well as a commercial appliance with a quality management monitoring system.

Abstract: A method for producing three-dimensional objects layer by layer using a powdery material which can be solidified by irradiating it with at least two electron beams, said method comprises a pre-heating step, wherein the pre-heating step comprises the sub-step of scanning a pre-heating powder layer area (100) by scanning a first electron beam in a first region (I) and by scanning a second electron beam in a second region (II) distributed over the pre-heating powder layer area (100), wherein consecutively scanned paths are separated by, at least, a security distance (?Y), said sub-step further comprising the step of synchronising the preheating of said first and second electron beams when simultaneously preheating said powder material within said first and second regions respectively, so that said first and second electron beams are always separated to each other with at least a minimum security distance (?X).

Abstract: A dowel basket assembly apparatus includes a jig table rotationally supported on a bearing assembly, which supports a table top assembly having arms extending radially outwardly and supporting first, second and third jig table bases. The bases move through first, second and third stations by rotating the assembly. First jig table is positioned at first station, second jig table at second station, and third jig table at third station. Rods are located in receptacles on first jig table base at first station. Simultaneously, rods are welded to form a dowel basket on second jig table base at second station. Simultaneously, a welded dowel basket is unloaded from third jig table base at third station. After completion of the steps of locating, welding and retrieving, the apparatus is rotated to advance the jig tables to the next station.

Abstract: The cooking module for a linear tunnel oven for bakery products includes a cooking chamber having a hearth, in the form of a conveyor belt, that is mobile and permeable to a gaseous heat-transfer fluid, a roof, and a heating device in the hearth and on the roof to cook the products. The heating device in the hearth includes a plurality of orifices for blowing the fluid. The belt is mobile above a sliding surface having openings for the fluid to pass through, and is mobile between two positions, a convection position where the openings coincide with the orifices to let the fluid pass through, and a second position known as a radiation position, where openings are offset from these orifices, the surface forming a screen for the fluid blown through the orifices.

Abstract: A multi-process welding machine provides an intuitive user interface to enable a user to select among different welding processes, and to select parameters for a given selected welding process. The multi-process welding machine also provides an arrangement by which a switching module, or DC to AC converter, of an AC TIG unit can be controlled to alternatively supply AC or DC welding voltages or current. Further, a configuration of switches can be leveraged to automatically (or manually) control the polarity of welding cables for different processes and to engage or disengage a wire feeder when, e.g., a MIG welding process is selected, or not selected, respectively. Finally, in an embodiment, the ferrite or magnetic materials used for a main output inductor and an high frequency starting inductor of the welding machine can be combined.

Abstract: A sensor assembly includes a housing, an air inlet tube through the housing and including a drain, and a sensor in the path of air flowing through the air inlet tube. The sensor assembly may further include a heater thermally connected to the drain. A controller may be communicatively coupled to the heater and programmed to activate the heater upon detecting an ambient temperature below a temperature threshold.

Abstract: Predictive cooking systems and methods. A representative system can include a cooking device submergible in a container of fluid and a memory device storing instructions for causing a processor to receive information and determine heater set point temperature and on time. The processor can receive information indicative of one or more characteristics of a food item to be cooked in the fluid and a desired food temperature. The processor can perform a control process that can include sending instructions for controlling a heater, obtaining a temperature measurement of the fluid from a temperature sensor, determining a measurement of power delivered to the heater, determining constants related to corresponding physical characteristics of the fluid and/or the container based on at least one of the temperature measurement and the measurement of power, and determining a food temperature of the food item.

Abstract: A radiation grill includes a housing and radiators which are arranged in the housing. A pullout which, in a position retracted into the housing, closes an opening on a front side of the housing. The pullout carries two glass plates arranged standing, which limit a cooking chamber in the retracted position of the pullout between them. Respectively, at least one of the radiators is arranged outside of the cooking chamber between each of the two glass plates and a side wall of the housing to irradiate grilled food in the cooking chamber. It is provided that movement of the pullout is limited by a stop.

Abstract: A first electrode coolant path is configured to cool a first welding electrode by liquid coolant flowing from a supply path through the first electrode coolant path to a return path. A second electrode coolant path is configured to cool a second welding electrode by liquid coolant flowing from the supply path through the second electrode coolant path to the return path. Three or more valves are configured to stop or reduce liquid coolant flow through the first or second electrode coolant path and configured to stop or reduce liquid coolant backflow from the return path when the first or second welding electrode is at least partially detached. At least one valve is coupled in the first or second electrode coolant path. A drawback apparatus generates a suction force to draw liquid coolant away from a gap formed when the first or second welding electrode is at least partially detached.

Abstract: According to various implementations, a sensor mat includes a mat substrate, a sensor electrode, and a shield electrode. At least a portion of the sensor and shield electrodes are spaced apart from and parallel to each other on a first surface of the mat substrate. The shield electrode is electrically coupled to a voltage source to create a capacitance between the shield electrode and the sensor electrode, and the sensor electrode is used to detect a change in the capacitance. The shield electrode may also be alternately used for heating the surface of the vehicle part adjacent the mat. For example, the sensor may be disposed adjacent a portion of a steering wheel or a seat assembly and is used for sensing presence of an occupant's hands or body adjacent the steering wheel or seat assembly.